For bimetallic screw ,we have adopted advanced technique(HP/HVOF)of surface harden Process by the whole screw surface,WPT1 alloy with corrosion resistant suits for nylon,PVC,PC,PMMA and so on.WPT2alloy corrosion resistant and high temperature resistant Suits for magnetic power ,maanetic powder,magnesium and alumimum powder.Bakelite injection and so on .WPT3 is compatible with WPT1 and WTPT2. The main advantage of screw barrel: Why choose us ?  A> long time experience and history   For bimetallic screw ,we have adopted advanced technique(HP/HVOF)of surface harden Process by the whole screw surface,WPT1 alloy with corrosion resistant suits for nylon,PVC,PC,PMMA and so on.WPT2alloy corrosion resistant and high temperature resistant Suits for magnetic power ,maanetic powder,magnesium and alumimum powder.Bakelite injection and so on .WPT3 is compatible with WPT1 and WTPT2. The main advantage of screw barrel: Why choose us ?  A> long time experience and history Y Type Pressure Reducing Valve Pressure Reducing Valve,Pressure Reducing Control Valves,Adjustable Pressure Reducing Valve,Pilot Operated Pressure Reducing Valve A1BEST International Corporation , https://www.aone-best.com
  For bimetallic barrel ,we have raised the proportion of tungsten contained in alloy to 30%and 50%from previous10%,and we also have increasedthe processing length to 4000mm from the previous length of 3000mm.
bimetallic screw barrelÂ
 a. Advanced Nitriding TechnologyÂ
 b. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
 c. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions.
Workshop:
Â
B>Â 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>Â CAD drawing confirmation before start making
F>Â Prompt after sale service
G>Land owner and registration capital 25,000,000RMB
Services:Â
1) YuMin with more than 1 year guarantee for screw and barrel!Â
2) For each product will be inspected before shipment!Â
3) Yumin can design the drawing according to cusotmer request!Â
Packaging&shipping:
Packing: Wrapped up by film in wooden casesÂ
Port Departure: Ningbo / shanghai PortÂ
Delivery time: 25 working days after order confirm for recycling machineÂ
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 one of the largest company 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.our factory and products are passed the assessment by SGS company, and Bureau of Veritas, TUV, and CE certificate.Â
Welcome any of your inquiry about the goods you are interested in and greatly appreciate any comments or suggestions.More details, pls feel free to contact us.
Product
  screw barrel for  pellet
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
Top Selling Bimetallic Screw Barrel (65/132)
  For bimetallic barrel ,we have raised the proportion of tungsten contained in alloy to 30%and 50%from previous10%,and we also have increasedthe processing length to 4000mm from the previous length of 3000mm.
bimetallic screw barrelÂ
 a. Advanced Nitriding TechnologyÂ
 b. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
 c. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions.
Workshop:
Â
B>Â 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>Â CAD drawing confirmation before start making
F>Â Prompt after sale service
G>Land owner and registration capital 25,000,000RMB
Services:Â
1) YuMin with more than 1 year guarantee for screw and barrel!Â
2) For each product will be inspected before shipment!Â
3) Yumin can design the drawing according to cusotmer request!Â
Packaging&shipping:
Packing: Wrapped up by film in wooden casesÂ
Port Departure: Ningbo / shanghai PortÂ
Delivery time: 25 working days after order confirm for recycling machineÂ
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 one of the largest company 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.our factory and products are passed the assessment by SGS company, and Bureau of Veritas, TUV, and CE certificate.Â
Welcome any of your inquiry about the goods you are interested in and greatly appreciate any comments or suggestions.More details, pls feel free to contact us.
Product
  screw barrel for  pellet
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
Model NO.: 65/132
Computerized: Computerized
Brand Name: Pym
Base Material: 38crmoaia,42CrMo
Certificats: CE BV SGS Tvu
Delivery: 25days
Heating-Treatment: Nitrogen,Electroplated Hard-Chrome Finshed etc
Tempering Hardness: 240-280hv
Depth of Nitrogen Layer: 0.6-0.8mm
Hardness of Nitrogen Treatment: 900-1100hv
Roughness of The Surface: Ra0.4um
Straightness of Screw: 0.015mm
Trademark: pym
Specification: CE SGS BV TUV
Origin: Wenzhou, Zhejiang, China
HS Code: 847790000
Model NO.: 65/132
Computerized: Computerized
Brand Name: Pym
Base Material: 38crmoaia,42CrMo
Certificats: CE BV SGS Tvu
Delivery: 25days
Heating-Treatment: Nitrogen,Electroplated Hard-Chrome Finshed etc
Tempering Hardness: 240-280hv
Depth of Nitrogen Layer: 0.6-0.8mm
Hardness of Nitrogen Treatment: 900-1100hv
Roughness of The Surface: Ra0.4um
Straightness of Screw: 0.015mm
Trademark: pym
Specification: CE SGS BV TUV
Origin: Wenzhou, Zhejiang, China
HS Code: 847790000
Top Selling Bimetallic Screw Barrel (65/132)