Audited Supplier
Product name : High quality 100mm New design bimetallic screw and barrel for plastic extrusion, injection, blowing machine
Specification:
1) 38CrMoAlA(JIS SACM645)
2) 42CrMo(JIS SCM440)
3) 9Cr18Mov
4) CW6Mo5Cr4V2
Characteristic
High quality alloy-steel
Heat-treatment
Nitriding treatment
Electroplated hard-chrome finish
Spray bimetallic coating
Depth of nitriding layer: 0.5~0.8mm
Nitriding hardness: 900~1000Hv
Nitriding brittleness: less than one grade
Surface roughness: Ra0.4
Straightness of screw: 0.015mm
Surface hardness of chromium plating after nitriding: greater than 950Hv
Chromium plating thickness: 0.025~0.085mm
Technical Information for single screw barrel | |||
Main Base materials | 1.38CrMoAlA (SACM645) | Main Alloy Materials | 1. Ni-based alloy/Deloro alloy |
2. SKD-61 (Special Tool Steel) | 2. Tungsten carbide/Wolfram carbide | ||
3. 42CrMo (Ultrahigh StrengthSteel) | 3. NiCo-based alloy | ||
4. DC53 (Cold WorkDie Steel) | 4. Fe-based alloy | ||
5. W6Mo5Cr4V2 (High-SpeedToolSteel) | 5. Co-based alloy | ||
Processing Technics | 1. Heat treatment | Technical parameters | Nitriding layer depth:0.5-0.8mm |
2. Quenching | Nitrided hardness:900-1000HV | ||
3. Nitriding treatment | Bimetallic layer depth:3 mm | ||
4. Bimetallic alloy welding for screw | Bimetallic hardness:57~69HRC | ||
5. Bimetallic alloy centrifugal casting for barrel | Hard-chrome plating hardness after nitriding:≥950HV | ||
6. Hard-chrome electroplating | Chrome-plating layer depth:0.03-0.09mm | ||
Linearity of screw:0.015mm | Surface roughness:Ra 0.4 | ||
1) Used for plastic products extrusion: blowing film, film, sheet, sheet, pipe extrusion
2) For chemical fiber extrusion: PET, PA6, film, non-woven fabric, rope fiber
3) Used for plastic recycling granulation
4) For cable extrusion: suitable for PVC, PE, PBT, and plastic fluoride
Packing: Wooden case
Shipping: Shanghai seaport
Q1. What's your MOQ?
1PC or SET
Q2. Can I place the customized order for different sizes, materials, structure….?
Yes, all customized orders are welcomed.
Q3. Could I get a QC report before delivery?
Yes, the specific QC reports will be sent to you before delivery.
Q4. Can I have our own logo or label on our product?
Yes,we can laser your logo or code number on your product.
Q5. How long is your guarantee?
1year,2 years,5 years base on different requirement.
Q6. How to reach you for other questions?
Please feel free to contact us through E-mail, call or visiting our factory as below address.
