TEL:+86-15812821892  E-mail: lushufen@dongchengdg.com

Oblong shape metal dome specification

Oblong shape metal dome specification :
1).Common material:SUS301、SUS304
2).Surface treatment: nickel plating, silver plating, gold plating
3).Common diameter:4mm,5 mm
4).Commonly used strength: 130g-350g
5).Touch :35-65%
6).Contact resistance: gold-plated 7).Storage temperature: -40 ℃-85 ℃
8). Life test: more than 500,000 times
9). Shrapnel vertex: no vertex, 1 vertex, 3 vertices, 4 vertices, 5 vertices.
The vertex is a notch above the shrapnel.Generally, shrapnel with a point of contact is better.

Oblong-shape-metal-dome

Oblong shape metal dome specification :

1).Common  material:SUS301、SUS304

2).Surface treatment: nickel plating, silver plating, gold plating

3).Common diameter:4mm,5 mm

4).Commonly used strength: 130g-350g

5).Touch :35-65%

6).Contact resistance: gold-plated <silver-plated <nickel-plated <stainless steel <1Ω

7).Storage temperature: -40 ℃-85 ℃

8). Life test: more than 500,000 times

9). Shrapnel vertex: no vertex, 1 vertex, 3 vertices, 4 vertices, 5 vertices.

The vertex is a notch above the shrapnel.Generally, shrapnel with a point of contact is better.


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  (+86)-15812821892
  lushufen@dongchengdg.com
    Dongcheng Huimei Technology Park,
Chashan Town, Dongguan, Guangdong, 
China

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