{"id":639,"date":"2019-03-05T16:19:34","date_gmt":"2019-03-05T08:19:34","guid":{"rendered":"https:\/\/true-tone.com\/?page_id=639"},"modified":"2019-11-07T12:18:58","modified_gmt":"2019-11-07T04:18:58","slug":"dome-specifications","status":"publish","type":"page","link":"https:\/\/true-tone.com\/?page_id=639","title":{"rendered":"Metal Dome Specifications"},"content":{"rendered":"\n<p>To produce high quality metal domes end products, we believe that both material and tooling are very important. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Material<\/strong><\/h3>\n\n\n\n<p> Our stainless steel tactile domes are made from type 304 Stainless Steel. We selected this material because of its low carbon content (0.08%) which offers the best oxidiation resistance. Material thickness is .00240&#8243;, .00315&#8243;, .00395&#8243; and .00470&#8243;. Material is Vickers Hardness Hv-380 to Hv-420, We purchase our stainless steel from the United States and Japan .<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Tooling<\/strong><\/h3>\n\n\n\n<p>\n\nWe have three (3) different tools for each dome size. We offer a wide range of actuation force (tactile pressure) for our tactile domes. With three different tools we can compensate for the material thickness and hardness variations and better meet your actuation force requirements. Our standard range of actuation force is from 100grams to 600grams. Upon request we can supply domes with actuation forces outside of our standard range, and custom dome designs are also available. We maintain our own in-house tool and die shop.&nbsp;<br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Life Expectancy<\/strong><\/h3>\n\n\n\n<p>Life cycles for our Metal Domes are up to 1,000,000 cycles.<br>Life expectancy of our Metal Domes (domes only, using an ASTM approved rubber tip) are stable. You may get different results in your life testing depending on :<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>The type and condition of the surface to which the dome is mounted.<\/li><li>The design of the tip that contacts the dome.<\/li><li>The amount of force and overtravel you apply to the dome.<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>To produce high quality metal domes end products, we believe that both material and tooling are very important. Material Our stainless steel tactile domes are made from type 304 Stainless Steel. We selected this material because of its low carbon content (0.08%) which offers the best oxidiation resistance. Material thickness is .00240&#8243;, .00315&#8243;, .00395&#8243; and &#8230; <a title=\"Metal Dome Specifications\" class=\"read-more\" href=\"https:\/\/true-tone.com\/?page_id=639\" aria-label=\"Read more about Metal Dome Specifications\">Read more<\/a><\/p>\n","protected":false},"author":153381995,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-639","page","type-page","status-publish"],"aioseo_notices":[],"jetpack_likes_enabled":false,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/PaKNpm-aj","jetpack-related-posts":[{"id":775,"url":"https:\/\/true-tone.com\/?page_id=775","url_meta":{"origin":639,"position":0},"title":"Company Profile","author":"truetonehk","date":"March 7, 2019","format":false,"excerpt":"Having engaged primarily in the domes industry for\u00a036\u00a0years, True Tone has obtained the technology and experience in mastering the manufacture of metal domes switch. To offer quality products, the company sources high quality stainless steel from Japan which offers excellent oxidation resistance, hardness and tensile strength. Upon customers' request, the\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2019\/03\/Production-Line-01-3.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":724,"url":"https:\/\/true-tone.com\/?page_id=724","url_meta":{"origin":639,"position":1},"title":"Production Process","author":"truetonehk","date":"March 7, 2019","format":false,"excerpt":"In our metal domes \/ tactile domes production process, we strictly follow procedures fulfilling the guidelines of ISO9001:2015. Raw Material High quality stainless Steel material, including nickel plated and gold plated. Production Factory located in Hong Kong since 1987, machinery from different countries. QC Quality Control is conducted during production\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2024\/05\/Arrow.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2024\/05\/Arrow.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2024\/05\/Arrow.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2024\/05\/Arrow.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2024\/05\/Arrow.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2024\/05\/Arrow.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":777,"url":"https:\/\/true-tone.com\/?page_id=777","url_meta":{"origin":639,"position":2},"title":"Company History of True Tone Industries Ltd.","author":"truetonehk","date":"March 7, 2019","format":false,"excerpt":"Tactile Metal Dome Switch Manufacturer in Hong Kong Since 1987 1985 Formed Nam Fung Company in Hong Kong, started to manufacture metal contact domes (metal domes). 1986 Joint Venture with Mel Bowman Assoc. USA. Mel Bowman Assoc. is Engineering & Marketing house in USA whose expertise is in metal contact\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/kz-Ku96qyXc\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":743,"url":"https:\/\/true-tone.com\/?page_id=743","url_meta":{"origin":639,"position":3},"title":"Certification","author":"truetonehk","date":"March 7, 2019","format":false,"excerpt":"Quality Management System (ISO 9001:2015) To assure manufacturing processes are performed to the highest quality standards, ISO 9000 quality management system is used as a tool to manage our quality system. True Tone has been certified ISO 9001:2015 on the Design and Manufacturing of Metal Contact Domes for the Electronic\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ISO 9001:2015 TUV Certified","src":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2022\/08\/TUV-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2022\/08\/TUV-1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2022\/08\/TUV-1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2022\/08\/TUV-1.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2022\/08\/TUV-1.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":568,"url":"https:\/\/true-tone.com\/?page_id=568","url_meta":{"origin":639,"position":4},"title":"Products","author":"truetonehk","date":"March 5, 2019","format":false,"excerpt":"True Tone Industries Ltd. specialized in manufacturing metal domes. It is also commonly called \"snap domes\" or \"tactile domes\". It produces a \"click\" sound during contact, and comes in different shape and force. The most common shapes are 4-Leg, triangular, round and oblong. There could be a dimple, hole or\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2019\/03\/3leg-6.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":755,"url":"https:\/\/true-tone.com\/?page_id=755","url_meta":{"origin":639,"position":5},"title":"Packing","author":"truetonehk","date":"March 7, 2019","format":false,"excerpt":"Our metal dome product packing uses PE environmental plastic bags, dome array, SMT carrier tape etc.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/true-tone.com\/wp-content\/uploads\/2019\/03\/Dome_CarrierTapes02-2.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/true-tone.com\/index.php?rest_route=\/wp\/v2\/pages\/639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/true-tone.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/true-tone.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/true-tone.com\/index.php?rest_route=\/wp\/v2\/users\/153381995"}],"replies":[{"embeddable":true,"href":"https:\/\/true-tone.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=639"}],"version-history":[{"count":2,"href":"https:\/\/true-tone.com\/index.php?rest_route=\/wp\/v2\/pages\/639\/revisions"}],"predecessor-version":[{"id":1795,"href":"https:\/\/true-tone.com\/index.php?rest_route=\/wp\/v2\/pages\/639\/revisions\/1795"}],"wp:attachment":[{"href":"https:\/\/true-tone.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}