... , petrochemical industry, and on loads of pump, blower, pumping unit, air compressor, ball mill, crane, compressor, crusher, conveyer, ... professional insulating material imported with original packing and modern power & electric control technology, which is applicable to large and medium ... (less than 0.5G), well-ventilated.Temperature-25°C~+40°CMax relative humidityRH 5%~95%, without condensateNote: ...