Sliding door includes automatic sliding door, manual sliding door and semi-automatic sliding door. Most sliding door factory offer one or two categories for different users’ application. Sliding doors are mostly used in Australia, UK, US, India, UAE, Malaysia, Canada, Indonesia, Vietnam.
Semi-automatic sliding door also known as self close sliding door, is a new category of sliding door family. Unlike the fully automatic sliding door either open through radar or other motion sensors, semi-automatic sliding door needs to be opened manually.
Compared to the automatic sliding door closing by electric drive force through DC brushless motor or DC brush motor, the semi-automatic sliding door are mostly closed automatically through:
·Mechanical drive unit
·Hydraulic brake unit
·Air cylinder brake
to achieve gently closing function of the sliding door. So semi-automatic sliding door also sometimes called self-close sliding door.
Deren semi automatic sliding door adopts spring drive unit with max. door weight could up to 80kg. Appliable for glass door and wooden door. The flexiblity ways of installation allows the operator to be wall mounted, top mounted, side mounted.
DRM80 and DRM 50D parts list