Archivos de enero 7, 2021

Bakelite board is also called bakelite board

Jueves, enero 7, 2021

It is a component inorganic coating with a temperature resistance range of -80-1800℃ and a thermal conductivity of 0. Deformation of high temperature resistant foam under load: iron under the conditions of 50°C and 140KG/cm2 Fron Teflon is 1/70, nylon […]