Product Description

The detailed specifications are as follows: 1. Quartz (Silica) Sand powder and stone high purity grade: SiO2:*9.*0%min**9.*8%min ; Fe2O3 :***5ppm Max.; size:****0 mesh refined grade: SiO2 :*9.*0%min**9.*0% min ; Fe2O3 : *****0ppm Max.; size:****5 mesh General grade:SiO2 :*8.*0%min**9.*0% min ; Fe2O3 : **0 ****0ppm Max.; size:****0 mesh 2. Quartz (Silica) Stone special grade: SiO2: *9.*6%min; Fe2O3: 4ppm Max. 1st grade: SiO2: *9.*0%min; Fe2O3: *0ppm Max. 2nd grade: SiO2: *9.*0%min; Fe2O3: **0ppm Max. 3rd grade: SiO2: *9.*0%min; Fe2O3: **0ppm Max. 3.Fused Quartz (silica) Lump 1st grade: SiO2:*9.9%min;Fe2O3: *0ppm Max. 2nd grade: SiO2:*9.8%min;Fe2O3:*0ppm Max. 3rd grade:SiO2:*9.7%min; Fe2O3:**0ppm Max. 4.Fused Quartz (Silica) Powder 1st grade: SiO2: *9.9% min; Fe2O3: *0ppm Max. *****0mesh as per buyer's spec. 2nd grade: SiO2: *9.8% min; Fe2O3: *0ppm Max. *****0mesh as per buyer's spec. 3rd grade: SiO2: *9.7% min; Fe2O3: **0ppm Max. *****0mesh as per buyer's spec. 4rd grade SiO2: *9.***9.6% min; Fe2O3: ******0ppm Max.*****0mesh as per buyer's spec. 5. Micro-silica Powder (1) SiO2: *9.*0%min; Fe2O3: *0ppm Max.; Al2O3 :*0ppm Max; size:**0 mesh (2) SiO2:*9.*0%min; Fe2O3: *0ppm Max.;Al2O3 :*0ppm Max;size:**0 mesh (3) SiO2:*9.*0%min; Fe2O3:**0ppm Max.;Al2O3 :*0ppm Max; size :**0 mesh 6.NATURAL CRYSTAL POWDER SiO2: *9.*0%min**9.*9%min , size:****0 mesh 7.QUARTZ TUBE: Clear fused quartz tubing, ozone-free or germicidal quartz tubing, uv-block quartz tubing. 8. Silica Brick.