The butyl rubber product is an off-white rubber-like solid with a density of 0.92g\/cm3. It is odorless, insoluble in water, and soluble in hexane and chloroform. The product also has low air permeability, good airtightness, and good resistance. Résistansi ozon, résistansi kimiawi, insulasi listrik, résistansi kalenturan, résistansi sepuh panas, nyerep énergi sareng ciri-ciri sanésna.