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(1) Lihvimisdiameetri erinevus:
A: Xieli Machinery väikese tsentrita lihvimismasina töötlemisläbimõõdu vahemik on 0,8–60 mm ja see saab suurust selles vahemikus reguleerida.
B: Paljud sama mudeli suured tsentrita lihvijad suudavad saavutada ainult 40 mm töötlemisläbimõõdu, mis näitab, et Xieli Machinery tsentrita lihvijate töötlemisläbimõõdu vahemik on suurem.

(2) Töötamise erinevus:
A: Xieli Machineryl on oma väikese suuruse kohta nii käsitsi tsentreerimata lihvimismasin kui ka CNC tsentreerimata lihvimismasin. Seadme stabiilsuse tagamise põhjal lihtsustab Xieli Machinery tsentreerimata lihvimismasin masinat keerukusest lihtsuseni, et muuta selle tsentreerimata lihvimismasina kasutamine kogu maailmas lihtsamaks. Isegi algajad operaatorid saavad seda masinat hõlpsalt käsitseda, vaadates Xieli Machinery loodud masina kasutamise õppevideoid.
B: Suuremahulise tsentraalse lihvimismasina töö on aga keeruline ja operaatoritel on raske seda õppida. Kui operaatorid üle maailma puutuvad kokku selle tsentraalse lihvimismasinaga, võivad nad vajada kodumaiste meistrite kaasamist koolituse ja õpetamise eesmärgil kohapeale.

(3) Hinnavahe:
A: Tänu hinna tagamisele tagab Xieli Machinery väike tsentrita lihvimismasin ka täpsuse. Xieli Machinery tsentrita lihvija täpsust saab reguleerida vahemikus 0,005 ja isegi 0,002. See on aidanud paljudel klientidel lahendada ülitäpse tooriku lihvimistöid ühel masinal.
B: Suured tsentrita lihvimismasinad on aga kallid. Näiteks tavalise 1040-mudeli tsentrita lihvimismasina töötlemisläbimõõt võib ulatuda vaid 40 mm-ni, mis pole nii suur kui Xieli Machinery tsentrita lihvimismasina töötlemisläbimõõt. Selle töötlemistäpsus on sama, mis Xieli Machinery WX-M2-60 tsentrita lihvimismasinal, kuid hind on poole kõrgem kui Xieli Machinery tsentrita lihvimismasinal.

(4) Masina stabiilsus:
Paljud kasutajad teavad ainult suurtest tsentrita lihvimismasinatest ja on näinud Xieli Machinery väikesi tsentrita lihvimismasinaid. Xieli Machinery väikese tsentrita lihvimismasina odava hinna tõttu on paljud kasutajad mures masina stabiilsuse pärast. Xingtai Xieli Machinery Manufacturing Co., Ltd. on spetsialiseerunud poleerimis- ja lihvimisseadmete tööstusele enam kui 20 aastat. Tehniline personal on 20 aastat tagasi välja töötanud väikese tsentrita lihvimismasina ning pärast põlvkondadepikkuseid uuendusi on praegune Xieli Machinery väike tsentrita lihvimismasin küps ja stabiilne seade. Kasutajad ei pea masina stabiilsuse pärast muretsema.

Xieli Machinery väikeseid tsentrita lihvijaid müüakse üle kogu maailma, sealhulgas, kuid mitte ainult, järgmistesse piirkondadesse: Venemaa, Malaisia, Tai, Lõuna-Korea, Iraak, Singapur, Vietnam, Bangladesh, Pakistan, Hispaania, Suurbritannia, Portugal, Sloveenia, Ukraina, Brasiilia, Mehhiko, Tšiili, Taiwan, Hiina, Hiina ja teised riigid ja piirkonnad.

