Conical Twin Screw and Barrel supplier
1. Professional supplier of screw and barrel for extruder machinery, 2. Self design ability, make screw and barrel per demand - details see: https://www.machineto.com/conical-twin-screw-and-barrel-supplier-10334712
| Place of Origin:Zhejiang China (Mainland) | Brand Name:yuanjing | Model Number:Dia.51/105 | Screw and barrel:Conical twin screw and barrel for extruder |
| Material:38CrMoALA | Nitriding depth:0.5mm-0.75mm | Nitriding hardness:HV950°-HV1100° | Application:PP.PE .ABS .AS.PS .PU.TPU.EVA |

Conical twin screw and barrel | |||
| Diameter | Φ45/90 ~Φ92/188mm | Min. Order | 1 set |
| Materials | 38CrMoAlA (JIS SACM645) SKD61 | Discount | Available |
| Application | PVC PE PP… | Payment Term | T/T ,L/C WEST UNION |
| Heat-Treatment | Nitrided or Bimetallic Hardness:>950HV | Delivery Term | 30 working days |
| Packing | Wapped up by film in wooden case | Port Departure | Ningbo Port |
| Guarantee | Common Nitrided:2-3 years Bimetallic: much longer lifetime. | ||
Material:
Alloy-steel of high-quality
1. 38 CrMoAIA(JIS SACM645)
2. 42CrMo(AISI4140)
3. 9Cr18MoV
4. CW6Mo5Cr4V2
5. SKD61
Processes:
1.Heat-treatment
2.Nitriding treatment
3.Electroplate hard-chrome
4.High-frequency quenching
5.Spraying corrosion wear-resisting dual metal layers
6.Vacuum quenching
Technical Parameters:
Screw
1. Nitride Depth: 0.55-0.7mm
2. Nitride Hardness: 850-960HV
3. Surface Roughness: Ra≤0.8um
4. Screw Straightness: 0.015mm
5. Bimetallic Hardness: HRC50-62
6. Bimetallic Depth: 1.5-2.0mm
Barrel
1. Nitride Depth: 0.55-0.7mm
2. Nitride Hardness: 960-1020HV
3. Surface Roughness: Ra≤1.6um
4. Bimetallic Hardness: HRC50-65
5. Bimetallic Depth: 1.5-2.0mm

| Packaging Detail:wooden case (export standard) |
| Delivery Detail:within 25 days after order confirmed |

