Intumescent Fire Resistant Rubber Door Seal

• Material: Expandable Graphite
• Application: Fire Widows and Doors
• Expansion: 15-30 Times
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: BY-SDFS-1421
• Advantage: Soundproof Smoke and Fire Prevention
• Package: 25m/Roll
• MOQ: 2000m
• Transport Package: 25m/Roll
• Specification: 21x14mm
• Trademark: BY
• Origin: Zhejiang
• HS Code: 392690
• Production Capacity: 50000000m
• Package Size: 50.00cm * 50.00cm * 32.00cm
• Package Gross Weight: 15.000kg

Product Description

Product Description

Product Description: Intumescent Fire Door Seals, Intumescent Sealing Strip,  Fireproof Door Seal.
Material: Expandible graphite and Thermoplastic element composition
Size: The width: 10-50mm; The thickness: 1-5mm
Color: Red, brown, white, black, white
Initial expansion temperature: 199 ºC
Main expansion temperature: 350 ºC
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
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
• Made in our facility in Hebei, China
• Competitive prices

Application:
Used in fire door 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.

 

Testing on the door



Package and Delivery





Our company

Our factory established in 2005 in Hebei Province China.Hangzhou Biyou Building Materials Technoloy Co.,Ltd is the sole International Sales office .We are dedicated to delivering one stop protection to fire,smoke&acoustic,draught seal.We have achieved the leading advantages by implementing the strategies. 


FAQ

Q1. Are you a manufacturer or trading company?

A1:We are an International trading company also is a professional door and windows seal,fire and acoustic seal products manufacturer with more than 20 years experience for domestic and International market.

Q2. What is payment method?

A2: For samples: T/T, western union.

For orders: We prefer T/T, other ways should be confirmed first. For new customer,30% advanced payment before producing ,70% before delivering usually.

Q3. Do you offer free samples?

A3: Free samples are available .

Q4. Do you offer OEM service and can you product as our drawings?

A4: Yes, we can customize according to your drawing or make drawing according to sample as your requirement.

Q5. Do you accept our design on boxes?

A5: Yes. We accept.

Q6. What's your delivery time?

A6: Generally, we will arrange shipment within 7-30 days after receiving the deposit and according to your purchasing quantities .

Q7. How do you control the quality?

A7: We will arrange sample confirmation before production if you need . During the production, we have professional QC staffs control the quality and manufacture in accordance to your confirmed samples. Welcome your visit to factory.