PVC Sheet Conical Twin Screw Barrel
6.5 Inch Hoverboard,Smart 6.5 Balance Wheel,Balance Scooter,Hoverboard For Adults Shenzhen Qingmai Bicycle Co.,Ltd , https://www.qmwheel.com
The main advantage of screw barrel:
A. Advanced Nitriding Technology
B. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
C: We have professional engineer and staffs to check every detail and dimensions from the raw materail, nitrding treatment and super grinding. We do the crucial nitriding treatment by ourself, we have nitriding ovens in depth8000mm, and do nitriding treatment in 8 days and nights, which greatly ensure the hardness of screw barrel.
What is the packaging?
1) Wooden case package
2) Plastic film package
3) Suitable to transportation
4) As buyer request
5) One piece into one package
Payment: T/T, Western union, moneyGram and so on.
FAQ:
Q: What are we?
A: We are factory, with license of import and export goods by ourself.
Q; How to get to us?
A: The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.
Q: Why choose us?
A> long time experience and history
B> long time nitriding treatment and heating treatment by itself
C>advanced Fanuk series CNC computer-controlled milling machines
D>depth hole drilling machine in 18meters length, which ensure the straigtnss of barrel inside.
E> CAD drawing confirmation before start making
F> Prompt after sale service
G>Land owner and registration capital 25, 000, 000RMB
Remarks: We can design and manufacture various kinds of screw barrels according to the customer's requirement
Office:
Ruian yumin machine screw co., ltd is a factory specialized in making screw barrel in various materails, filter, t die, gearbox, and extruder machine. We are largest one in Ruian city who supply main parts to machine- maker with the history over 24 years. Our workshops cover lands over5.000 cube meters. We have two factories in Ruian, with 4workshops. We have many computer-control CNC milling machines with the length 8000mm in Fanuk series, 18000mm length deep hole drilling machine, and other advanced equipments. All the process is done by ourself, including nitrding treatment. We do nitriding treatment for 7 days and nights, which ensure the hardness and lifetime of screw barrel a lot. Meanwhile, our factory and products are passed the assessment by SGS company, and Bureau of Veritas, TUV, and CE certificate.
Welcome to visit our company! Any question pls feel free to contact us.
Product
  The best single screw barrel for extruder in ruian
Material
38 CrMoAlA(JIS SACM645); 42 CrMo(JIS SCM440)
Hardness of nitrogen treatment
HV900°~1100°
Tempering hardeness
HB240 ° ~280°
Depth of nitrogen layer:
0.6~0.8mm
Nitrided Brittleness
above 1 stage
Surface Roughness
Ra0.4 um
Screw straightness
0.015mm
Hardess of surface chromium-plating after Nitriding
HV≥950HV
Chromium plating Depth
0.025-0.085mm
Alloy Depth
2.5mm-4mm
Alloy hardness
HRC62°~72°
Heating-treatment
nitrogen ,electroplated hard -chrome finish,high frequency quenching
The main advantage of screw barrel:
A. Advanced Nitriding Technology
B. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
C: We have professional engineer and staffs to check every detail and dimensions from the raw materail, nitrding treatment and super grinding. We do the crucial nitriding treatment by ourself, we have nitriding ovens in depth8000mm, and do nitriding treatment in 8 days and nights, which greatly ensure the hardness of screw barrel.
What is the packaging?
1) Wooden case package
2) Plastic film package
3) Suitable to transportation
4) As buyer request
5) One piece into one package
Payment: T/T, Western union, moneyGram and so on.
FAQ:
Q: What are we?
A: We are factory, with license of import and export goods by ourself.
Q; How to get to us?
A: The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.
Q: Why choose us?
A> long time experience and history
B> long time nitriding treatment and heating treatment by itself
C>advanced Fanuk series CNC computer-controlled milling machines
D>depth hole drilling machine in 18meters length, which ensure the straigtnss of barrel inside.
E> CAD drawing confirmation before start making
F> Prompt after sale service
G>Land owner and registration capital 25, 000, 000RMB
Remarks: We can design and manufacture various kinds of screw barrels according to the customer's requirement
Office:
Ruian yumin machine screw co., ltd is a factory specialized in making screw barrel in various materails, filter, t die, gearbox, and extruder machine. We are largest one in Ruian city who supply main parts to machine- maker with the history over 24 years. Our workshops cover lands over5.000 cube meters. We have two factories in Ruian, with 4workshops. We have many computer-control CNC milling machines with the length 8000mm in Fanuk series, 18000mm length deep hole drilling machine, and other advanced equipments. All the process is done by ourself, including nitrding treatment. We do nitriding treatment for 7 days and nights, which ensure the hardness and lifetime of screw barrel a lot. Meanwhile, our factory and products are passed the assessment by SGS company, and Bureau of Veritas, TUV, and CE certificate.
Welcome to visit our company! Any question pls feel free to contact us.
Product
  The best single screw barrel for extruder in ruian
Material
38 CrMoAlA(JIS SACM645); 42 CrMo(JIS SCM440)
Hardness of nitrogen treatment
HV900°~1100°
Tempering hardeness
HB240 ° ~280°
Depth of nitrogen layer:
0.6~0.8mm
Nitrided Brittleness
above 1 stage
Surface Roughness
Ra0.4 um
Screw straightness
0.015mm
Hardess of surface chromium-plating after Nitriding
HV≥950HV
Chromium plating Depth
0.025-0.085mm
Alloy Depth
2.5mm-4mm
Alloy hardness
HRC62°~72°
Heating-treatment
nitrogen ,electroplated hard -chrome finish,high frequency quenching