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Type 7TB™ is a thermal barrier for plastic foams formulated with vermiculite and Portland cement. The formulation cures to form a medium density, polymer modified cementitious fire barrier to provide code required finish ratings to foam plastics.

Product Type: Coating

Features: Fire Proof, High Fire Retardancy, Medium Density

Application Area: Ceiling Coverings, Wall Coverings

Compatible Substrates & Surfaces: Plastics

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Product Type

Features & Benefits

Product Highlights

Type 7TB™ is spray-applied directly to foam plastic insulation that is installed on wall and ceiling surfaces.

Applications & Uses

Compatible Substrates & Surfaces

Properties

Physical Properties
ValueUnitsTest Method / Conditions
Bond Strength1260.0psfASTM C-763
Compressive Strength (10%)132.0psiASTM E-761
Densityavg. 22pcfASTM E-605
Penetration Resistance403.0psiASTM C-569

Regulatory & Compliance

DOD Classification

Type 1, NRC 50, class (a), Category A (ASTM E-1042)