Silicone Door And Window Sealing Strips

Silicone rubber seal strip

Material:silicone rubber

Feature:high temperature,soft,flexible,high elasticity

Shape:custom any shape by drawing
Color:any color
Temperature:-40℃ to 230℃
Hardness:shore A 45-80

NBR rubber seal strip

Material:NBR

Feature:demonstrates excellent resistance to grease/oil, fuel, and solvents. However, it has poor resistance to chlorinated hydrocarbons and ketones.
Shape:round,square,special shape by drawing or samples
Color:black,red,white,ect...
Temperature:-20℃ to 120℃
Hardness:shore A 60-90

PVC seal strip

Material:pvc

Feature: Environmental protection, easy installation, silent noise reduction, buffer collision, high and low temperature resistance
Shape:Semicircular, roofed, shaped
Color:black,white,red,ect....
Hardness:shore A 60-90

EPDM rubber seal strip

Material:EPDM

Feature:exhibits excellent ozone and UV resistance in temperatures ranging from -60° F to 250° F, all of which makes it popular for use in the manufacture of outdoor equipment.
Color:black,white,red,ect....
Hardness:shore A 60-90

FAQs for Silicone door and window sealing strips

1. Q: Why are silicone sealing strips better than traditional rubber or EPDM for doors and windows?

A: Silicone sealing strips offer superior performance characteristics that make them ideal for demanding applications:

Exceptional Temperature Resistance: Withstand temperatures from -60°C to 230°C (-76°F to 446°F) without cracking or hardening

Superior Weather Resistance: Excellent UV, ozone, and oxidation resistance prevents degradation from sun exposure

Long-lasting Flexibility: Maintain elasticity and compression recovery for years, outperforming EPDM in cold weather

Non-toxic & Odorless: Safe for homes with children and pets, making them perfect for food preparation areas and living spaces

2. Q: Are silicone sealing strips truly waterproof and effective against drafts?

A: Yes, high-quality silicone seals create a perfect waterproof and airtight barrier. Their unique molecular structure and compression properties ensure:

Complete protection against rainwater infiltration and wind-driven drafts

Effective thermal insulation that reduces energy costs by up to 20%

Superior sound dampening qualities that reduce outside noise by 25-40%

Excellent dust and pollen blocking for improved indoor air quality

3. Q: How do I install silicone sealing strips on my doors and windows?

A: Installation is straightforward with these steps:

Surface Preparation: Clean surfaces thoroughly with isopropyl alcohol to remove grease and debris

Measurement: Measure all sealing areas accurately, adding 5-10% extra length for corners

Application: For self-adhesive strips, peel backing slowly while pressing firmly onto dry surfaces

Corner Handling: Use 45-degree cuts for clean corner joints, or purchase pre-formed corner pieces

Final Check: Ensure even compression by closing doors/windows to check seal contact

4. Q: What types of silicone sealing profiles are available for different applications?

A: We offer multiple profile designs for specific needs:

D-shape/Tubular Seals: Perfect for compression sealing on door frames

U-channel Strips: Ideal for sliding glass doors and window perimeters

P-shape Seals: Excellent for door bottoms and sliding surfaces

Flat Gaskets: Suitable for glass-to-frame sealing

Custom Extrusions: Available for unique architectural requirements

5. Q: How long do silicone door and window seals typically last?

A: Premium silicone sealing strips offer exceptional longevity:

15-20 year service life under normal conditions

Maintain performance through extreme temperature cycles

Resist environmental degradation and UV damage

Outlast EPDM and rubber alternatives by 2-3 times

Come with 5-10 year performance warranties from reputable manufacturers

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