We take this video when doing 100% inspection before shipping.
We can see how does the hydraulic expansion work and the direction of unwinder could be left or right.
It is very easy operated with hand switch.
This heavy uncoiler machine is suitable for heavy metal coil sheet. The mandrel is strong and axis is with high concentricity so as to keep motor a long life time. The gasket is thick and blackening. Frame body is sand blasting so as to remove the dust and increase adhesive of painting.
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