7HD High Density Portland Based Fireproofing

Specific values listed from laboratory testing of samples prepared and tested in accordance with the procedure designated.  
Results on field applied material may vary.

Physical Characteristics of Type 7HDTM 
Property and Test Method  Value / Results *
Density, ASTM E-605   40 pcf  (636 kg/m3) nominal
Combustibility, ASTM E-136  Passed, non-combustible
Compressive Strength, ASTM E-761  350 lb/in2 (2411 kPa)
Cohesion/Adhesion, ASTM E-736  >6,000 lb/ft2 (>287 kPa) 
Effect of Impact, ASTM E-760  Passed, no cracking or delamination
Effect of Deflection, ASTM E-759 Passed, no spalling or delamination 
Corrosion of Steel, ASTM E-937  Passed, no contribution to corrosion
Errosion by Air, ASTM E-859 Passed,  0.000 g/ft2 (0.00 g/m2)
Surface Burning, ASTM E-84  Flame Spread 0, Smoke 10
Hardness, ASTM D2240  40, Shore D
Fire Resistance, ASTM  E-119  Passed, see UL Designs 
Fungi Resistance, ASTM G-21 Passed, no growth with optional fungicide
* Values are from laboratory tests under controlled conditions and not intended to
to replace industry standards for specification purposes. 

PDF versions available here

Southwest Fireproofing Products Company, Albuquerque, NM 87107 Phone: (505) 345-1633

©2015 Southwest Fireproofing Products Co. Southwest Fireproofing, Type 5GP, Type 5EF, Type 5MD, Type 7GP, Type 7HD, Type 1XR, Type DK, Type HC and Type 7TB are trademarks of Southwest Fireproofing Products Co.


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