Kuna Xieli Machinery'i väikesed tsentrita lihvimismasinad on nii kodu- kui ka rahvusvaheliselt populaarsed, on Xieli Machinery'i tootmisosakond laiendanud oma tootmismahtu, et toota CNC- ja käsitsi tsentrita lihvimismasinaid. Üldiselt on tsentrita lihvimismasinad laos olemas. Erijuhtudel, kui laos pole midagi saadaval, on tootmistsükkel 20–30 päeva.

Xieli Machinery'i tsentrita lihvimismasinat saab ühendada automaatse etteandemasinaga. Tavapäraste etteandemasinate hulka kuuluvad: vibreeriva ketta etteandemasin, suruplaadiga etteandemasin ja mehaaniline haaratsiga etteandemasin lühikeste materjalide jaoks. Pikkade materjalide jaoks on olemas etteande- ja väljastusrestid jne. Lisaks kohandab Xieli Machinery'i tehniline personal klientidele spetsiaalse etteandemasina vastavalt nende tooriku spetsifikatsioonidele.

Tsentrita lihvimismasina varuosade osas ostavad paljud kliendid üle kogu maailma ootamatute vajaduste korral seadmeid piisavalt varuosi, kuna kliendipiirkondade vahel on kaugus. Tavapäraste varuosade hulka kuuluvad varujuhtplaadid, varulihvkettad, varujuhtrattad jne. Need kolm on kõige levinumad varuosad. Muude erinõuete korral saavad kasutajad vastavalt oma vajadustele tehnilise personaliga läbi rääkida.

The centerless grinding machine of Xieli Machinery has good stability and is generally not easily damaged. The warranty period of the machine is one year. Within one year, if the machine malfunctions due to non-human reasons, the user can contact the relevant sales personnel, shoot a video of the malfunction for the technical personnel of Xieli Machinery to judge. After the technical personnel judge, it is determined that the malfunction is caused by the machine itself. The technical personnel can send the parts to the customer's factory for free, and the customer can replace them themselves.

Both the manual and CNC centerless grinding machine of Xieli Machinery have detailed English version operation video tutorials and detailed English text user manuals. Even beginners can easily operate the machine after watching the operation video and manual. If there are still areas that cannot be understood, sales personnel will create group chats with corresponding technical personnel, who will guide users through videos and pictures. So, beginners don't have to worry about machine operation issues at all.

Xieli Machinery's polishing machines are divided into upgraded and regular models. The upgraded polishing machine has multiple functions, including but not limited to the following:

1.1A：The upgraded polishing machine from Xieli Machinery has a machine protection cover, which can provide dust prevention and personal safety protection for operators during operation and during machine operation;
    B：The ordinary stainless steel round pipe tube polishing machine does not have a machine protective cover, which causes dust to fly during operation and during machine operation. Moreover, operating the machine for a long time without a cover does not provide good protection for the physical health and safety of workers.

1.2 A：The upgraded stainless steel round pipe tube polishing machine from Xieli Machinery uses a weighted and thickened body shell, and all internal components of the machine use the best domestic components, making the machine more stable and the polishing process more precise.
     B：The ordinary stainless steel round tube pipe polishing body has a thin outer shell, which is prone to shaking during the polishing process. The instability of the machine leads to deviations in the polishing effect.

1.3 A：The protective cover of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery has a sound insulation cotton device inside, which can reduce sound decibels, lower noise, and meet local environmental standards as much as possible;
    B：The ordinary stainless steel round pipe tube polishing machine does not have a protective cover or sound insulation device, and there is some noise generated during machine operation.

1.4 A：Each grinding head of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery has an operation panel with an electric button, which can adjust the forward and backward functions of the grinding head; It can enable one person to operate multiple machines, improve production efficiency, and save labor and time costs.
     B：The ordinary stainless steel round pipe tube polishing machine adjusts the forward and backward functions of each grinding head by rotating the handwheel. Slow work efficiency, low production efficiency, and high labor costs.

