Exothermic Welding/Thermal Weld Powder Wholesale China Factory Price

Exothermic welding manufactured by Sunlightweld factory has IEEE837, UL467, IEC62561-1, CE and ROHs certification, welding powder/thermal weld powder produces high quality electrical connection between different metals (Copper to Copper / Copper to Steel), It is a reaction of copper oxide and aluminium inside a mould that forms a permanent joint by igniting weld powder with flint gun.