Our factory produces magnesite sand with a high melting point exceeding 1800 degrees Celsius, excellent thermal stability, minimal volume expansion at high temperatures, good thermal shock resistance, and high strength and good wear resistance. We offer three main types: magnesite powder, magnesite molding sand, and magnesite granular sand. Magnesite powder ranges from 150 to 500 mesh. Magnesite molding sand includes 5#, 6#, and 7# sands. The 5# sand has a primary particle size of 20-40 mesh, the 6# sand is 40-70 mesh, and the 7# sand is 70-120 mesh. The main specifications of magnesite granular sand are 1-3mm, 1-4mm, 2-5mm, 3-6mm, 4-6mm, and 2mm, etc.