1.5 A：The operation panel of each grinding head of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery has a digital ammeter display function. Operators can adjust the intensity of the grinding head through the display of a digital ammeter, which greatly affects the polishing effect and achieves the desired polishing standard.
     B：The ordinary stainless steel round pipe tube polishing machine does not have the function of digital ammeter display. The operator should judge according to years of experience, observe the awesome of the polishing head by visual inspection or listening to the polishing sound, so as to adjust the advance and retreat of the grinding head by turning the hand wheel. It greatly affects the polishing effect.

1.6 A：The upgraded stainless steel round pipe tube polishing machine from Xieli Machinery uses pure copper motors for each grinding head, which is generally not easy to damage. The machine has a longer service life and low maintenance costs.
     B：The ordinary stainless steel round pipe tube polishing machine may use an aluminum motor, which has a short service life and expensive maintenance costs.

1.7 A：The standard machine of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery is equipped with a water pump, water tank, and water pipe, and the machine is equipped with a fan dust removal port. Users can freely choose between wet polishing and dry polishing. Adding some grinding fluid during wet polishing can achieve cooling, dust removal, and rust prevention during the polishing process. When dry polishing, the machine can be paired with a dust removal fan to remove dust.
     B：The ordinary stainless steel round pipe tube polishing machine does not have water pipes, water tanks, or fan ports to remove dust, and the operator has a lot of dust during polishing.

1.8 A：The upgraded stainless steel round pipe tube polishing machine from Xieli Machinery can be made into a fully automatic CNC round tube polishing machine. By inputting the set diameter on the CNC screen and adjusting the machine with one click, the work efficiency is greatly improved. The polishing positioning of the fully automatic CNC round pipe tube polishing machine is more accurate, thus achieving a satisfactory polishing effect.

The stainless steel round pipe tube polishing machine of Xieli Machinery has multiple functions. It can not only polish the surface of round pipes or solid round rods, but also assemble different polishing wheels to achieve different polishing effects, such as wire drawing, rust removal, polishing, mirror surface, and so on.

The basic spare parts for the stainless steel round pipe tube polishing machine of Xieli Machinery include polishing wheels. There are many types of polishing wheels, such as thousand leaf wheels, steel wire wheels, cloth wheels, thousand hemp wheels, and so on. Technicians will match the appropriate wheels according to the user's workpiece requirements to achieve the appropriate polishing effect. So, when customers purchase machines, they can buy enough spare parts to use.

The stainless steel round pipe tube polishing machine can be equipped with an automatic feeding machine device. For short materials less than 1 meter, the stainless steel round pipe tube polishing machine is suitable for pairing with a push plate automatic feeding machine and a push plate automatic unloading machine. For long materials larger than 1 meter, the stainless steel round pipe tube polishing machine is suitable for pairing with feeding and discharging racks, as well as automatic loading and unloading racks. So, users need to inform technicians of the accurate diameter range and length range. Technicians will choose the appropriate machine model for users based on their workpieces, and match it with appropriate automatic loading and unloading devices.

The stainless steel round pipe tube polishing machine of Xieli Machinery has good stability and is generally not easily damaged. The warranty period of the machine is one year. Within one year, if the machine malfunctions due to non-human reasons, the user can contact the relevant sales personnel, shoot a video of the malfunction for the technical personnel of Xieli Machinery to judge. After the technical personnel judge, it is determined that the malfunction is caused by the machine itself. The technical personnel can send the parts to the customer's factory for free, and the customer can replace them themselves.

Due to the high sales of stainless steel round pipe tube polishing machines by Xieli Machinery both domestically and internationally, the production department of Xieli Machinery has expanded its scale to produce stainless steel round pipe tube polishing machines. Generally, stainless steel round tube polishing machines are available in stock. In special cases where there is no stock available, the production cycle is 20-30 days.

