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650 D.C. Calcium Silicate Pipe & Board

The 650 D.C. calcium silicate pipe cover & board are suitable for thermal insulation of piping and equipment in power station, steel mill and petrochemical industries as well as other various fields. It can also be specified to use in furnace as backing material of refractory bricks.

Calcium Silicate Manufacturer

Properties of calcium silicate pipe and board:

  • High strength: the strongest one among the inorganic thermal insulation materials with the similar density;
  • Non-deformation within the temperature range;
  • Low thermal conductivity;
  • Long service life;
  • Asbestos-free.
Calcium Silicate Board
Calcium Silicate Pipe
Board and Pipe

Technical data of 170 Density calcium silicate pipe and board

Term Unit JISA 9510 Mowco
Density Kg/m3 <=170 <=170
Maximum Service Temperature oC 650 650
Thermal Conductivity (100oC) W/m.k <=0.058 <=0.055
Compressive Strength Mpa >=0.30 >=0.30
Flexural Strength Mpa >=0.20 >=0.20
Linear Shrinkage % <=2.0 <=2.0
Chlorine Content     ASTM C795

Technical data of 220 Density calcium silicate pipe and board

Term Unit ASTM C533 JISA 9510 Mowco
Density Kg/m3 <=240 <=220 <=220
Maximum Service Temperature oC 650 650 650
Thermal Conductivity (93oC) W/m.k <=0.065 <=0.062 <=0.060
Compressive Strength Mpa >=0.688 >=0.45 >=0.688
Flexural Strength Mpa >=0.344 >=0.30 >=0.35
Linear Shrinkage % <=2.0 <=2.0 <=2.0
Mass Loss By Turning First 10 Minnutes <=20%   <=20%
Mass Loss By Turning Second 10 Minutes <=40%   <=40%
Surface Burning Chaaract Eristics Flame Spread Index   0   0
Smoke Density   0 0
Chlorine Content   ASTM C795   ASTM C795

Calcium silicate products availability

Calcium Silicate Board Length x Width 610 x 150mm
600 x 150mm
Thickness: 25-100mm
610 x 300mm
600 x 300mm
915 x 305mm
1000 x 500mm
Curved sheet Inside diameter
196 ~ 3560mm
Length
610/600/915mm
Thickness: 25-100mm
Calcium Silicate Pipe Inside diameter
16 ~ 171mm
Length
610/600/915mm
Thickness: 25-100mm

Tolerance for different calcium silicate pipe and board

Item Allowable dimension
tolerance (Unit: mm)
Surface crack (Unit: spot)
Length Width Inside diameter Thickness Broken edge Broken corner
Calcium Silicate Board +3
-2
+3
-3
  +3
-2
1 1
Curved sheet +3
-2
  +5
-0
+0
-2
1 1
Calcium Silicate Pipe +3
-2
  +3
-0
+0
-2
1 1