Specification: Φ15-Φ300 L/D Ratio =10-56 Base Materials: SACM645,SCM440,SKD61 Treatment: Nitrided & Bimetallic Hardness: HRC55-HRC70 Delivery Time: 20-25 days 12 Months guarantee after shipment
Extrusion Type Screw Compression Ratio Specification:
Screw Compression Ratios For Commonly Used Plastics | |||
Plastics | Compression Ratio | Plastics | Compression Ratio |
Rigid PVC(pellet) | 2.5(2~3) | ABS | 1.8(1.6~2.5) |
Rigid PVC(powder) | 3~4(2~5) | POM | 4(2.8~4) |
Soft PVC(pellet) | 3.2~3.5(3~4) | PC | 2.5~3 |
Soft PVC(powder) | 3~5 | PPO | 2(2~3.5) |
PE | 3~4 | PSF(sheets) | 2.8~3 |
PS | 2~2.5(2~4) | PSF(film) | 3.7~4 |
Cellulose plastic | 1.7~2 | PSF(Pipe & Sheet) | 3.3~3.6 |
PMMA | 3 | PA-6 | 3.5 |
polyester | 3.5~3.7 | PA-66 | 3.7 |
PP | 3.7~4(2.5~4) | PA-11 | 2.8(2.6~4.7) |
PCTFE | 2.5~3.3(2~4) | PA-1010 | 3 |
High-Efficiency Barriers :
Materials & Treatments:
⁕Bimetallic Process :
Basis Materials: SACM645, SACM440, SKD61, SKD11
Hardness: 53-58 HRC
Coating Thickness: 1.5-2.0mm
Allication: Plastic Recycling ≤2 Times, Plastics With Glass Fiber≤35%
Wear resistance: ★★★★★
Corrosion resistance: ★★★
Basis Materials: SACM645, SACM440, SKD61, SKD11
Chrome Thickness: 0.02-0.08mm
Hardness of Chrome: >700 HV
Finish Grade: Ra ≤0.4
Allication: PVC and other high corrosive plastics
Wear resistance: ★★
Corrosion resistance: ★★★★★
⁕Full Hardened Process:
Basis Materials: DC53, D2, M2, SKD61, SKD11 ...
Chemical Composition: C, Si, Cr, Mn, Mo, V, Ni
Hardness: SKD61(HRC56-58), DC53( 62-63 HRC)
Application: PP PA LCP, POM, PPA, PBT, PC, PPS, PEI, PEEK with Glass Fiber ≤50%
Wear resistance: ★★★★★
Corrosion resistance: ★★★★★
FAQS:
Q: When will you arrange the production?
A: We can arrange the production after order & drawings confirmation
Q: What is your factory delivery time ?
A: Standard delivery time is 20-25 days, if the screw's diameter is less than 50mm, the delivery time will be faster to 15-20 days, also we usually have stock items ready to ship out.
Q: What is your accepted payment type?
A: T/T
Q: What logistic forwarder do you usually work with?
A: We work with UPS, TNT, FEDEX, SF and other logistric forwarders. Assigned your own forwarder for shipment is available.
Q: What is your warranty Time ?
A: Our warranty time is 12 months when shipment on board
New D346mm Extruder Screw
Injection molding screws after our polishing pro
Precision CNC Machining process for screw barrel
Contact: Richard Wang
Phone: 15372657153
Tel: +86-15372657153
Email: info@tokindustry.com
Add: No.1807, R&D Park C Zone -12, Guanghua Road, Hi-Tech District, Ningbo, China
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