kinds of shape for the heater U,W,I,L,U-right highest temperature could reach 1800C parts ... the highest temperature up to 1800 degreesduring oxidizing atmosphere.* Dia. 3,4,6,7,9,10,12,18,24* Temp: ... type molybdenum disilicide, W type molybdenum disilicide,U type right angle Molybdenum disilicide,U type bending molybdenum disilicide,I type molybdenum disilicide,L type molybdenum disilicide. rod type ...