Quite the opposite, sponge rubber usually begins with expandable rubber varieties like EPDM or neoprene. The rubber compound is then supplemented using a chemical blowing agent, which, on heating, decomposes and releases gases. This process causes the expansion with the rubber and also the development of the sponge-like construction. On https://erickusokd.bloggin-ads.com/56866701/foam-rubber-manufacturer-an-overview