* The power beam that is made of strength aluminum alloy section.The transmission structure is reasonable and realiable with life span of over 1 million tomes.The power beam can be installed in two ways:surface mounting type and enclosed mounting type.Easy and convinient to install and low noise when moving.
* The interior of the door leaf adopts an advanced high pressure foaming technolgy with strength aluminum alloy section door frames that is pressed molding by a large-sized platform ensures the smoothiness and fltaness of the door leaf.The surface can be decorated with large-size matt stainless steel,steel,or aluminum,etc.,and can be sprayed with plastic coatings of different colors.
* The maximum door leaf size is H6m X L3m X 2Leaf that can be used in workshop,large buildings and aircraft hangar,etc.
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