Mudanjiang jingangzuan boron carbide co., ltd is one of the largest enterprises in asia which specializes in manufacturing boron carbide powder and technical ceramic components. it was established in 1958, the former is mudanjiang second abrasive factory. in 2005, we formed the joint venture company with caec(china abrasive imp. 02-sabic (saudi arabia basic industries corporation) u2013 a diversified saudi manufacturing company is active in intermediates and chemicals, polymers, industrial, metals, and fertilizers.it is also the biggest public company in the kingdom in accordance with the tadawul listing; however, the saudi government owns 70 percent of the shares. sabic is the largest company in the u2026 Boron carbide is one of the hardest ceramic materials, which is ranked third after diamond and cubic boron nitride in the list of hardest materials. boron carbide (b4c) can be produced by operating oxidation reduction process using boron trioxide (b2o3) with carbon (c). Henan grintech co., ltd is a leader innovation company in boron carbide products. with more than 20 years technology accumulation, we can produce full series of boron carbide powder and its products. we have 4 biggest smelting furnaces in china and 3 production lines. the annual production capacity is 2000 mt.