1.1 A：The upgraded four sided rectangular square tube pipe polishing machine from Xieli Machinery has four adjusting pressure wheels for each set of grinding heads. This means that in this square tube pipe polishing machine with four sets of grinding heads, multiple adjusting pressure wheels can be seen, which can more accurately adjust the position of the pressure wheels, thereby accurately pressing the workpiece and making it more stable during the polishing process, achieving the ideal polishing effect.
     B：The ordinary four sided rectangular square tube pipe polishing machine has a total of two pressure wheels, which cannot completely press the workpiece. During the polishing process, the workpiece is easy to detach from the track and even get stuck, making it difficult for the workpiece to move forward.

1.2 A：The upgraded four sided rectangular square tube pipe polishing machine of Xieli Machinery adopts a thickened and weighted body cover, which improves the stability of the machine during the polishing and grinding process, thus achieving the ideal polishing effect. And it is safer during transportation and less likely to be damaged by collisions.
     B：The ordinary four sided rectangular square tube pipe rust removal and polishing machine has a thin body cover, low cost, and poor machine stability. The square tube has insufficient load-bearing capacity during the polishing process, and the unstable body can easily cause the square tube to deviate from the track during the polishing process, resulting in unsatisfactory polishing results. And during transportation, if there is a collision, the machine is easily damaged.

1.3 A：The upgraded four sided rectangular square tube pipe polishing machine of Xieli Machinery adopts pure copper motors, which have a longer service life and low maintenance costs.
     B：The ordinary square tube pipe polishing machine uses an aluminum motor, which is low-cost, resulting in a short service life and high maintenance costs.

1.4 A： The upgraded four sided rectangular square pipe tube polishing machine from Xieli Machinery can be made into an electric button adjustment method. Not only can it be adjusted with an electric button, but the polishing wheel can be rubbed left and right to polish the tube. The square tube pipe polishing machine can also be paired with an automatic waxing bucket to achieve mirror polishing effect. This polishing method improves polishing efficiency and enhances polishing effect. Suitable for large production enterprises and companies with high requirements for pipe quality.
    B：The ordinary four sided square tube pipe polishing machine only has two handwheels to adjust the forward and backward movement of the grinding head, and the adjustment method is simple and rough, which cannot accurately match the position of the tube. May result in unsatisfactory polishing effect. The affordable ordinary square tube rust removal, drawing, and polishing machine is more suitable for use in small manual workshops.

The basic spare parts for the four sided rectangular square tube pipe polishing machine of Xieli Machinery include polishing wheels. There are many types of polishing wheels, such as thousand leaf wheels, steel wire wheels, cloth wheels, thousand hemp wheels, and so on. Technicians will match the appropriate wheels according to the user's workpiece requirements to achieve the appropriate polishing effect. So, when customers purchase machines, they can buy enough spare parts to use.

The four sided rectangular square pipe tube polishing machine can be equipped with an automatic feeding machine device. Generally speaking, few people use square tube pipe polishing machines with automatic feeding because automatic feeding machines suitable for rectangular square tubes have complex structures and high costs, and few users use automatic feeding machines. However, Xieli Machinery has the ability to customize research and development design. If a user wants to match an automatic feeding machine with a square tube pipe polishing machine, Xieli Machinery's technicians will customize the automatic feeding machine according to the user's square tube specifications.

The four sided rectangular square tube pipe polishing machine of Xieli Machinery has good stability and is generally not easily damaged. The warranty period of the machine is one year. Within one year, if the machine malfunctions due to non-human reasons, the user can contact the relevant sales personnel, shoot a video of the malfunction for the technical personnel of Xieli Machinery to judge. After the technical personnel judge, it is determined that the malfunction is caused by the machine itself. The technical personnel can send the parts to the customer's factory for free, and the customer can replace them themselves.

Due to the popularity of Xieli Machinery's four sided rectangular square tube polishing machine both domestically and internationally, Xieli Machinery's production department has expanded its scale and produced four sided rectangular square tube polishing machines. In general, square tube rust removal, drawing, and polishing machines are available in stock. In special cases where there is no stock available, the production cycle is 20-30 days.

