zirconium sand 60-100mesh for starter mixes for steelworm

|
ZrO2+HfO2
|
>66.0%
|
|
Fe2O3
|
0.04-0.07%
|
|
TiO2
|
0.09-0.19%
|
|
Al2O3
|
0.40-0.90%
|
|
P2O5
|
0.06-0.09%
|
|
SiO2(Total)
|
32.2-33.2%
|
|
Free SiO2(as quartz)
|
0.25-0.45%
|
|
U
|
200-230PPM
|
|
Th
|
150-170PPM
|
|
Refractive index
|
1.93 to 2.01
|
|
Specific Gravity
|
4.6-4.71g/cm3
|
|
Mohs Hardness
|
7.5-8
|
|
Melting point
|
2340-2550℃
|


Ceramics (zircon gives resistance to scratching and mechanical damage)
Refractory industry (and by extension the metal casting industry)
Metal casting and refractory industries
Many applications, including metal casting
Glass refractories
Technical and advanced ceramics
60-100mesh
Zhengzhou Abrasives Factory Available Stocks

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