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Alfred***We received the goods, everything went fine. Perfect packaging, good product quality, good price - we are satisfied. -
May***The product quality is very good, beyond my expectations, the actual use of fully meet my needs, we will buy again. -
Matthew***I bought low expansion alloy from Joy, She is a very responsible lady, Huona's products quality is pretty good.
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 | 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 |
| Highlight | CuAl7 thermal spray wire for wear protection,aluminum bronze thermal spray wire,corrosion resistant thermal spray wire |
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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
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Aluminum bronze alloy (CuAl7) with high hardness and wear resistance
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Excellent corrosion resistance in industrial and marine environments
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High load-bearing capacity and sliding performance
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Strong adhesion and uniform coating structure
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Suitable for arc spray and flame spray processes
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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
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Shafts, journals, and pump components
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Bearings and bushings under high load
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Sliding and friction surfaces
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Marine equipment and valves
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Surface rebuilding and dimensional restoration
Advantages
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Excellent wear and load-bearing resistance
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Superior corrosion resistance in harsh environments
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Stable spraying with good adhesion
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Customizable diameter and packaging
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Long service life and reliable quality
Supply & Delivery
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Supply Capacity: 5,000 – 10,000 kg per month (adjustable based on order)
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Lead Time: 10–25 days depending on specifications and quantity
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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.

