Intumescent Fire Door Seals Extruded EPDM Rubber Seals China 

Our rebated or surface-mounted intumescent fire door seals resist fire for 30 or 60 minutes (suitable for FD30 or FD60 fire doors). In addition the seals have an integrated brush to hold back cold smoke. All our fire doore seals are available for single and double fire doors.The seals can be fitted in the frame or the door leaf. 

• Intumescent Fire Door Seal Sealing Strip Fireproof Door Seal Fire Seals China Manufacturer Factory 
• China Fire Door Seal Supplier, Weather Seal, Automatic Door Seal Intumescent Fire Door Seals

Product Description:
Intumescent Fire Door Seals, Intumescent Sealing Strip,  Fireproof Door Seal. The intumescent Fire Door Seal that expands in a fire to seal door frames and glazing applications to help prevent the passage of fire, smoke and toxic gases
 
Material:  Expandible graphite and Thermoplastic element composition
Size:  The width: 10-50mm; The thickness: 1-5mm
Color:  Red, brown, white, black
Initial expansion temperature:  199 ℃
Main expansion temperature:  350 ℃
Linear expansion ratio: ≥3 times
Function:When on fire, the rapid expansion, closed doors and windows crack, prevent smoke and heat channeling into, to ensure personal safety,Sound insulation
Application: Fire-proof door, community security door, heating furnace, heat sink, building pipe wells etc.

Intumescent Fire Door Seal Advantage: 

• Intumescent material expands when heated to seal around objects exposed to fire
• Smoke seal retards spread of toxic by-products of combustion
• Documented aging properties
• Excellent flexibility for easy and cost-effective installation
• Low flame spread and smoke development
• Can be cut required length
• Re-enterable (no special tools required)
• Low odor
• 
  

Application:
 
Usd in fire doot assemblies of timber, steer or composite construction, intumescent expands rapidly to many times (6 - 30 times) its original size upon contact with fire, it concentrates high pressure in confined spaces, exfoliates slowly to protect itself once activated and has good insulation properties. When correctly positioned in the door leaf or door frame margin, the seals expand when activated to prevent the passage of flames, hot smoke and fumes from one compartment to another
 
Delivery and packing:
 
1. Express DHL,Fedex, UPS,TNT etc
2. By air
3. By sea
The delivery time usually 7-15 workdays, it depands on your quantity.
 
Packing: 25/30/50 meters per roll etc, 10 Rolls per Carton
 
About Our Company:

Letu Automotive is a leading manufacturer of custom extruded and molded rubber products from Hebei, China.

Since 2002, Nangong Letu Automotive Components Co., Ltd. has specialized in the custom manufacture and supply of rubber extrusions and rubber moldings to a broad range of markets, including the automotive, heavy truck, off-highway equipment, construction, recreations, agricultural, appliance, mining, and other industrial original equipment manufacturers (OEMs).
 
Our products include automotive weather strips and seals, standard & custom solid rubber extrusions, standard & custom sponge rubber seals, dual durometer rubber extrusions, push-on trim seals with steel/steel wire carrier, rubber seals and gaskets for architectural windows/doors, glass run channels, flocked/coated, air intake hoses, ducts, tubes, boots, rubber wiring harness grommets, bumpers, caps, rubber bellows, dust covers, and boots, brake, clutch pedal pads, OEM/ aftermarket, radiator coolant hoses, heater hoses, fuel hoses, engine mounts, rubber bushings, isolators, etc.
 

Nangong Letu Automotive Components Co., Ltd.

• Address: 9 Xihuan Road, Wangguanzhuang, Qinghe, Hebei, 054802, China
• Tel:+86-319-5539039                 Fax:+86-319-5539039