MOLECULAR SIEVE
MOLECULAR SIEVE 4A
—It is mainly used as a dryer and purificant for various gases and liquids, such as refrigerant, medicine, electronic materials and changeable substance, purification of argon gas.
Properties
Measure
unit
Spherical
Extrudates
Diameter
mm
1.6-2.5
3-5
5-8
1.6
3.2
Static water
adsorption
≥
mg/g
215
215
215
215
215
Methanol
adsorption
≥
mg/g
140
140
140
140
140
Bulk density
g/ml
0.70
±
0.02
0.68
±
0.02
0.66
±
0.02
0.68
±
0.02
0.66
±
0.02
Crush Strength
≥
N
35
80
140
32
80
Wear rate
≤
% wt
0.1
0.1
0.1
0.2
0.2
Package moisture
≤
% wt
1.0
1.0
1.0
1.0
1.0
