Potassium Silicate

Item	QH001	QH002	QH003	QH004
Be(20℃)	35.0-36.0	39.0-41.0	44.0-46.0	43.5-45.5
Density g/ml(20℃)	1.30-1.33	1.37-1.39	1.43-1.46	1.436-1.45
K2O （%）	9.5-11.5	10.5-12.5	14.0-17.0	15.5-17.50
SiO2 （%）	22.0-25.0	23.5-26.5	28.0-31.0	24.0-27.0
Ratio (M)	3.50-3.70	3.15-3.35	2.7-2.9	2.40-2.60
Fe（%）≤	0.03	0.03	0.03	0.03
S（%）≤	0.03	0.03	0.03	0.03
P（%）≤	0.03	0.03	0.03	0.03
Water insoluble（%）≤	0.30	0.30	0.30	0.30

It is widely used in anticorrosion, casting, oil field, drilling and various high-grade coatings.