... shock resistance, excellent mechanical strenght, machinery, hair-dressing equipment, pepper-grinding equipment, as are also healthy environment-protecting products.Main technical ... Dielectric constant8~108.8~9.38.8~96~7Dielectric loss Tangent Value at1MHz20ºC~500ºC20ºC×10-41 ... requests.The belowed is inspection equipments. Hair-dressing Equipment, Pepper-grinding Equipment Used Aluminum-Oxide Ceramics