(1) Lihvimisdiameetri erinevus:
A: Xieli Machinery väikese tsentrita lihvimismasina töötlemisläbimõõdu vahemik on 0,8–60 mm ja see saab suurust selles vahemikus reguleerida.
B: Paljud sama mudeli suured tsentrita lihvijad suudavad saavutada ainult 40 mm töötlemisläbimõõdu, mis näitab, et Xieli Machinery tsentrita lihvijate töötlemisläbimõõdu vahemik on suurem.

(2) Töötamise erinevus:
A: Xieli Machineryl on oma väikese suuruse kohta nii käsitsi tsentreerimata lihvimismasin kui ka CNC tsentreerimata lihvimismasin. Seadme stabiilsuse tagamise põhjal lihtsustab Xieli Machinery tsentreerimata lihvimismasin masinat keerukusest lihtsuseni, et muuta selle tsentreerimata lihvimismasina kasutamine kogu maailmas lihtsamaks. Isegi algajad operaatorid saavad seda masinat hõlpsalt käsitseda, vaadates Xieli Machinery loodud masina kasutamise õppevideoid.
B: Suuremahulise tsentraalse lihvimismasina töö on aga keeruline ja operaatoritel on raske seda õppida. Kui operaatorid üle maailma puutuvad kokku selle tsentraalse lihvimismasinaga, võivad nad vajada kodumaiste meistrite kaasamist koolituse ja õpetamise eesmärgil kohapeale.

(3) Hinnavahe:
A: Tänu hinna tagamisele tagab Xieli Machinery väike tsentrita lihvimismasin ka täpsuse. Xieli Machinery tsentrita lihvija täpsust saab reguleerida vahemikus 0,005 ja isegi 0,002. See on aidanud paljudel klientidel lahendada ülitäpse tooriku lihvimistöid ühel masinal.
B: Suured tsentrita lihvimismasinad on aga kallid. Näiteks tavalise 1040-mudeli tsentrita lihvimismasina töötlemisläbimõõt võib ulatuda vaid 40 mm-ni, mis pole nii suur kui Xieli Machinery tsentrita lihvimismasina töötlemisläbimõõt. Selle töötlemistäpsus on sama, mis Xieli Machinery WX-M2-60 tsentrita lihvimismasinal, kuid hind on poole kõrgem kui Xieli Machinery tsentrita lihvimismasinal.

(4) Masina stabiilsus:
Paljud kasutajad teavad ainult suurtest tsentrita lihvimismasinatest ja on näinud Xieli Machinery väikesi tsentrita lihvimismasinaid. Xieli Machinery väikese tsentrita lihvimismasina odava hinna tõttu on paljud kasutajad mures masina stabiilsuse pärast. Xingtai Xieli Machinery Manufacturing Co., Ltd. on spetsialiseerunud poleerimis- ja lihvimisseadmete tööstusele enam kui 20 aastat. Tehniline personal on 20 aastat tagasi välja töötanud väikese tsentrita lihvimismasina ning pärast põlvkondadepikkuseid uuendusi on praegune Xieli Machinery väike tsentrita lihvimismasin küps ja stabiilne seade. Kasutajad ei pea masina stabiilsuse pärast muretsema.

Xieli Machinery väikeseid tsentrita lihvijaid müüakse üle kogu maailma, sealhulgas, kuid mitte ainult, järgmistesse piirkondadesse: Venemaa, Malaisia, Tai, Lõuna-Korea, Iraak, Singapur, Vietnam, Bangladesh, Pakistan, Hispaania, Suurbritannia, Portugal, Sloveenia, Ukraina, Brasiilia, Mehhiko, Tšiili, Taiwan, Hiina, Hiina ja teised riigid ja piirkonnad.

