https://www.grpc.com.tw/ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Guang Roots Precision Co., Ltd. was established in 2012 and is committed to the research and development of glass-to-metal seal/hermetic seals and its derivative products, laser and sensor caps and headers. Design, manufacturing and quality improvement.&nbsp;&nbsp;&nbsp; Glass to metal seals (GTMS) technology originated in 2006 from Toshiba (Japan) and Fuji Industrial (Japan), and the technology is inherited.&nbsp;&nbsp;&nbsp; The company is composed of glass to metal sealing, optical design, optical glass processing, and automation equipment design and manufacturing teams. GTMS (glass to metal sealing) products can accept customized services. en URL©Copyright Foresight v0.3.2 RSS 2.0 Generator URL©Hosting Mon, 27 Oct 2025 03:12:24 CST Mon, 27 Oct 2025 03:12:24 CST URL©Copyright 10080 The main sealing methods of glass to metal Several types of processes for glass-to-metal hermetic sealing Glass to Metal Sealing-Analysis TO-CAP TEST (Matching sealing) 1625671 Wed, 14 Aug 2024 10:15:07 +0800 The main sealing methods of glass to metal 413960 NT$ (Call) NT$ (Call) Matching sealing(Glass to Metal Seals & Hermetic sealing)&nbsp;&nbsp;&nbsp;&nbsp; Sealing materials have similar thermal expansion coefficients.CTE：BASE≒GLASS≒LEADNOTE：CTE：Thermal expansion coefficients. TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. https://www.grpc.com.tw/en/product_1625625.html Links https://www.grpc.com.tw/en/product_1625625.html Mon, 27 Oct 2025 01:41:01 +0800 TO-CAP TEST (Matching sealing) 425420 NT$ (Call) NT$ (Call) TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. https://www.grpc.com.tw/en/product_1690411.html Links https://www.grpc.com.tw/en/product_1690411.html Thu, 08 Aug 2024 14:39:10 +0800 Glass to Metal Sealing-Analysis 413971 NT$ (Call) NT$ (Call) TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. https://www.grpc.com.tw/en/product_1625644.html Links https://www.grpc.com.tw/en/product_1625644.html Sun, 11 Aug 2024 00:27:07 +0800 Several types of processes for glass-to-metal hermetic sealing 413970 NT$ (Call) NT$ (Call) High temperature hermetic sealing Glass to Metal Seals (hermetically sealed)Pre-oxidized：A suitable oxide layer is pre-oxidized on the metal&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; surface as a transition zone. The transition zone thus&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; enables the properties of the glass to gradually change &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; to those of the metal.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (Most metals require pre-oxidation)Annealing：Reduce or eliminate the permanent stress generated during&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; the forming or thermal processing of glass, and enhance &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; the strain resistance of glass(lens).Remove oxide：For optimal surface treatment of metal (electroplating&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; or electrochemical polishing), the metal oxide layer&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; must first be removed.TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. Mini lens TO cap & TO Header (Sealing temperature > Lens glass softening temperature) https://www.grpc.com.tw/en/product_1625666.html Links https://www.grpc.com.tw/en/product_1625666.html Wed, 14 Aug 2024 10:15:46 +0800 The main sealing methods of glass to metal 413960 NT$ (Call) NT$ (Call) Compression sealing (Glass to Metal Seals & Hermetically sealed)Materials are sealed by compression sealing or compression and matching sealing.1、CTE：BASE>GLASS>LEAD.2、CTE：BASE>GLASS≒LEAD.NOTE：CTE：Thermal expansion coefficients. TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. https://www.grpc.com.tw/en/product_1625630.html Links https://www.grpc.com.tw/en/product_1625630.html Thu, 08 Aug 2024 14:42:32 +0800 Glass to Metal Sealing-Analysis 413971 NT$ (Call) NT$ (Call) TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. https://www.grpc.com.tw/en/product_1625632.html Links https://www.grpc.com.tw/en/product_1625632.html Sun, 11 Aug 2024 00:27:54 +0800 Several types of processes for glass-to-metal hermetic sealing 413970 NT$ (Call) NT$ (Call) TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. Ball lens TO cap & Flat window TO cap (Sealing temperature < Glass lens Tg point) https://www.grpc.com.tw/en/product_1625670.html Links https://www.grpc.com.tw/en/product_1625670.html Sun, 11 Aug 2024 00:28:25 +0800 Several types of processes for glass-to-metal hermetic sealing 413970 NT$ (Call) NT$ (Call) Local high temperature&nbsp;hermetic sealingGlass to Metal Seals (hermetic seals ) Pre-oxidized：A suitable oxide layer is pre-oxidized on the metal &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; surface as a transition zone. The transition zone thus &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; enables the properties of the glass to gradually change &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; to those of the metal.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (Most metals require pre-oxidation)Annealing：Reduce or eliminate the permanent stress generated during&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; the forming or thermal processing of glass, and enhance &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; the strain resistance of glass(lens).Remove oxide：For optimal surface treatment of metal (electroplating&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; or electrochemical polishing), the metal oxide layer &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; must first be removed.TO5 Cap/Header、TO8 Cap/Header、 TO9 Cap/Header、 TO18 Cap/Header、 TO25 Cap/Header、 TO33 Cap/Header、TO35 Cap/Header、TO37 Cap/Header、TO38 Cap/Header、TO39 Cap/Header、 TO46 Cap/Header、 TO56 Cap/Header、TO60 Cap/Header、TO62 Cap/Header.Application field: Lasers, sensors and glass-to-metal seals parts for automotive, aerospace, medical, FTTX, data centers, AI robots, industrial and other applications. Ball lens TO cap & Flat window TO cap (Local sealing temperature > Glass lens Ts point) https://www.grpc.com.tw/en/product_1625671.html Links https://www.grpc.com.tw/en/product_1625671.html