Wood grain hard fast shutter door 

Wood grain hard fast shutter door What's Rigid quick door？ Fast door, also known as fast rolling door, is a kind of rolling door that many factories will use. Generally, the common rolling door is a PVC soft fast door, and the hard fast door is different. What is the hard fast door? Electric Telescopic Door Generally speaking, hard fast door is made of hard metal or alloy fast shutter door, now the common hard fast door on the market are mostly double aluminum alloy material, sandwiched between high density polyurethane foam, weight up to 30-40kg/㎡. In addition to hard texture, hard fast doors must also meet the technical requirements of fast doors. The lifting speed of hard fast doors is 0.6m-2m/s, and the annual operation is more than 150,000 times. If you can't meet these basic technical requirements can not become a hard fast door. The hard fast door includes two kinds: turbo hard fast door and drum hard fast door. Movable Screen Partition  Industrial L…

Fire Resistant Rolling Shutter Door Hangar Special Gate Rigid Quick Door Automatic Induction Door