Specification :

Specifications:

Terms
I
II
III
IV
V

Na2O%
25.5-29.0
23.0-26.0
21.0-23.0
18 .5-22.5
19.0-21.0

SiO2 %
49.0-53.0
51.0-55.5
56.0-62.0
55.0-64.0
60.0-66.5

Modules ( M)
2.000.10
2.300.05
2.850.05
3.000.05
3.300.05

Solution velocity ( S/ 30C)
60
80
180
240
240

Bulk weight ( g.ml -1 )
0.30-0.80
0.40-0.80
0.50-0.80
0.50-0.80
0.60-0.80

Fineness ( Sieving Rate, 120 mesh) / %
95
95
95
95
95