Screen film material : use Double high strength, high toughness, corrosion resistance, aluminum extrusion

Surface treatment : classic powder coating craft , with feature of anti-aging, corrosion resistance , non-fade , easy to maintain , new for long time .

Application : external door for the medium or high grade plant

Start speed : average 12-18 meters per minutes

Operating principle : door sheets with many joint activities series together , fixed in the rail slide , rotate up and down above the center of the door .

Driving Principle : use a special motor to drive the center axis , to shutter switch , and the motor will stop automatically when the motor rotate to the up and down limit .

Appearance : external and the internal surface of the door will apply special surface treatment , can meet various kinds of demands of modern plant .

Wind resistance : Strength though the internal door , and assistant with other strength accessories , our products can resist 12 gale wind .

Translucency : provide rectangular and oval design double insulated glass , surrounded with flexible rubber perspective window. Have good lighting and transparency .

Theft protection : offer special door latches an lock . can be locked from inside . can effectively performance theft protection .