Kuna Xieli Machinery'i väikesed tsentrita lihvimismasinad on nii kodu- kui ka rahvusvaheliselt populaarsed, on Xieli Machinery'i tootmisosakond laiendanud oma tootmismahtu, et toota CNC- ja käsitsi tsentrita lihvimismasinaid. Üldiselt on tsentrita lihvimismasinad laos olemas. Erijuhtudel, kui laos pole midagi saadaval, on tootmistsükkel 20–30 päeva.

Xieli Machinery'i tsentrita lihvimismasinat saab ühendada automaatse etteandemasinaga. Tavapäraste etteandemasinate hulka kuuluvad: vibreeriva ketta etteandemasin, suruplaadiga etteandemasin ja mehaaniline haaratsiga etteandemasin lühikeste materjalide jaoks. Pikkade materjalide jaoks on olemas etteande- ja väljastusrestid jne. Lisaks kohandab Xieli Machinery'i tehniline personal klientidele spetsiaalse etteandemasina vastavalt nende tooriku spetsifikatsioonidele.

Tsentrita lihvimismasina varuosade osas ostavad paljud kliendid üle kogu maailma ootamatute vajaduste korral seadmeid piisavalt varuosi, kuna kliendipiirkondade vahel on kaugus. Tavapäraste varuosade hulka kuuluvad varujuhtplaadid, varulihvkettad, varujuhtrattad jne. Need kolm on kõige levinumad varuosad. Muude erinõuete korral saavad kasutajad vastavalt oma vajadustele tehnilise personaliga läbi rääkida.

The centerless grinding machine of Xieli Machinery has good stability and is generally not easily damaged. The warranty period of the machine is one year. Within one year, if the machine malfunctions due to non-human reasons, the user can contact the relevant sales personnel, shoot a video of the malfunction for the technical personnel of Xieli Machinery to judge. After the technical personnel judge, it is determined that the malfunction is caused by the machine itself. The technical personnel can send the parts to the customer's factory for free, and the customer can replace them themselves.

Both the manual and CNC centerless grinding machine of Xieli Machinery have detailed English version operation video tutorials and detailed English text user manuals. Even beginners can easily operate the machine after watching the operation video and manual. If there are still areas that cannot be understood, sales personnel will create group chats with corresponding technical personnel, who will guide users through videos and pictures. So, beginners don't have to worry about machine operation issues at all.

Xieli Machinery's polishing machines are divided into upgraded and regular models. The upgraded polishing machine has multiple functions, including but not limited to the following:

1.1A：The upgraded polishing machine from Xieli Machinery has a machine protection cover, which can provide dust prevention and personal safety protection for operators during operation and during machine operation;
    B：The ordinary stainless steel round pipe tube polishing machine does not have a machine protective cover, which causes dust to fly during operation and during machine operation. Moreover, operating the machine for a long time without a cover does not provide good protection for the physical health and safety of workers.

1.2 A：The upgraded stainless steel round pipe tube polishing machine from Xieli Machinery uses a weighted and thickened body shell, and all internal components of the machine use the best domestic components, making the machine more stable and the polishing process more precise.
     B：The ordinary stainless steel round tube pipe polishing body has a thin outer shell, which is prone to shaking during the polishing process. The instability of the machine leads to deviations in the polishing effect.

1.3 A：The protective cover of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery has a sound insulation cotton device inside, which can reduce sound decibels, lower noise, and meet local environmental standards as much as possible;
    B：The ordinary stainless steel round pipe tube polishing machine does not have a protective cover or sound insulation device, and there is some noise generated during machine operation.

1.4 A：Each grinding head of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery has an operation panel with an electric button, which can adjust the forward and backward functions of the grinding head; It can enable one person to operate multiple machines, improve production efficiency, and save labor and time costs.
     B：The ordinary stainless steel round pipe tube polishing machine adjusts the forward and backward functions of each grinding head by rotating the handwheel. Slow work efficiency, low production efficiency, and high labor costs.

