Strong insulation board product 

Highest electrical resistance

Can withstand high temperatures 

Minimal shrinkage

Can be machined into shapes

Minimal maintenance

 

CS 85 was designed for use in foundry, steel, chemical, paper, plastic, rubber, glass and electrical industries for any application where high strength and electrical resistance are needed in conjunction with high temperatures. This material has a lineal shrinkage of 0.3% at 1800°F.

An inorganic calcium silicate board made of fibers, micro silica, and a binder.

48 x 96 in the following thicknesses in inches- 1/4, 3/8, 1/2, 5/8, 3/4, 1, 1 ¼, 1 ½, 2, and 3; cut and fabricated to shape.

Off-white

Density

85 lbs/ft3 - 1362 kg/m3

Maximum operating temperature

1600° F

Shrinkage, during initial heating condition

  length & width

0.24%

  thickness

0.2%

Compressive strength

10,300 psi (724 kg/cm²)

Flexural strength

3000psi (210kg/cm³)

Normal moisture content

1.0%

Thermal Conductivity

2.13 BTU-in/ft²,hr,° F@400° F (0.31W/mK@205° C)

2.01 BTU-in/ft²,hr,° F@1000° F (0.29W/mK@538° C)

Fire hazard (ASTM 84) flame spread

0

  smoke developed

0

Volume resistivity (ASTM D-257)

4.52 x 10¹² ohm-cm

Arc resistance (ASTM D-495)

304 sec

Surface resistivity

2.72 x 10¹² ohm-cm

Dielectric strength (ASTM D-495)

61 volts/mil

Screw holding strength @ 7/8in. penetration

875 lbs (100kg)