Poly 74-40 Liquid Rubber
Poly 74-40 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a Shore A40 rubber. This is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application.
View All Poly 74 Series
WARNING: This product can expose you to chemicals including Toluene diisocyanate (TDI), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov. 
FOR INDUSTRIAL/PROFESSIONAL USE ONLY.
            
            
            
            $794.00
            
                
                
                
                
                
                
                
                    
                    
                    
                
        
         
            Technical Specifications
- Mix Ratio by Weight:
 - 2A:1B
 - Shore Hardness:
 - A40
 - Pour Time:
 - 20 min.
 - Demold Time:
 - 16 hr.
 - Cured Color:
 - Varies
 - Mixed Viscosity:
 - 3,400 cP
 - Specific Volume:
 - 27.5 in³/lb
 - Specific Gravity:
 - 1.01
 - Elongation:
 - 400 %
 - Tensile Strength:
 - 349 psi
 - Die C Tear Strength:
 - 95 pli
 - Notes:
 - Shake or Stir Part B before use. The color of polyurethane Part Bs may change in color from batch to batch or may darken with age, but product performance is not affected.