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Aluminum Wire for Automotive Repair

-- Steady & Reliable Manufacturer --

Intro

Versatile, user-friendly aluminum filler metals in smaller packaging, selected to meet the needs of auto body shops and repair specialists for crash repair and modification.

DB Certification CE Certification ABS Certification DNV Certification CCS Certification

Related Products

20+ Years Experience

Over two decades of aluminum alloy wire production expertise

International Certifications

DB, CE, ABS, DNV, CCS and other authoritative certifications

200MT Monthly Capacity

Large-scale production with consistent quality

Global Export

Exporting to over 30 countries worldwide

Introduction

The increase in aluminum usage in vehicle construction (body panels, frames, engine components) has created a high demand for reliable, accessible repair wire. Our automotive repair wires are supplied in convenient, smaller spool sizes (ee.g., 0.5kg/2kg) and cover the most common repair alloys (ER4043 for cast/heat-treatable, ER5356 for structural). The focus is on ease of use, excellent bead appearance, and ensuring the repaired joint meets the strength and appearance requirements of collision repair standards.

Specification

FocusVersatility, User-friendly, Good weld bead appearance
Material FocusER4043, ER5356 (most common repair alloys)
PackagingSmall spools (e.g., 0.5kg, 2kg, 7kg) for low-volume users
Diameter0.8mm and 1.0mm, ideal for thin auto body sheet metal
SupplierAvailable through regional and national welding supply dealers

Applications

  • MIG welding of aluminum auto body panels and structural crash repairs.

  • Repair of cast aluminum engine components and transmission housings (e.g., using ER4047).

  • Custom fabrication of chassis components, roll cages, and performance modifications.

  • General repair work in auto body, maintenance, and fabrication shops.

Payment and Shipping

  • Distribution: Strong partnerships with distributors supplying auto body and collision repair centers.

  • Sales Support: Provision of technical guides and material selection charts specifically for auto body repairers.

  • MOQ: Flexible MOQs to support smaller welding supply stores and repair centers.

Advantages

  • Versatile Application: Covers the majority of aluminum repair needs from heat-treatable frame components to cast engine parts.

  • Convenient Packaging: Smaller spool sizes eliminate waste and reduce inventory costs for low-to-medium volume repair shops.

  • Excellent Aesthetics: The wire promotes smooth weld beads, minimizing grinding and finishing time, which is critical for visual panel repairs.

  • Reliable Strength: Ensures the repaired vehicle component returns to near-original structural integrity after welding.

FAQ

  • Q: What is the most common mistake when welding aluminum in an auto body shop?
  • A: The most common mistake is failing to properly clean the aluminum surface (which often has invisible oil, paint, or anodization), leading to excessive porosity and poor weld quality.
  • Q: Can I use ER4043 wire to repair a 5XXX series structural frame component?
  • A: It is possible, but not recommended. Using ER4043 on 5XXX base metal significantly reduces the strength of the final joint compared to using an appropriate 5XXX filler like ER5356 or ER5183. Always consult the OEM repair procedure.

About Us

Coming From China, Marketing To The World.

Hangzhou Kunli welding materials Co., Ltd. is China Aluminum Wire for Automotive Repair Manufacturers and Wholesale Aluminum Wire for Automotive Repair OEM/ODM Suppliers. We are located in the industrial zone of Puyang Town, Xiaoshan District, Hangzhou, Zhejiang Province. It is a high-technology enterprise specializing in the research, development and manufacturing of high-performance. The company has more than 20 years of aluminum alloy wire production experience, with international advanced manufacturing equipment, complete testing equipment,stable production process and strict quality control system.
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