Guangzhou Runshi Mould Co., Ltd.
                                                                                                           
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16 Years
Since 2010
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3/8 Inch Copper Tube Bending Machine Mandrel , DM Long U Tube Bender Mandrel

Price Negotiable
Price: Negotiate Price
MOQ: 10 PCS
Delivery Time: 10-25 work days
Brand: Universal Mandrel
Product Description
3/8 Inch Copper Tube Bending Machine Mandrel, DM Long U Tube Bender Mandrel
Product Specifications
Attribute Value
Product Name Universal Mandrel One-Way Mandrel Dull Mandrel Alloy Mandrel Aluminum tube mandrel
Material SUJ2 GCr15 or YG8
Specification Φ4.14, Φ6.0, Φ6.22, Φ6.85, Φ8.55, Φ8.8, Φ14.1, Φ18.3
Processing Precision CNC Lathe Turning
Heat Treatment HRC 60°-62°
Cutting Tube ID Φ4.76, Φ5, Φ6.35, Φ7, Φ7.94, Φ9.52, Φ12.7, Φ15.88, Φ19.05
Quality 100% Inspection
Surface Finish Ra 0.8
Surface Treatment Hard chrome plating
Service OEM or ODM
Application CNC 3D Tube Bending Machine, Copper Tube Hairpin Bender, Return bender
Usage Bending Copper, Aluminum and Steel Tube
Product Description

The Universal Mandrel is manufactured from high-quality SUJ2 bearing steel with a hard chrome-plated surface, offering superior wear resistance and extended service life. Its innovative ball head design allows for omnidirectional movement, making it particularly effective for long U-tube bending applications with copper and aluminum tubes.

This precision tool ensures smooth, flawless bends without wrinkles or surface damage, making it ideal for critical applications in air-conditioning heat exchangers, evaporators, and condensers. Available in multiple standard sizes (Φ4.14 to Φ18.3) with custom specifications available upon request.

Available Specifications

Φ4.14, Φ6.0, Φ6.22, Φ6.85, Φ8.55, Φ8.8, Φ9.6, Φ10.6, Φ12.9, Φ14.1, Φ15.5, Φ16.5, Φ18.3

Product Images
Universal Mandrel close-up view showing precision construction Side view of Universal Mandrel demonstrating chrome plating Universal Mandrel in production environment Detailed view of Mandrel ball head design Universal Mandrel dimensional specifications Mandrel components and assembly Quality inspection of Universal Mandrel Packaged Universal Mandrel ready for shipment
Application Industry
Universal Mandrel in HVAC tube bending application
Manufacturing Capabilities

Guangzhou Runshi Mold Co., Ltd. specializes in precision machinery manufacturing, providing high-quality equipment molds, wear parts, and cutting tools for air conditioning and heat exchanger production. Our expertise extends to serving industries including:

  • New energy systems
  • Fluid control applications
  • Medical device manufacturing
  • Semiconductor production
  • Aerospace components
  • Photovoltaic systems
  • Lithium battery production
  • Petrochemical equipment
  • High-precision automation
  • Electronic communication
  • Automotive manufacturing
Manufacturing workshop with CNC machinery producing precision parts
Frequently Asked Questions
What is the name of this product?
Universal Mandrel One-Way Mandrel Dull Mandrel Alloy Mandrel Aluminum tube mandrel
Are you a trading company or manufacturer?
We are the manufacturer.
What industry is the Universal Mandrel mainly used for?
It is an essential component for CNC 3D tube bending machines, copper tube hairpin benders, and return benders in HVAC and industrial applications.
How do you manufacture after the order is confirmed?
We require samples or drawings for reference. Our production team consists of experienced engineers with over 10 years of expertise in precision manufacturing and tolerance control.
What is your delivery time?
Standard delivery is 5-10 working days for in-stock items. Custom orders typically require 10-25 working days depending on quantity and specifications.
What are your payment terms?
For orders ≤$10,000 USD: 100% payment in advance. For orders >$10,000 USD: 50% deposit with balance due before shipment.

For additional inquiries, please contact our technical sales team for prompt assistance.

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

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