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The aluminum alloy welding samples exhibited the phenomenon of a rainbow film after being exposed to corrosion and cleaning. The pictures show the aluminum alloy welding samples with the rainbow film, and the surface of the sample re-prepared after vacuum impregnation to fill the pores. When there are gaps between the sample and the resin […]
Chalcopyrite ore is a type of ore containing chalcopyrite, with the main component being chalcopyrite (chemical formula: CuFeS₂). The theoretical composition includes 34.56% Cu, 30.52% Fe, and 34.92% S. It usually also contains trace elements such as Ag, Au, Tl, Se, Te, and is mostly a mechanical admixture. Sometimes it also contains Ge, Ga, In, […]
Exhibition: KPCA SHOW 2025 Date: September 3-5, 2025 Venue: Songdo Convensia, Korea Booth No.: Q112 As one of the most influential PCB industry events in South Korea and even Asia, the KPCA SHOW brings together top companies and professionals from the global industrial chain. This year’s KPCA SHOW, as always, demonstrated its immense energy as a core hub of […]
Exhibition: JASIS 2025 Dates: September 3-5, 2025 Location: Makuhari Messe, Tokyo Booth No.: 5B-502 JASIS is an exhibition for advanced scientific and analytical systems and solutions, gathering analytical and scientific instrument manufacturers and dealers that support such advancements. As an exhibition featuring everything from entry to exit points for various types of analysis and measurement, JASIS brings together analytical […]
August 20-22, Thailand Electronics Circuit Asia 2025 exhibition grandly commenced at the Bangkok International Trade & Exhibition Centre. Equipment manufacturers, material suppliers, and technical service companies from Asia and around the globe gathered here to comprehensively showcase advanced technologies and equipment across the entire PCB manufacturing and electronics assembly industry chain. As a leading domestic […]
On July 12-13, the “2025 China University Student Mechanical Engineering Innovation and Creativity Competition – 11th Material Heat Treatment Innovation and Entrepreneurship Finals” was grandly held at Xi’an University of Technology. The competition was hosted by the Chinese Mechanical Engineering Society. Trojan had the honor of being one of the sponsors of the event. The […]
Based in China, TROJAN pays attention to the international market, and has sold metallographic equipment to more than 50 countries, such as Europe, America, Japan and South Korea, Southeast Asia countries and regions
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