The calcium silicate products are suitable for thermal insulation in stove, cave dwelling of steel mill, petrochemical, ceramics, glass, cement industries and power industries as well as other various ancillary heating equipment. With the properties of the following; - High strength: the strongest one among the inorganic thermal insulation materials with the similar density - Non-deformation within the temperature range - Low thermal conductivity - Asbestos-free Availability Board: Length x Width : 610 x 150mm 600 x 150mm 610 x 305mm 600 x 305mm 915 x 305mm 1000 x 500mm Thickness: 25 ~ 75mm Curved sheet: Inside diameter: 196 ~ 3560mm Thickness: 25 ~ 75mm Length: 600mm, 610mm, 915mm Pipe cover: Inside diameter: 16 ~ 171mm Thickness: 25 ~ 75mm Length: 600mm, 610mm, 915mm Tolerance for different products: board: Length: -2 ~ +3; Width: -2 ~ +3; Thickness: -2 ~ +3; Curved sheet: Length: -2 ~ +3; Inside diameter: -0 ~ +5; Thickness: -2 ~ +0; Pipe cover: Length: -2 ~ +3 Inside diameter: -0 ~ +3 Thickness: -2 ~ +0