Description
Specifications：
Diameter：Ф16-Ф300
L/D=15-40
Technical Indicators
I Commonly used materials: 38crMoAIA, nitriding treatment, surface hardness. HV≥900 nitride layer depth: 0.5-0.8mm
II Commonly used materials: surface WC/CO integral spray welding, can effectively improve the service life of the screw
Material:38CrMoALA,9Cr18MoV
Application:PVC,ABS,TPO
Hardness after quenching and tempering:HB240 -280
Nitriding hardness:Hv850-1000
Nitrided layer thickness:0.45-0.7mm
Nitriding brittleness:Grade 2
Surface roughness:Ra0.4
Screw straightness:0.015mm
Screw type：
Gradient, abrupt, wave, barrier, dual screen, split, split, exhaust, pin, hybrid, double, triple, multi-head, granulation, etc.
