Our company customizes various magnesia tubes (round, square, flat, multiholes threaded types) for electric heating element manufacturers.
The raw material is 99% fused magnesia of electric grade, which is automatically extruded under high pressure and fired in a 1700-degree tunnel furnace, high density (2.3g/ml). Its insulation and withstand voltage performance are close to the level of similar products in the United States and Japan.
Outer diameter:1.8mm-25mm, annual output:200 tons.