IsoCast AT303-1

IsoCast AT303-1 is a pourable; two- component; soft elastomer. Its low durometer hardness and low viscosity makes this product ideal for medical and athletic applications. Because of the slow rise in viscosity during cure; this elastomer is recommended for thin section parts and intricate molds.


Product Types

Gel Elastomer


Product Testing

Test PerformedTest Results
Color - ISOClear w/Yellow Tint  
Color - POLGrey  
Demold Time24 Hours 
Full Cure24 Hours 
Gel Time - 200 gram sample, 74°F4-6 Minutes 
Hardness - ASTM D2240 - Shore OOO75 Shore OOO 
Pot Life - 100g2 Minutes 
Ratio by Weight - ISO:POL60:100  
Specific Gravity - 74°F, ISO0.990  
Specific Gravity - 74°F, POL1.020  
Viscosity - ASTM D-2196 - 74°F, ISO7000 cps 
Viscosity - ASTM D-2196 - 74°F, POL1300 cps 

Posted on

December 18, 2020