Product information
Appearance: white ball crystal
Features: no impurities, high mechanical strength and chemical stability, excellent sewage interception capacity, long life cycle.
Product use
Quartz sand is mainly used in glass, ceramics, enamel, heat bottles bile, drainage sewage treatment, acid-base filters, precision casting, cast steel, high temperature materials, chemical raw materials, building preservation, grinding, fire-resistant, military, communications and other industries.
Physical & Chemical Index
|
Item
|
Index
|
|
SiO2
|
99.5%
|
|
Hardness(mohs)
|
7
|
|
boiling point
|
2550℃
|
|
melting point
|
1750℃
|
|
specific gravity
|
2.65
|