1.5 A：The operation panel of each grinding head of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery has a digital ammeter display function. Operators can adjust the intensity of the grinding head through the display of a digital ammeter, which greatly affects the polishing effect and achieves the desired polishing standard.
     B：The ordinary stainless steel round pipe tube polishing machine does not have the function of digital ammeter display. The operator should judge according to years of experience, observe the awesome of the polishing head by visual inspection or listening to the polishing sound, so as to adjust the advance and retreat of the grinding head by turning the hand wheel. It greatly affects the polishing effect.

1.6 A：The upgraded stainless steel round pipe tube polishing machine from Xieli Machinery uses pure copper motors for each grinding head, which is generally not easy to damage. The machine has a longer service life and low maintenance costs.
     B：The ordinary stainless steel round pipe tube polishing machine may use an aluminum motor, which has a short service life and expensive maintenance costs.

1.7 A：The standard machine of the upgraded stainless steel round pipe tube polishing machine from Xieli Machinery is equipped with a water pump, water tank, and water pipe, and the machine is equipped with a fan dust removal port. Users can freely choose between wet polishing and dry polishing. Adding some grinding fluid during wet polishing can achieve cooling, dust removal, and rust prevention during the polishing process. When dry polishing, the machine can be paired with a dust removal fan to remove dust.
     B：The ordinary stainless steel round pipe tube polishing machine does not have water pipes, water tanks, or fan ports to remove dust, and the operator has a lot of dust during polishing.

1.8 A：The upgraded stainless steel round pipe tube polishing machine from Xieli Machinery can be made into a fully automatic CNC round tube polishing machine. By inputting the set diameter on the CNC screen and adjusting the machine with one click, the work efficiency is greatly improved. The polishing positioning of the fully automatic CNC round pipe tube polishing machine is more accurate, thus achieving a satisfactory polishing effect.

The stainless steel round pipe tube polishing machine of Xieli Machinery has multiple functions. It can not only polish the surface of round pipes or solid round rods, but also assemble different polishing wheels to achieve different polishing effects, such as wire drawing, rust removal, polishing, mirror surface, and so on.

The basic spare parts for the stainless steel round pipe tube polishing machine of Xieli Machinery include polishing wheels. There are many types of polishing wheels, such as thousand leaf wheels, steel wire wheels, cloth wheels, thousand hemp wheels, and so on. Technicians will match the appropriate wheels according to the user's workpiece requirements to achieve the appropriate polishing effect. So, when customers purchase machines, they can buy enough spare parts to use.

The stainless steel round pipe tube polishing machine can be equipped with an automatic feeding machine device. For short materials less than 1 meter, the stainless steel round pipe tube polishing machine is suitable for pairing with a push plate automatic feeding machine and a push plate automatic unloading machine. For long materials larger than 1 meter, the stainless steel round pipe tube polishing machine is suitable for pairing with feeding and discharging racks, as well as automatic loading and unloading racks. So, users need to inform technicians of the accurate diameter range and length range. Technicians will choose the appropriate machine model for users based on their workpieces, and match it with appropriate automatic loading and unloading devices.

The stainless steel round pipe tube polishing machine of Xieli Machinery has good stability and is generally not easily damaged. The warranty period of the machine is one year. Within one year, if the machine malfunctions due to non-human reasons, the user can contact the relevant sales personnel, shoot a video of the malfunction for the technical personnel of Xieli Machinery to judge. After the technical personnel judge, it is determined that the malfunction is caused by the machine itself. The technical personnel can send the parts to the customer's factory for free, and the customer can replace them themselves.

Due to the high sales of stainless steel round pipe tube polishing machines by Xieli Machinery both domestically and internationally, the production department of Xieli Machinery has expanded its scale to produce stainless steel round pipe tube polishing machines. Generally, stainless steel round tube polishing machines are available in stock. In special cases where there is no stock available, the production cycle is 20-30 days.

