SpecificationsAir shaft drum:
1. High quality with low price
2. Excellent performance
3. High precision shaft
4. Quick deliver 5. OEM
1. Air cover has key type and board type, air cover also called air drum.
2. Usage: Set outside the 3 inches air shaft, can achieve the six inches efficient.
3. Inner bore Ø 76mm, outside diameter is 150mm, the length is according to the customers' request.
4. Adopt the high quality aluminum alloy hard oxidize, the surface color is tawny, use convenient.
5. After gassing it is equal to 6 inches air shaft, outside diameter can reach 155-158mm
6. The surface of key bar length is 100mm, width is 8mm
7. The outside of air drum surface, which part bulge ia made by rubber, having been produced with the design being finalized, we have stock. Total length ID 190mm.
Performance and advantages: Air shaft in practical applications, it has advantages of convenient operation, quick, without damage rolls etc. Product usage:
Note: The length of the air cover is determined by the customers' needs.
The following picture is key type:
It is widely used in printing, cutting, coating, compounding and other machineries' releasing and winding scroll.