2130 cold vulcanized rubber is a semi-flexible, permanent polyurethane used to repair damaged or connected cables on site. The 2130 vulcanized rubber is made of refractory materials and has passed the quality certification of MSHA with the certification number of p-142-5, which can be used in conjunction with the 82-f1 or 82-f2 vulcanized outer mold.

The material can be bonded to a variety of metal and non-metallic materials, such as stainless steel, aluminum, copper, Neoprene, Nitrile, PVC, Hypalon, EPDM, PU.