Production methods
We will keep your priceless life and properties
from the fire with strong and safe fireproof doors.
Pure vermiculite board 45T
-
Lower plate of door frame
-
Mixing inorganic binder
-
Binding lower plate
-
Supplement insulating material at side part
-
Complete board filling (supplement gap)
-
Board filling (Binding board gap)
-
Binding upper plate
-
Condensation
-
Input hot press (70℃ for 15 min)
-
Disassembly state after fire resistance test
-
Disassembly state after fire resistance test
Upper and lower vermiculite board 6T
+ mineral wool
-
Vermiculite board (6T)
-
Zero-dew construction at
lower part of door -
lower plate construction of
vermiculite board -
Construction completion of mineral wool
-
Adhesive binding of mineral wool
-
Construction closing of lower part in
vermiculite board -
Adhesive binding of mineral wool
-
Construction of upper part in
vermiculite board -
Zero-dew construction at
upper part of door -
Condensation of upper and lower parts
-
Complete condensation
-
Hot press (70℃ for 15 min)
-
Completion of production
Single side vermiculite board
(vermiculite 9T + non-inflammable honeycomb)
-
Lower plate: input adhesive
-
Lower plate: apply adhesive
-
Lower plate: Fill vermiculite board (1)
-
Apply adhesive on the vermiculite board
-
Lower plate: Fill vermiculite board (2)
-
Supplement width
-
Fill honeycomb
-
Upper plate: apply adhesive
-
Completion