The SACM645, 38 CrMoAlA domestic famous brand high quality alloy steel, the coating, qualitative, vacuum gas 85 hours nitriding heat treatment and other processing technology is refined but become.
Barrel type: pin snail barrel rod, cold and heat, feed screw extruder barrel
Rules case: Φ 14 ~ Φ 300 X 8000 mm
The ratio length: L/D = 8 ~ 20
Nitriding hardness:HV950 °-HV1100 °
Nitriding depth: 0.5 0.75 mm
Suitable for: rubber machinery