浮法鋼化玻璃用(yong)(yong)石英(ying)輥    退(tui)火用(yong)(yong)石英(ying)輥    非標石英(ying)產品 

The silica ceramic rollers used in float glass tempering lines and kilns. The special parts made from silica ceramic.

The silica ceramic rollers used in float glass tempering lines and kilns. The special parts made from silica ceramic.

呼和浩特石英陶瓷輥性(xing)能指(zhi)標/The Properties Of Fused Silica RoIler

項目ITEMS                          指(zhi)標 TARGET

抗(kang)壓(ya)強度(du) compressive strength(mpa)       ≥60

體積(ji)密(mi)度 Bulk Density(g/cm3)             ≥1.96

SIO2(WT%)                                                       ≥99.96

顯氣孔(kong) Apparent Porosity                                  8-11

高溫抗彎度(du) Bending Strength(mpa)                  ≥30

熱膨脹系數 Thermal Expansion(x10-6/℃)    ?0.6

表面粗糙度 Ra/Roughness Ra（um)               ≤1.6

直徑公差 Diameter Tolerance(mm)                  ?0.05

徑向跳動(dong) TIR(mm)                                           ≤0.13