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MP3 keypad dome PRODUCTS:MP3 keypad dome/Molile keypad/domeTechnical Parameter:Size:Diameter from 3 mm to 12 mmlife cycles:>1millionScope of Elasticity:From 130gf to 350gf is availableTravel:0.15 to 0.3mmResistance:<3 ohmStorage Temperature\ Humidity:-55 +85°C \0 +80%Salt and Fog Examination:V35±2°C, 5±0.1%,48H.MYLAR initial force test:4↑(Unit:No/Ball)MYLAR retention test:8↑(Unit:hr/kg*inch)MYLAR adhesion test:0.6↑(Unit:kgf/inch)MYLAR shrinkage:MD(%):0.5 ↓ CD(%):0.3 ↓(Unit:100°C*40mins)Certify:SGS,RoHS,VOA Molile keypad mp3 metal domee-EMI MP3 keypad dome Molile keypad-Structure drawing MP3 keypad dome/Molile keypad/dome Our MP3 keypad dome has below advantages: 1:Life cycles is above 100 million times, feel even and good among keys 2:New products development time is very short, we send sample within 12 hours after received mode pattern. 3:Mould only take 1-2days, very short time, and clients will not bear any cost of development. 4:Delivery time is short: normal delivery 1-2days, the first P/O 3-5days. Dongguan Ruijin Precision Hardware Electronic Co., Ltd. was founded in December 2006 and specializes in mobile phone metal dome, metal dome array, metal dome array switch, light guide film LGF, shielding case, board to board, MIM precision hardware punching and other high-tech products. With excellent quality policy, RuiJin has passed the standard attestation of ISO9001:2008 International Quality System. According to ROHs instructions, the company fully implement Environmental protection system, to provide customers with green products. We strictly follow the operation procedures stipulated in national standard quality implementation in respect to material purchasing, product developed design, product manufacturing, testing, packing, marketing,etc.