Custom Extruder Nitriding Screw Barrel for PVC PPR Processing - Φ30-150mm Diameter, HRC58-68 Hardness
Price:
US$200~US$1,000 per pc
MOQ:
1 pc
Delivery Time:
10-20 working day
Brand:
WeSeW
Product Description
Product Overview
High-performance extruder screw and nitriding barrel components engineered for PVC, PPR, and multiple plastic processing applications. These precision components ensure optimal plasticizing performance and extended service life in demanding industrial environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Application | Film blower, Cast film machine |
| Screw Diameter | Φ30-Φ150 mm |
| Aspect Ratio | L/D=15-35 |
| Overall Hardness | HRC58°-68° |
| Nitriding Depth | 0.4mm-0.7mm |
| Straightness | 0.015mm-1000mm |
| Scope of Application | PE, PO, PP, PVC, TPU, PBT, PET, PLA |
| Material Options | 38CrMOALA, SACM645, Sprayed dual alloy |
| Processing Methods | Vacuum nitriding, high frequency quenching, alloy spraying, electroplating hard chromium layer |
| Warranty | 1 Year |
| Package | Wooden box |
Technical Processing Standards
Conditioning time 72H, Tempering hardness HB260-290, Gas vacuum nitriding time 168H, Nitride hardness HRC62-65°
Screw Material Classification
- HPT Fully Hardened Powder Alloy Screw: Overall hardness HRC65°, suitable for transparent products and high-temperature corrosive plastics
- Double Alloy Screw: Surface hardness HRC60°, ideal for engineering materials with fiber additives
- Electroplating Screw: Hardness HRC60°, perfect for PC, PMMA, PET transparent materials
- Stainless Steel Screw: Overall hardness HRC55°, corrosion-resistant construction
- SKD61 Screw: Excellent toughness and torsion resistance
- Ordinary Nitrided Screw: Nitride depth 0.5-0.8mm, hardness HV980~1080°, suitable for PP, ABS, PS, AS, PVC
Screw Functional Segments
Feeding Section
Fixed groove depth design for preheating, conveying, and pushing plastic solids with consistent performance.
Compression Section
Tapering screw groove depth for melting, mixing, shearing compression, and pressurized exhaust functions.
Homogenization Section
Fixed groove depth configuration for mixing, melt transportation, and precise metering operations.
Product Images
Customization Notice
We exclusively provide product customization services. Please contact us for consultation before placing any orders to ensure optimal product specification matching.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Guangzhou Kaixi Wisdom Valley Technology Co.,Ltd
Location
Building1, No.35, Luopu South Road, Luopu Stree Panyu District, Guangzhou City, Guangdong Province, China
Contact Person
Peter