Lightweight High-quality Ceramic Particles 1.Anti-stress 2800kfg 2.Hardness 6 3.Adsorption rate 100% ... two weeks of the treatment effect of BAF.Main features: 1. granule round, uniform, surface roughness, porous, well-developed internal porosity ... ~400.3~0.5/0.5~0.9/0.9~1.2Bulk density(g/m3)0.65~0.851.87Density(g ...