Standard hollow metal doors are 1-3/4 inches thick and are grey primer suitable for paint or RAL no.as per International Color chart. They are made of channel steel sheets and filled with honeycomb paper, polystyrene or polyurethane cores.
Compared with other materials, hollow metal doors offer superior performance in terms of durability and strength. it can withstand more abuse and are easier to maintain than wooden or aluminum doors, therefore metal doors have the lowest total cost of any other material.
Standard: UL 10(b), UL 10(c) /NFPA/ASTM
Fire rated time: 20min, 45min,90min, up to 180 min
Door Size (single): standard width up to 4'0"(1200mm ) Height up to 8'0"(2440mm); customized size is available . Leaf thickness:1 3/4" standard ( 44.5mm )
Door leaf sheet: 20Ga-18Ga (1.0/1.2mm)
Door frame sheet: 16Ga.(1.5mm)
Opening: swing /inward or outward
Surface finish: factory Primer /paint/power coated/wood grain transfer finish.
ASICO can also provide hardware reinforcement positions for metal doors so that the hardware can be firmly installed on the door. If you need the fireproof hollow metal door, believe ASICO will be your best choice.