In our industry, we often received the inquries from customers to call many different names of metal dome. It’s very interesting phenomenon, I think.
Bur for most, we call it metal dome. Dome means rounded roof with a circularbase, it comes from 16th century, and from the Latin domus.It looks like a upside-down round roof, so it named metal dome. It also have so many other names. such as: snap dome, tactile dome, metal snap dome, tactile metal dome, dome switches, and so on.
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Do you know why there is a dimple in the center of metal dome? If not, ok, please follow to know the advantages of metal dome with dimple. First, it can increase the travel, higher travel; second, it can increase the contact areas to ensure the conductive stability; Third, it will be with better click feeling; Last, It will be dust resistance. For four-leg metal domes, we now have the most popular items with dimple are: 6mm diameter, 150g; 8.4mm diameter, 200g; 12.2mm dia,220g,350g and so on.
If you need any further information, please do feel free contact us or see the below relative subjects:
1.The difference between dimple and without dimple of domes;
2.How to test the life of metal dome;
3.FAQs.
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How can we handle the smudge of metal dome(snap dome)? the apperance of metal dome is also affect the purchasing of customers,
and maybe affect the metal dome conductive, so we must keep the apperance is vey clear, no smudge, dust, burr, crushes, stamping.
we use the ultrasonic cleanout to clean, and then tumbledry, to test the life of metal dome, apperance inspection, metal dome force test,
and check the burr, and put them in package. You can see we are very strict with the quality of our metal domes.
If you need more information, please don’t hesitate to contact us, we are glad to be at your service.
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What is the material of metal dome(snap dome) you used? Normally, the material is Stainless Steel, and the SUS301 from Japan we most used. Sometimes we also use the SUS304. The hardness for SUS301 is more than SUS304, the higher the hardness, the more stability of life cycles and click feeling, and the more expensive.
You can see the material is very improtant for the metal dome life, if the material is not stablity, metal dome maybe maybe caused “dead key” phenomenon. It means it can’t return back after you press the dome.
As a leading manufacturer of metal dome(snap dome), we are very strict with the material incoming inspection to ensure the best quarlity of each metal dome.
Ok, if you need more information, please contact us any time or see our FAQs.
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