ZHENGZHOU KINGSTONE REFRACTORY CO., LIMITED, founded in 1997, is a leading manufacturer and trading company based in Zhengzhou, China, specializing in refractory materials for the steel-iron and glass industries. With over 20 years of experience, the company operates four factories in Xinmi and Anyang, Henan Province, spanning a collective area of 1,000,000m2. They employ between 501 and 1000 people, including 128 technologists and 26 senior scientists. The annual production capacity reaches 18,000 tons for glass refractories and 250,000 tons for steel-iron refractories. Their manufacturing facilities are equipped with 860 sets of equipment, 3 electric arc furnaces (EAF), and a 3000 m2 assembly line. ZHENGZHOU KINGSTONE REFRACTORY CO., LIMITED offers OEM and contract manufacturing services. For the steel & iron industry, their product range includes tundish nozzles, slide gate plates, ladle nozzles, porous plugs, magnesia carbon bricks, high alumina bricks, fire clay bricks, and various castables and mortars. For the glass industry, they provide fused cast AZS blocks, zircon bricks, zirconia mullite bricks, corundum mullite bricks, and hot repair materials. They also manufacture high-quality zirconia nozzles, precision ceramic components, copper mould tubes, and thermometers for furnaces. Their products are exported to a wide international market, including Southeast Asia, South Asia, the Middle East, Africa, Russia, and Europe.
Reliable Anti-Oxidation Submerged Nozzle for Medium Carbon Steel Square Billet Casting Refractory$5
Zhengzhou Jinso Technology Co., Ltd., also known as JINSOBEADS, is a China-based manufacturer and trading company specializing in high-grade beads for various industrial applications. Established in 2021, the company operates with 11 to 50 employees and has production plants in Henan and Jiangsu provinces, with an annual output of 15,000 metric tons in hollow glass microspheres, 3,000 metric tons in ceramic beads, and 10,000 metric tons in zirconia beads. They are a contract manufacturer offering a comprehensive range of products including hollow glass microspheres, glass beads for road marking, ceramic blasting media, ceramic grinding media (such as Yttrium Stabilized Zirconia Beads, Zirconia Silicate Beads, and Alumina Ceramic Balls), and steel grinding balls. These products are utilized as blasting media, grinding media, and fillers across diverse industries. Zhengzhou Jinso Technology Co., Ltd. holds ISO 9001 and ISO 14001 certifications, ensuring high-quality products and adherence to environmental standards. The company emphasizes stable production capacity, professional technical support, and powerful resource integration to help customers worldwide improve efficiency and reduce costs. Their products are exported to over 10 countries, including the USA, Russia, Poland, Japan, and Vietnam, with an annual output value between US$5 Million and US$10 Million.
High Quality 95% Yttrium Stabilized Zirconia Beads for Grinding
Ceramic Grinding Media / Zirconia Silicate Beads
Grinding Media Ceramic Beads Zirconia Silicate Beads