Si-Al microspheres silica has the chemical formula of mSiO, .nAlO-.xH,O. With uniform pore structure inside, its chemicalproperties are stable, it also possesses such properties as thermalstability, high mechanical strength and good activity.
The product is mainly used as catalyst and catalyst support formelamine, phthalic anhydride and other important industrialproducts, and it can also be used as a catalyst for the oil industryand natural gas dehydration, variable'temperature adsorption andseparation of aromatics, liquid absorbent and gas separation. The product is very suitable for the adsorption of variable-temperatureand separation agent.
|GL- I||GL- Ⅱ||GL- Ⅲ|
|Granularity μm ≥||75- -600 or as required|
|Qualied particle ratio % ≥||85.0||85.0||85.0|
|Bulk density g/L ≥||450||600||650|
|Pore volurme mL/g ≥||0.60||0.50||0.40|
|Loss on heating % ≤||4.0||4.0||4.0|
|Wear rate % ≤||5.0||4.0||3.0|
|Surlace area m²/g ≥||350||400||450|
|Al₂O3 % ≥||5.0||8.0||8.0|
Packaging: Bags of 25kg or 650kg.
Notes: Indicators and specs can be customized.