แกนสกรูของเครื่องทำยาง

Specification:
Diameter of pin screw and barrel: Φ 75mm-Φ 200mm
Diameter of cold feed or hot feed screw and barrel: Φ 30mm-Φ 250mm

In order to get good plasticization to different rubber material, we could supply different screw designs.

Base Material
1)38CrMoAlA(JIS SACM645)
2)Cr12MOV(JIS SKD-11)
3)4Cr5MoSiV1(JIS SKD-61)
4)42CrMo(AISI 4140)

Bimetallic Alloy Materials
Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide

Double-alloy level
Level A - containing Tungsten of 40%
Level B - containing tungsten of 25%
Level C - containing tungsten of 9.5%

Surface Treatment
Heat Treatment
High Frequency Treatment
Nitriding treatment(120 Hours)
Depth of Nitrided Layer: 0.5-0.8 mm
Hardness of Nitrided Layer: 900-1020Hv (HRC56° -65° )
Hard Chrome Plating treatment:
Thickness of Hard Chrome Plating Layer: 0.05-0.10mm
Hardness of Hard Chrome Plating Layer: ≥ 950HV
Nickel alloy plating. Treatment:
Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy)
Bimetallic Screw: Plasma Alloy Coating Spraying
Depth of Bimetallic Layer: > 2mm
Hardness of Bimetallic Layer: HRC55° -72°
Basic information Roughness of the surface: Ra0.4um
Linearity of the screw: ≤ 0.015mm
Linear axis limit: ≤ 0.02mm
Hardness after Hardening & Tempering: HB240-280
Fragility of Nitration: ≤ Two class

Material Application
1)General Plastics
2)ABS, PA, PC, PE, PET, PP, PS, EVA, PU, PVC, U-PVC, etc
3)PA + GF(Glass Fiber)
4)Flame-resistant Reinforced Plastics
5)Modified Engineering Plastics
6)All kinds of Mixed Recycled Material(in Scrap or Granule), etc

General Terms
Means of transport: Ocean, Air, Express
Production time: About 25 days after we receive the deposit and lead time will different according to the order quantity!

Our products advantages
1)High productivity
2)Wonderful plasticizing
3)Low energy consumption
4)Wearable and Durable
5)Fast and On time delivery
6)Best customer service!