Buttons Bimetal Contacts Supplier

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Company Profile

Wenzhou Saijin Electric Alloy Co., Ltd. was established on May 4, 1998. The company specializes in the production of contact rivets, contact points, contact components, electrical accessories and silver alloy wire.

Sajin use the material Cd free which meets the Eu RoHS&REACH requirement.

Saijin has obtained ISO9001:2015 which assure stable quality.

Saijin has owned strong R&D department,we were awarded with Zhejiang Province scientific and technological enterprise since 2016.

Saijin cooperating with Schneider,Haier,Panasonic,Chnt,Bahra Cables,Apator,FEB,Amper Auto etc.

Tel: +86(577)8521 0099 

Fax: +86(577)8523 3668 

Email: info@wzsaijin.com


product description

Buttons Bimetal Contacts

Buttons Bimetal Contacts Supplier_Buttons Bimetal Contacts


Bimetal contact buttons can be supplied in a large varitey of configurations and combinations of materials, The material of the working layer may be Ag,AgCdO or AgNi,Forthe side to be welded to the support material steel or Cu-Ni alloy can be used,The thickness of top working layer is within half of the top layer thickness .In the standard design the contactbuttons have 3,5or7 spherical projections,Other numbers of projections and shapes of the projections,however,are also possible


Bimetal Rivets: Ag.FAg.AgNi.AgCdO.AgSnO2.AgSnO2In2O3.AgZnO.AgCu.CuNi.Cu


Head Diameter Head Thickness Shank Length Shank Diameter Silver Layer Thickness   Angle Spherical Radius
±0.10 ±0.05 ±0.15 -0.12 S≤0.4: 0.04 ±0.2° ±0.2R
    0     0    
        S>0.4:  0    

Application Scope

Bimetal contact buttons are used by means of the impulse welding technique.Components produced by this method are utilized,e,g,.in temerature controllers or small power relays.

Differnt series,type and sizes of products can be delivered according to customers requirements.


Electrical Ag/Cu Bimetal Contact Rivets

Buttons Bimetal Contacts Supplier_Electrical Ag/Cu Bimetal Contact Rivets

Product Material

Ag/Cu Bimetal Rivets 


Head  Head  Shank  Shank  Silver Layer    Angle Spherical 
Diameter Thickness Length Diameter Thickness     Radius
±0.10 ±0.05 ±0.15 -0.02 S≤0.4: 0.04 ±0.2° ±0.2R
    0 -0.1   0    
        S>0.4:  0    

Application Scope 

Automobile electricalequipments, Household appliances, Relays, Contactors, Temperature controllers, Timers and other electrical appliances.