Durable No Shrinkage Collet for Tube Expansion From China Supplier
Precision-engineered shrinkless collet designed for tube expansion applications in refrigeration and HVAC systems. Manufactured from high-grade spring steel with specialized heat treatment to prevent tube shrinkage during expansion processes.
| Attribute | Value |
|---|---|
| Product Name | Shrinkless Collet, No Shrinkage Collet, Non-shrinkage Collet |
| Material | 60Si2Mn Spring Steel |
| Copper Tube Specification | Φ5, Φ6, Φ6.35, Φ7, Φ7.94, Φ8.9, Φ9.53, Φ12, Φ12.7, Φ14.5, Φ15.88 |
| Processing | Precision grinder fine grinding |
| Hardness | HRA 50°-55° |
| Quality | 100% Inspection |
| Surface Finish | Ra 0.2 |
| Surface Treatment | Surface Electroplating |
| Service | OEM or ODM |
- Maintains tube diameter without shrinkage during expansion
- Compatible with copper, aluminum, and stainless steel tubes
- Precision-ground surface finish (Ra 0.2) for optimal performance
- Custom designs available for specific tube diameter requirements
- Works with vertical electric, horizontal, and portable tube expanders
Guangzhou Runshi Mold Co., Ltd. specializes in precision machinery manufacturing, providing equipment molds, vulnerable parts, and cutting tools for air conditioning and heat exchanger manufacturing. We also serve industries including new energy, medical devices, semiconductors, aerospace, and automotive.
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We are the manufacturer.
It is an important spare part for various tube expanders including vertical electric expanders, horizontal expanders, and portable expanders.
We require samples or drawings. Our production engineers with over 10 years of experience know how to control tolerances and precision.
5-10 working days for in-stock items, 25-30 working days for non-stock items (quantity dependent).
≤$10,000: 100% in advance. >$10,000: 50% T/T in advance, balance before shipment.
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