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Aluminum Wire for 3D Printing / WAAM

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Intro

Specialized aluminum wire, optimized for Wire Arc Additive Manufacturing (WAAM) and other metal 3D printing processes, demanding high purity, consistent feedability, and predictable melting behavior.

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Introduction

Wire Arc Additive Manufacturing (WAAM) is a cost-effective method for producing large-scale aluminum parts. This process requires filler wire that meets stricter standards than traditional welding. Our WAAM-grade aluminum wire is manufactured with ultra-tight chemical tolerances and superior surface cleanliness to minimize porosity and inclusion defects in the final printed part. The precision layer winding and consistent diameter ensure uninterrupted feeding, which is paramount for the long, continuous deposition runs characteristic of 3D printing.

Specification

Process FocusWire Arc Additive Manufacturing (WAAM), GMAW-AM
Key PropertyUltra-low porosity, High print resolution, Batch consistency
Material FocusER2319, ER4043, ER5183, and specialized Al-Si/Al-Mg alloys
Supply FormLarge drums or continuous spools for long print cycles
ToleranceExtremely tight diameter and chemistry control

Applications

  • Large-scale prototyping and final part production in aerospace and defense.

  • Additive manufacturing of customized tooling, molds, and repair parts.

  • On-demand manufacturing of specialized marine and oil & gas components.

  • R&D and commercial deployment of Metal 3D Printing systems.

FAQ

  • Q: What alloys are best suited for WAAM aluminum 3D printing?
  • A: ER4043 and ER5183 are common, but specialized alloys like ER2319 (for high strength) and Al-Mg-Sc (for grain refinement) are increasingly used to meet specific application requirements.
  • Q: Does your WAAM wire require any pre-treatment before printing?
  • A: Our wires are supplied fully shaved and cleaned. While surface condition is excellent, some WAAM processes may require pre-baking of the wire spool to eliminate any surface moisture absorbed during storage.

Advantages

  • Minimized Porosity: The high cleanliness and low hydrogen content prevent gas entrapment, resulting in denser, stronger printed parts.

  • Structural Integrity: Produces prints with superior mechanical properties compared to casting, due to precise compositional control.

  • Reduced Downtime: Precision layer-winding and clean surface ensure flawless, high-speed feeding for long, multi-hour print operations.

  • Cost-Efficient: WAAM utilizing our wire offers a significantly lower cost per part for large aluminum structures compared to powder-based AM.

Payment and Shipping

  • R&D Support: Collaboration with WAAM system manufacturers and research institutions for material optimization.

  • Packaging: Specialized protective packaging to ensure material cleanliness is preserved until it enters the AM system.

  • Traceability: Full documentation of chemical analysis for every batch to support part validation.

About Us

Coming From China, Marketing To The World.

Hangzhou Kunli welding materials Co., Ltd. is China Aluminum Wire for 3D Printing / WAAM Manufacturers and Wholesale Aluminum Wire for 3D Printing / WAAM 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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