Made from silicon, and silicon straight and man-made fiber or nylon strengthening. According to the requirements of customers create all kinds of size products. [performance] (1)Usage: the exhaust, drainage, platoon, turbochargers, radiator, refrigeration system, etc (2) pressure range: 0.3-2.4 mpa (3) standard color: blue (4) other colors: black/red/green/purple/yellow/orange (5) tolerance :± 0.2 ± : 0.5 mm (7) 4 layer (layer 5mm) (8) The highest temperature: + 240 degrees Celsius