... Aluminium,copper, Ni, gold, stainless steel, high-temp alloy, heat-resistant alloy and congeneric refractory 1. High temperature vacuum brazing furnace ... , so the efficiency is very high. 2. vacuum Aluminium soldering furnace: It is widely applied for Al products soldering, for ... equipment for salt bath soldering. Characteristics of our vacuum furnace: 1.Optional type of vertical and horizontal.2.Clean ...