Calcium pipe conical twin screw barrel

Scope of application: PVC wood-plastic, PE wood-plastic, ultra-high polymer plates, no-burn brick pallets, 1:2 or more high-calcium buckles, 50-400 parts of high-calcium pipe, 50-300 parts of high-calcium profiles, high-calcium profiles, PVC foaming boards and other ordinary plastics, PP, PE, ABS, PVC, raw materials granulation, production of pipes, profiles, sheets and other products.
Technical parameters:

Technical Parameters
material (that sth is made of)	38CrMoAlA	Tempering hardness	HB240°～280°
Nitriding hardness	HV900°～1000°	Nitriding depth	0.5 to 0.7mm
Nitriding embrittlement	≤ Level 2	surface roughness	Ra0.4
Screw straightness	0.015mm	Surface hard chromium plating after nitriding	HV≥950HV
Chrome layer thickness	0.05 to 0.10mm	Alloy Depth	0.8 to 2.0mm°
Bi-alloy hardness	HRC56°～65°

Benefits: Improved product quality, increased plasticization rate, reduced wear and tear, increased throughput