... of shape for the heater U,W,I,L,U-right highest temperature could reach 1800C parts of high temp lab industry furnace Molybdenum disilicide (MoSi2) heating ... brittleness of MoSi2 heating element is relative more under the usual temperature, it also has plasticity under the high temperature.So you had better ... special requirement for the resistance, please tell us! super mosi2 heating elements U type