Synthetic silicas & Stone ball

Stone ball&Synthetic silicas Sio2:99.8% synthetic silica9-11 6-8cm product surface mud other impurities without whiteness86

Synthetic silicas & Stone ball

1.synthetic silica: 9-11 cm  6-8cm 

2.smooth is good ,silicon content :99.8%

3.product surface mud and other impurities without

       Silica is hardness which Mohs hardness is 6, with a excellent ability of fire resistance and acid resistance. melting point is 1730 °C, after cooling the silica can be melt into quartz glass, crystallinesubstance is the crystal which have ability of permeating UV light with a highly piezoelectricity

Detail

Grade	excellence	Whiteness	86
Melting point	1750(°C)	Category	Block tablets
Refraction coefficient	1.62	Density	2.60(g/cm3)
Coefficient of thermal expansion	0.01	PH value	8

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Synthetic silicas & Stone ball