contact us
Zhengzhou Hejin Metal Material Co., Ltd
Tel:+86-371-60339002
Fax:+86-371-55397386
Email:info@cnbimetal.com
Skype:hejin-material
Whatsapp:+86 18037576877
Factory Address:Gongye Road, Shangjie Zone, Zhengzhou, China
Office Address:13F, No. 11 Zhengshang Road, Zhengzhou, China
Bi-metal strip
1. Material:
Copper T2, Aluminum 1series, 3series, 8series etc.
2. Cast-rolling process:
Solid-Liquid machining processing technique to bond copper and aluminum in oxygen-free environment permanently and firmly.
3. Application:
3.1 Electric power industry (conductive industry)
3.2 Decoration industry
3.3 Shipping industry
3.4 Stamp & sea
Cu Al bimetal strip
Technical Parameter:
|
Secification(thickness * width)
|
2-15mm * 30-300mm
|
|
|
Coer and Aluminum weight ratio
|
Cu:AL
|
32%-40%: 60%-68%
|
|
Coer and Aluminum volume ratio
|
Cu:AL
|
15-20: 80-85
|
|
Density(g/cm3)
|
3.5-3.9
|
|
|
Resistivity(Ωmm2/m)
|
<0.019
|
|
|
Tensile Strength(N/mm2)
|
>120
|
|
|
Elongation (%)
|
27-38
|
|
|
eeling Strength(N/mm)
|
>12
|
|
Technical Specification
|
Property
|
Units
|
Copal/Cupal
|
|
|
Purity
Aluminium Copper |
% min % min |
99.00 99.90 |
|
|
Standard Composition
|
|
80:20
|
85:15
|
|
By Volume
By Weight |
Copper %
Aluminium % Copper % Aluminium % |
20
80 45 55 |
15
85 40 60 |
|
Density at 200C
|
gms/cm3
|
3.95
|
3.50
|
|
Max electrical resistivity at 200C
|
µΩ/cm
|
2.6
|
2.8
|
|
Min electrical conductivity at 200C
|
% IACS
|
75
|
73
|
Applications Include The Following
Substation & Switchyard Bimetallic clamp and connectors
Oil & Vacuum Circuit Breakers Distribution
Cable lugs and cable end connectors
bus ducts and bus bar chambers
Isolators and switchgears
Overhead connectors
Flexible connectors
