• Huona (Shanghai) New Material Co., Ltd.
    Alfred***
    We received the goods, everything went fine. Perfect packaging, good product quality, good price - we are satisfied.
  • Huona (Shanghai) New Material Co., Ltd.
    May***
    The product quality is very good, beyond my expectations, the actual use of fully meet my needs, we will buy again.
  • Huona (Shanghai) New Material Co., Ltd.
    Matthew***
    I bought low expansion alloy from Joy, She is a very responsible lady, Huona's products quality is pretty good.
Contact Person : Roy
Phone Number : +86 18930254719
WhatsAPP : +8618930254719

CuAl7 Thermal Spray Wire - Aluminum Bronze Spray Wire for Wear-Resistant, Corrosion-Resistant Coatings with High Load-Bearing Capacity

Place of Origin CHINA
Brand Name HUONA
Certification ISO9001
Model Number WIRE
Minimum Order Quantity 15KG
Price NEGPTATION
Packaging Details Standard export packing in cartons or wooden crates; custom packaging available upon request
Delivery Time 10–25 days depending on specifications and quantity
Payment Terms T/T
Supply Ability 5,000 – 10,000 kg per month (adjustable based on order)
Product Details
Product CuAl7 Thermal Spray Wire Alloy Aluminum Bronze (7% Al)
Diameter 1.6 Mm / 2.0 Mm / 2.5 Mm / 3.0 Mm (customizable) Process Arc Spray / Flame Spray
Coating Thickness 50 – 2000 μm (customizable) Melting Range Approx. 1030 – 1050°C
Surface Finish Bright / Copper-coated Optional Packing Spool / Coil / Drum
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CuAl7 thermal spray wire for wear protection

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aluminum bronze thermal spray wire

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corrosion resistant thermal spray wire

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Product Description

Product Description

CuAl7 thermal spray wire is an aluminum bronze alloy wire containing approximately 7% aluminum, designed for thermal spraying to produce wear-resistant and corrosion-resistant coatings.
CuAl7 coatings offer excellent hardness, high load-bearing capacity, and superior corrosion resistance, making them ideal for marine equipment, pump components, shafts, and industrial machinery.
It is suitable for arc spray and flame spray processes, producing dense coatings with strong adhesion and long service life.


Key Features

  • Aluminum bronze alloy (CuAl7) with high hardness and wear resistance

  • Excellent corrosion resistance in industrial and marine environments

  • High load-bearing capacity and sliding performance

  • Strong adhesion and uniform coating structure

  • Suitable for arc spray and flame spray processes

  • Stable wire feeding and consistent coating quality


Typical Chemical Composition (Approx.)

Element Cu Al Fe Others
wt.% Balance 6.5 – 7.5 ≤ 1.0 ≤ 0.5

Typical Specifications

Item Specification
Product CuAl7 Thermal Spray Wire
Alloy Aluminum Bronze (7% Al)
Diameter 1.6 mm / 2.0 mm / 2.5 mm / 3.0 mm (customizable)
Process Arc Spray / Flame Spray
Coating Thickness 50 – 2000 μm (customizable)
Melting Range Approx. 1030 – 1050°C
Surface Finish Bright / copper-coated optional
Packing Spool / Coil / Drum
MOQ Negotiable

Applications

  • Shafts, journals, and pump components

  • Bearings and bushings under high load

  • Sliding and friction surfaces

  • Marine equipment and valves

  • Surface rebuilding and dimensional restoration


Advantages

  • Excellent wear and load-bearing resistance

  • Superior corrosion resistance in harsh environments

  • Stable spraying with good adhesion

  • Customizable diameter and packaging

  • Long service life and reliable quality


Supply & Delivery

  • Supply Capacity: 5,000 – 10,000 kg per month (adjustable based on order)

  • Lead Time: 10–25 days depending on specifications and quantity

  • Packing: Standard export packing in cartons or wooden crates; custom packaging available upon request


One-Line Inquiry Pitch

Please advise your spraying process (arc or flame), wire diameter, coating thickness, and application environment. We will recommend the suitable CuAl7 thermal spray wire for your project.