China wholesale Coolroom Door Rollers - Cold Room Swing/hinged Door – New Star

We have lots of kinds of cold room doors.including hinged door,sliding door,double leaf swing door,free door. We usually use hinged door and sliding door. Hinged door includes half-buried door and full buried door. Sliding door includes manual sliding door and automatic sliding door.

Our cold room hinged door consists of a door leaf,which is filled with 100mm to 150mm thickness polyurethane foam .100% polyurethane insulated under high pressure,high density of 43kg/m,with fire proof and resistance. For its specialized thermal bonding bar in the door frame and door sill, our product could effectively prevent the freezing in the seal and could be used where temperature is as low as -45 centigrade degree.Heater(For defrost) voltage: 24V/36V.Rubber around to avoid leakage.Safety handle mounted on the back of the door panel for inside emergency opening.
 
Standard Cold storage room hinges door hole dimensions:800x1800mm and 100mm thickness, hinges door plate dimensions: 870mmx1870mm and 100mm thickness with seal strip. also we call it semi buried door.Other size for hinges door are available:700x1700mm, 800x1800mm, 900x1800mm,1000x2000mm, etc.

Specification