Our accordion-type protective covers feature tight and rational structure, noiseless operation, large stroke, fast movement, and long service life. They are widely used on general machine tools, CNC machine tools, hydraulic machinery, and other equipment. Our accordion cover equipment can be made with steel support frames, wooden frames, PVC frames, cold-rolled steel frame accordion covers, etc., tailored to the operating environment of the equipment. The internal structure of the accordion covers includes groove-type, roller, nylon slider, slider, tension spring, nylon shaft, etc., depending on the equipment's operating environment.