How to buy high speed door

1. Whether the electric rolling door supports manual function, manual operation should be convenient and fast. When the power is off, the clutch can be turned by 90 degrees and it can be operated by hand.

2. The electric rolling door cannot have the phenomenon of inertial sliding, and it must have the function of double-sided automatic locking.

3. In order to improve the running smoothness of the electric rolling door, it is necessary to increase the pulling force, so our factory adopts the production and installation technology of 8-wheel front and rear drive and continuous gear rotation.

4. Observe whether the structure of the electric rolling door is precise, the degree of lubrication is good or bad, the heat dissipation of a good electric rolling door is compared, using full gear rotation, no chain, no belt, and thus enhance the overall life of the rolling door movement.

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