Lavacrete 410, 720, 1830, 6090 HTC are a Low, Medium, high and very high temperature resistant heat transfer cement. In kind of black and at normal temperature, is classified as a compoundand very high function material which is mainly made of high temperature resistant inorganic adhesive. Couplin agent. High-purity conductive compound powder, and some special materials according to a certain technological process, and is mainly applied in devices or pipelines with higher heat tracing requirements heat transfer cement thermally bonds steam and electric heat tracers to process pipes, valves, pumps and other equipment.