Talking about Portable Insulation Resistance Tester

When DC voltage is applied to the insulator, the generated current is composed of charge current, sink current, and leakage current. The charging current and the sink current decrease from time to time, and only the leakage current is independent of time. The insulation resistance test is

Metal cutting machine to a strategic height

Metal Cutting Machine tools are the largest category of machine tool products, and are 3 times more than metal forming machine tools. The Chinese government has raised the metal cutting machine tool industry to a strategic position and listed the development of large-scale, precision, high