model no.:YCB-E-806
product description: ceramic discs, valve discs
total thickness: 12.0mm
movable disc thickness: 7.5mm
material:Al2O3 : 98% SiO2 : 1.28%
CaCO3 : 0.25% Others: 0.47%
sintering temperature: 1620℃
hardness: >1250 HV5
flatness: <0.035mm
fineness: <0.04um
life test: >500000 cyclesContact: Mr. Yi
Phone: 86-15607385226
Tel: 86-0738-6656829
Email: davidyikchung@hotmail.com
Add: Shuxin Park, Huaxin District, Shangmei Town, Xinhua County, Hunan Province, China