1.1 A：The upgraded four sided rectangular square tube pipe polishing machine from Xieli Machinery has four adjusting pressure wheels for each set of grinding heads. This means that in this square tube pipe polishing machine with four sets of grinding heads, multiple adjusting pressure wheels can be seen, which can more accurately adjust the position of the pressure wheels, thereby accurately pressing the workpiece and making it more stable during the polishing process, achieving the ideal polishing effect.
     B：The ordinary four sided rectangular square tube pipe polishing machine has a total of two pressure wheels, which cannot completely press the workpiece. During the polishing process, the workpiece is easy to detach from the track and even get stuck, making it difficult for the workpiece to move forward.

1.2 A：The upgraded four sided rectangular square tube pipe polishing machine of Xieli Machinery adopts a thickened and weighted body cover, which improves the stability of the machine during the polishing and grinding process, thus achieving the ideal polishing effect. And it is safer during transportation and less likely to be damaged by collisions.
     B：The ordinary four sided rectangular square tube pipe rust removal and polishing machine has a thin body cover, low cost, and poor machine stability. The square tube has insufficient load-bearing capacity during the polishing process, and the unstable body can easily cause the square tube to deviate from the track during the polishing process, resulting in unsatisfactory polishing results. And during transportation, if there is a collision, the machine is easily damaged.

1.3 A：The upgraded four sided rectangular square tube pipe polishing machine of Xieli Machinery adopts pure copper motors, which have a longer service life and low maintenance costs.
     B：The ordinary square tube pipe polishing machine uses an aluminum motor, which is low-cost, resulting in a short service life and high maintenance costs.

1.4 A： The upgraded four sided rectangular square pipe tube polishing machine from Xieli Machinery can be made into an electric button adjustment method. Not only can it be adjusted with an electric button, but the polishing wheel can be rubbed left and right to polish the tube. The square tube pipe polishing machine can also be paired with an automatic waxing bucket to achieve mirror polishing effect. This polishing method improves polishing efficiency and enhances polishing effect. Suitable for large production enterprises and companies with high requirements for pipe quality.
    B：The ordinary four sided square tube pipe polishing machine only has two handwheels to adjust the forward and backward movement of the grinding head, and the adjustment method is simple and rough, which cannot accurately match the position of the tube. May result in unsatisfactory polishing effect. The affordable ordinary square tube rust removal, drawing, and polishing machine is more suitable for use in small manual workshops.

The basic spare parts for the four sided rectangular square tube pipe polishing machine of Xieli Machinery include polishing wheels. There are many types of polishing wheels, such as thousand leaf wheels, steel wire wheels, cloth wheels, thousand hemp wheels, and so on. Technicians will match the appropriate wheels according to the user's workpiece requirements to achieve the appropriate polishing effect. So, when customers purchase machines, they can buy enough spare parts to use.

The four sided rectangular square pipe tube polishing machine can be equipped with an automatic feeding machine device. Generally speaking, few people use square tube pipe polishing machines with automatic feeding because automatic feeding machines suitable for rectangular square tubes have complex structures and high costs, and few users use automatic feeding machines. However, Xieli Machinery has the ability to customize research and development design. If a user wants to match an automatic feeding machine with a square tube pipe polishing machine, Xieli Machinery's technicians will customize the automatic feeding machine according to the user's square tube specifications.

The four sided rectangular square tube pipe polishing machine of Xieli Machinery has good stability and is generally not easily damaged. The warranty period of the machine is one year. Within one year, if the machine malfunctions due to non-human reasons, the user can contact the relevant sales personnel, shoot a video of the malfunction for the technical personnel of Xieli Machinery to judge. After the technical personnel judge, it is determined that the malfunction is caused by the machine itself. The technical personnel can send the parts to the customer's factory for free, and the customer can replace them themselves.

Due to the popularity of Xieli Machinery's four sided rectangular square tube polishing machine both domestically and internationally, Xieli Machinery's production department has expanded its scale and produced four sided rectangular square tube polishing machines. In general, square tube rust removal, drawing, and polishing machines are available in stock. In special cases where there is no stock available, the production cycle is 20-30 days.