- MOQ1 Ton
- Supply TypeManufacturer
- Preferred Buyer Location All over the world
index a b c sio2(%) 72.59 72.59 72.23 al2o3(%) 12.63 12.46 12.31 k2o(%) 4.74 4.65 4.67 na2o(5) 3.45 3.45 3.29 others (%) 6.59 6.46 7.5 specific gravity2.26 2.4 2.32 hardness(hv) 648 643 652 expansion rate k0≧15 k0≧15 k0≧18 expa-temperature(℃)1000-1200 1050-1250 1200-1300 pre-heating(℃) 300-400 300-400 350-420
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