... steel between modules. HD-M1 module is made by more than 500 tons of pressure, so it is very dense, its body resistance is close to copper, compared with common grounding modules in the market, the contact resistance is
... steel between modules. HD-M1 module is made by more than 500 tons of pressure, so it is very dense, its body resistance is close to copper, compared with common grounding modules in the market, the contact resistance is more