RubRfil 5-Gal

By varying the amount of RubRfil in combination with 407 Latex you can easily control the amount of hardness and flexibility can be obtained in your rubber latex castings. Suggested combinations below will yield the following results: -  1 part 407 Latex  to 1/2 partS RubRfil - very flexible  -  1 part 407 Latex  to 1 part RubRfil - flexible  -  1 part 407 Latex  to 1 1/2 parts RubRfil - medium flexibility  -  1 part 407 Latex  to 2 1/2 parts RubRfil -  very hard