Specification: MF: ZrSiO4 Specific gravity: 4.68-4.71 Bulk density: 170-180 lb./ft3; 2700 kg/m3; Hardness: 7.8 Moh Angle of repose: 30 degree; Melting point: 4000�°F, 2550�°c Refractive index: 1.93 to 2.01 Thermal stability: no change to 3090�°F, 1700�°c Loss on ignition: 0.02%-0.12% Color: Colorless transparent crystal Refractive index
Our company, Blokbims, is the largest pumice producer in Turkey, exporting to 42 countries worldwide. Pumice is widely used in the textile industry for denim washing and is also valued in horticulture. We produce pumice in various sizes, including 1-3 cm, 2-4 cm, and 3-5 cm, tailored to meet diverse industry needs.