Guangzhou Runshi Mould Co., Ltd.
                                                                                                           
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16 Years
Since 2010
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Dull Mandrel Spare Parts for Air Conditioner and Heat Exchanger Manufacturing

Price Negotiable
Price: Negotiate Price
MOQ: 10 PCS
Delivery Time: 10-25 work days
Brand: Elliptical-Shaped Mandrel
Product Description
Dull Mandrel Spare Parts for Air Conditioner and Heat Exchanger Manufacturing
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
Chrome-Plated Dull Mandrel for Tube Elbows: Made from high-quality bearing steel with chrome plating, this dull mandrel is designed for bending copper and aluminum tubes. Available in elliptical, semicircular, and thumb-shaped designs, it works with small or long U-shaped tube benders. Ideal for air conditioner manufacturing in residential, automotive, and rail applications, ensuring smooth, precise tube bends. Handles pipe diameters from Φ4.76 to Φ7, with custom sizes available.
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 Gallery
Application Industry
Manufacturing Workshop
Guangzhou Runshi Mold Co., Ltd. specializes in precision machinery manufacturing, providing equipment molds, vulnerable parts, and cutting tools for air conditioning and heat exchanger production. Our expertise extends to ceramic and tungsten steel components for industries including new energy, fluid control, medical devices, semiconductors, aerospace, photovoltaics, lithium batteries, petrochemicals, high-precision automation, electronic communication, and automotive applications.
Frequently Asked Questions
Q: What is the name of this product?
A: Universal Mandrel One-way Mandrel Dull Mandrel Alloy Mandrel Aluminum tube mandrel
Q: Are you a trading company or manufacturer?
A: We are manufacturer.
Q: What industry is the Dull Mandrel mainly used for?
A: It is an important bending tube part for CNC 3D tube bending machines and copper tube hairpin benders or return benders.
Q: How to manufacture after the order is confirmed?
A: We need samples or drawings. Our production engineers with over 10 years of experience know how to control tolerances and precision.
Q: How long is your delivery time?
A: 5-10 working days for in-stock items, 10-25 working days for custom orders, depending on quantity.
Q: What are your payment terms?
A: ≤$10,000 USD: 100% in advance. >$10,000 USD: 50% T/T in advance, balance before shipment.
For additional questions, please feel free to contact us.

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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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