Extruder screw barrel for tape drawing machine is one of important screw barrel.
Screw Diameter: Ø 15- Ø 300
L/D ratio: 15-46
Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type,
separation type, and gas-exhausting type, etc.
(3)4Cr5MoSi V1 (JIS SKD-61)
Bimetallic alloy materials:
2)Ni-based alloy/Deloro alloy
5)Tungsten carbide/Wolfram carbide
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm
Warranty and service: 1 year
Focus on quality and service.
Experienced manufacture, we will be the best choice.
Terms and Conditions:
Means of transport: Ocean,Air,Express
Production time: About 20-30 days after we receive the advanced payment
Receiving orders - Designing & Drawing confirmation - Blanking Thermal refining - Heat treatment - Rough Turning - Polishing - Drilling for barrel - Semi Finishing Machining - Bimetallic welding - Centrifugal casting for barrel - Polishing - Nitriding treatment(120 hours) or High frequency quenching - Hard-chrome plating - O.D. Grinding - Honing for barrel - Alignment - Polishing - Inspecting - Packing & Shipping
ZY SCREW's advantage:
First-class designing and researching team;
High quality and durable products of screw barrel;
Most professional sales who can serve for you timely;
Best customer service especially after-sale service;
Powerful company's strength support long-term cooperation.
Welcome to contact us, Camille will reply you timely!