Fireproof sealing board Manufacturer's power plugging Fireproof board factory
Fire blocking plate manufacturer, DC-A2 new type power blocking protective plate, blocking fire blocking plate factory offer for sale in batches, This product uses rock wool board as the base material, and covers both sides Fire retardant coating Its density is small, its weight is light, and it is easy to transport and construct. This product expands in case of fire, and the released gas is harmless * * * pure and halogen free. Applicable to various voltage levels in electric power, petroleum, petrochemical, metallurgy, communication, construction and other industries Cable Fire protection.
Electric sealing fireproof board
Installation method of fireproof sealing plate:
1. Clean the electrical cabinet opening and keep the surface dry.
2. Cables and cable trays must be dry, dust-free and oil-free.
3. Measure the size of the plugging hole of the electrical cabinet and cut the fireproof plugging plate.
4. It shall be installed in the sealing hole of the electrical cabinet, and the gap or cable inlet and outlet holes shall be sealed with the expanded fireproof sealant.
Technical parameters:
stay 23℃ and 50% Under relative humidity
colour white
size 1200×600×50mm
density 180kg/?
Bending strength /Mpa ≥0.1
Water resistance /d ≥3, No expansion or cracking
Oil resistance /d ≥3, No expansion or cracking
Humidity resistance /h ≥120, No cracking and pulverization
Freeze thaw cycle resistance / second ≥15, No cracking and pulverization
All domestic testing and certification:
● GB23864-2009 Two hour fire test
