Attribute | Value |
---|---|
Product Name | Expansion Bullet, Expansion Ball, Expansion Head, Tube Expander Bullet |
Material | YG8 Carbide |
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 89°-92° |
Quality | 100% Inspection |
Surface Finish | Ra 0.2 |
Surface Treatment | Mirror polishing or Coating |
Service | OEM or ODM |
Usage | Expanding Copper, Aluminum and Steel Tubes |
Our carbide expansion bullets are precision-engineered from high-quality YG8 material with mirror polishing or coating for superior surface finish. These durable components offer exceptional hardness (HRA 89°-92°) and wear resistance for expanding copper, aluminum, and stainless steel tubes in heat exchanger applications.
Ideal for refrigeration industries including:
Compatible with various expander types: manual, vertical, horizontal, and non-shrinkage expanding machines. Custom specifications available.
Guangzhou Runshi Mold Co., Ltd. specializes in precision machinery manufacturing for: