IMS Rigidiser is a colloidal silica compound for treating surfaces of fiber products to provide a degree of surface hardness and resistance to erosion. IMS Rigidiser is stabilized against freezing during exposure to cold; however freezing should be avoided.

Physical Properties:
Color: Clear
Solid Content % Silica: 28-29
Weight per gallon, lb (kg): 10 (4.5)
Density, (wet), per ( kg/m3): 75 (1202)
Maximum Temperature Rating, ºF (ºC): 2300 (1260)
Freezing Tempature ºF (ºC): 28 (-2)
Viscosity, centipoises at 25ºC: 4
Specific Gravity at 25ºC: 1.20
pH: 9.7
Shelf Life, minimum months: 12
Product Availability: 1 gallon, 5 gallon palls, 55 gallon drum