⊙Industrial door
⊙Rapid accumulation door
??11?5??⊙Rapid roll door
⊙Perspective door
⊙Hard door

Door plank material chooses double hot dip galvanized steel plates embossed, surface pressure have uniform on shape stripe, core department for polyurethane material, door plank back there is a steel reinforcement.
Door plank specifications
Door plank surface polyester processing,
Width: 2440 mm-12000 mm
Height: 2130 mm-7300 mm
Thickness: 40 mm-50 mm
Thermal resistance coefficient = 14.96, 18.25
Track specifications There is a 2 inches (51 mm) and 3 inches (76 mm) two, all using 1.5 3 mm thick galvanized steel plate, standard rail, Leo, high ascension rail, vertical ascension rail and inclined tent ascension rail.
◆ Balance system: the outer twist spring balance system
◆ Twist spring

地址:青岛流亭仙家寨1619号 邮编:266108 电话:0532-66910636 传真:0532-66910329 手机:13864249876
E-mail:info@bekkercorp.com 网址:www.bekkercorp.com
????3???? ???3 ?????????? 865??APP 865???? 865??APP ????3???? ?????????? ???????? ????????