Twin co-rotating screw elemnts, Screw Elements/Segment Screw
Barrel plastic machinery screw barrel, plastic machinery
components, counter rotating screw barrel
Specification:
Parallel twin screw diameter: Φ 18-Φ 177mm
Material:
1)W6Mo5Cr4V2
2)38CrMoAlA(JIS SACM645)
3)42CrMo(AIS14140)
4)S45C
Technics:
1)Heat treatment
2)Nitriding treatment
3)Vacuum quenching
Technical parameter:
D/d ratio: 1.55
Nitrided layer depth: >=0.4mm
Nitrided hardness: 900-1000HV
Terms and Conditions:
Production time: 25 days
Packing: Export standard(as customers' requests)
Trade Terms: FOB, CNF, CIF or DHL, TNT
Payment Terms: T/T, L/C
Warranty and service: 1 year
Our advantages:
1)Excellent raw materials
2)Good customer services and technical services
3)Competitive pricing
4)Rigorous quality inspection
5)On time delivery
Experienced manufacturer, we will be the best choice.
Screw Alignment
|
0.015mm
|
Nitride Brittleness
|
≤Grade 1
|
Depth of Nitride Layer
|
0.5~0.8mm
|
Hardness of Nitride
|
HV1000~1100
|
Quenching and Tempering Hardness
|
HB240-280
|
Surface Roughness
|
0.045mm
|