Component:SIO2  99.6%, Na2O 0.17% , Al2O3 0.16%, Fe2O3 0.02% , CaO 0.04% , MgO 0.01%

Formula: O==SI==O
Melting Point:1610
Density:2.6

Average pore diameter:2.0-3.0mm

Specific surface area:650-800M2/g

transparentPore volume:0.35-0.45

Characteristices

Average pore diameter :2-4mm

specific surface area:650-800M2/g

pore volume:0.35-0.55ml/g

usage: for medicine ,electronical mechine, food, leather,petrol chemical ,clothing.and so on.

Fuction:

1,Avioding mold occur .(mooncake,cakes ,bread etc)

2,Avioding oil and fat oxdate.(peanut, deepfly, potato piece etc)

3,Avioding discoloring (green tea, coffee,seaweed etc)

4,Avioding rust and pest.( exact assembly, literary. clothing etc)

security

1, No harmful (proved if eat.it's no harmful)

2, No foul smells( not including ammonia)

3, Security (package is very security)