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Tenax Hardeners

Tenax Hardeners

Tenax White Hardener for Polyester Glue: Transparent Knife Grade, Colored Knife Grade, Transparent Flowing & Colored Flowing. Available in small size tubes: 33ml and 45ml, larger size: 6oz/180ml too.

Tenax Liquid Clear Harderner for Water Clear Polyester Glue: Crystal Knife Grade, Crystal Liquid, Marble Super Transparent

Sold separately or with the purchase of a can of polyester / vinyl ester glue. 


Add the hardener with the glue per correct ratio and mix thoroughly. An excess of hardener may turn the glue yellow and increase the shrinkage.

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