Graphite powder crucible, graphite powder refractory brick is added graphite powder, they have the property of high-temperature resistance. Skip to content. Home; ... 20 mesh, 40 mesh, 80 mesh, 100 mesh, 200 mesh, 320 mesh, 500 mesh, 800 mesh, 1200 mesh, 2000 mesh, 3000 mesh, 5000 mesh, 8000 mesh, 12500 mesh, the smallest can be …