Ningbo Tianze screw and barrel for granulation machine screwbarrel manufacturer from China Ningbo Tizatech Machinery Technology Co.,

Product Detail

Model No.: screwbarrel

Production Capacity: 300 set per week

Delivery Date: 10 days

Use: Film Crusher

Brand Name: Haitian

Capacity: screwbarrel

Means of Transport: Ocean,Land,Air

Packing: wooden case

Plastic Type: PVC

Shaft Design: Single

Power: Haitian

application: granulation

Over 29 years experience in screw and barrel for extrusion machie (blowing drawing granulation) More info pls find kaylee(at)tizatech.com

Over 29 years experience in screw and barrel , more info pls find kaylee(at)tizatech.com

Specification:

Diameter: Ø15-Ø500

L/D ratio:15-55

Base Materials:	1)38CrMoAlA(SACM 645) 2)42CrMo(AISI 4140) 3)Cr12MoV(SKD11) 4)4Cr5MoSiV1(SKD61) 5)9Cr18MoV 6)40Cr
Bimetallic Alloy Materials:	1)Fe-based alloy 2)Ni-based alloy 3)Co-based alloy 4)Tungsten carbide
Processing Technology:	Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding
Technical Parameter:	Nitrided layer depth:0.50-0.80mm Nitrided hardness: 900-1100HV Nitrided brittleness: Less than 2 level Surface roughness: Ra 0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness: ≥950HV Chrome-plating layer depth: 0.025~0.10mm Bimetallic layer depth: 2 mm Bimetallic hardness: HRC50-65
Material to be extruded:	PP, PE, PVC, ABS, AS, PS etc.