Items

Specification

Sodium oxide (Na2O)

28.70-30.00%

Silica(SiO2)

27.80-29.20%

Water insoluble

0.05% max.

Fe

100 ppm max.

Whiteness

80% min.

Bulk density

0.80-0.97 g/cc

PH of 1.0% solution

12-13

Melting point

72.2℃

Particle size (16-30mesh)

90% min.