Mixed In to the system, they offer a cross-connected material that’s hard when cured but still ranks like a 20D on the Shore Hardness scale, and that is softer than a rubber heel of the shoe. 2. Epoxies include a ‘base' and also a ‘curing' agent. The 2 factors are https://www.propanraya.com/id/produk/epoxy-fast-dry