Copper Alloy Wire CuNiZn Wire For Spectacle-frame Wire C7521 C7701

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Product Details




Product NameCopper Alloy Spectacle-frame Wire
Product Description

Copper alloy for spectacle-frame wire has excellent mechanical property, well corrosion resistance and good cold and hot processability. It could be made to different spectacle-frame accessories with hundreds of style and shape, such as semi rim, full rim of V-groove, full rim of U-groove and double-sided groove etc.

Product Features1.High elasticity, excellent cold and hot processability
2.Well weldability
3.Good corrosion resistance
4.Bright surface, well electroplating properties
Product Designations

BZn15-20, BZn18-18, BZn18-20, BZn20-20, BZn22-20, BZn25-20 etc.

Application AreaCopper alloy for spectacle-frame wire is widely used in the glasses industry.

Round wire of Φ1~10mm(customized according to customer requirements)

Chemical Composition

Chemical Composition

Notes:Technology indicators could be adjusted according to customer requirements, such as chemical composition, acoustics and so on.


 Cu Ni Zn Fe MnPb

Cu Nickel Alloy


 62-65 13.5-16.5 Bal.


 60-64 16.5-19.5 Bal. 0.3 0.5 0.03


 53-57 23.5-26.5Bal. 0.3 0.5 0.03
Packaging & Shipping



Why Choose Us

 why choose uswps.jpg



Q1: What is the MOQ?

A1: Any quantity you need when the sizes are in stock.
Wire diameter<0.1mm, it is 1kgs
Wire diameter 0.1~0.3mm, it is 2~3kgs
Wire diameter 0.3~0.7mm, it is 5kgs
Wire diameter 0.7-1.2mm, it is 10kgs
Wire diameter >1.2mm, it is 20-25kgs
For strip,smaller size, it is 10-20kgs
Larger size, it is 50-100kgs


Q2: Can you offer free samples?

A2: Yes,when the same sizes or the close sizes are in stock. 


Q3: What’s the payment terms?

A3: We accept T/T, L/C, Paypal etc. It can be negotiated when the amount is different.


Q4: Are you trading company or manufacturer?

A4: We are factory.