High-Durability Carbide Expansion Head Bullet for Heat Exchangers
Price:
Negotiate Price
MOQ:
10 PCS
Delivery Time:
15-20 work days
Brand:
Expansion Head Bullet
Product Description
High-Durability Carbide Expansion Head Bullet for Heat Exchangers
Made from high-quality YG8 carbide material, this expansion bullet is engineered for expanding copper, aluminum, and stainless steel tubes in heat exchangers. With exceptional hardness (HRA 89°-92°) and wear resistance, it ensures long-term reliability in demanding industrial applications.
Product Specifications
| Attribute | Value |
|---|---|
| Product Name | Expansion Bullet, Expansion Ball, Tube Expander Bullet |
| Material | YG8 Carbide |
| Copper Tube Specifications | 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 |
Key Features
- Precision-ground for consistent performance
- Exceptional hardness and wear resistance
- Available in multiple standard sizes
- Customizable for specific applications
- 100% quality inspected
- Mirror polished or coated surface options
Applications
Ideal for use with various tube expansion machines including:
- Vertical electric expanders
- Shrinkless horizontal expanders
- Rotary double position expanders
- Four-station vertical expanders
- Portable manual tube expanders
Widely used in HVAC, automotive, refrigeration, and industrial heat exchanger systems.
Product Gallery
Manufacturing Process
Frequently Asked Questions
Q: Are you a manufacturer or trading company?
A: We are the manufacturer with our own production facility in Guangzhou.
Q: What is your lead time for production?
A: Standard lead time is 15-20 working days for custom orders. In-stock items ship within 5-10 working days.
Q: What payment terms do you accept?
A: For orders under $10,000 USD: 100% advance payment. For larger orders: 50% deposit with balance paid before shipment.
Q: Can you customize expansion bullets to our specifications?
A: Yes, we specialize in custom manufacturing. Provide your samples or drawings and our engineers will ensure precise production.
For additional questions or custom requirements, please contact our technical sales team.
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Guangzhou Runshi Mould Co., Ltd.
Location
101,NO.3,Lane1,Xiao Tang Fang New District,Zhang bian Village,Nancun Town,Panyu District, Guangzhou
Contact Person
jackbing