Butyl Tape

Professional Butyl Tape for Car Windows Sealing

Butyl tape for car windows creates a waterproof seal that outlasts ordinary rubber strips. Whether you’re fixing a leaky rear window or installing a new windshield, this tape gets the job done without drama.

  • Order(MOQ) :

    500 ROLLS
  • Payment :

    T/T, PAYPAL
  • Product Origin :

    CHINA
  • Color :

    GREY, BLACK, WHITE
  • Shipping Port :

    WUHAN, SHANGHAI
  • Lead Time :

    15-20 WORKING DAYS
  • Product Details

Professional Butyl Tape for Car Windows Sealing

This butyl tape for car windows grabs onto glass, metal, and paint right away and stays put through heat, cold, and road vibration. Unlike other tape that turns brittle after one summer, this car butyl tape keeps its flexibility for years. You can shape it around curved windshields or press it into tight door frame corners. It also works fine for fixing car window seals that have dried out or for adding an extra layer of protection on RV window trim. No need to worry about fumes either – it’s a non-hardening, solvent-free sealant tape that won't eat through your car's paint.

Butyl tape for car windows is a excellent parts for automobile industry, compare to other silicone glue, this tape is much easier to use and protect car better and long life.it is worthy.

TECHNICAL SPECIFICATIONS

Parameter

Value

Material

Butyl rubber compound

Thickness

4mm, 5mm, 6mm, 8mm, 9.5mm, etc

Width

4mm, 5mm, 6mm, 8mm, 9.5mm, etc

Temperature range

-40°C to +120°C

Tensile strength

≥0.35 MPa

Elongation at break

≥400%

Water absorption

<0.2% (24h immersion)

Shape

Round or square

Shelf life

24 months in original packaging

auto butyl tape packing

Key Advantages

  • Never dries out – stays tacky even after five years on the car
  • No messy primer or heat gun needed – just peel and press
  • Removes cleanly when you swap a window; most residue wipes off with a cloth
  • Absorbs vibration without cracking, unlike rigid sealants
  • Works on slightly damp surfaces – great for outdoor emergency repairs

PRODUCT PACKING & SHIPPING

Each roll is wound on a strong paper core, wrapped in silicone release paper, and 20roll per cartons , then use pallet box as customer requirement.

Standard roll length: 10 meters , 15 meters, 4.75meters, etc or custom

Shipping : FCL, LCL shipment by sea

auto butyl tape pallet

HOW TO USE

01 Clean the window frame with rubbing alcohol – degrease it well.Dry the surface if it's wet, but a little moisture won't ruin the bond.

 

 

02 Stretch the butyl tape for car windows to about 80% of its original width if you need a thinner bead.

 

03 Press the tape onto the frame, keeping it away from the edge by 2-3mm.

 

04 Install the window and push firmly. Wait one hour before driving through rain.

 

APPLICATION

  • Front, rear, and side car windows
  • Sunroofs and moonroofs
  • Truck camper shells and toppers
  • Bus window glazing
  • Trailer tail light housings (as a secondary seal)car buytl tape application

FAQ

Q: How long does butyl tape for car windows last on a vehicle?

A: Usually 15 years. It won't crumble or lose adhesion like cheap weatherstrips.

Q: Can I use this on a heated rear window with defroster lines?

A: Yes. Just apply the tape beside the lines, not directly over them, and press gently.

Q: What if I need to remove it later?

A: Cut through the tape with a fishing line or a trim removal tool. Then roll off the remaining butyl with your thumb – it balls up nicely.

WHY CHOOSE US

We’re SENPING TECHNOLOGY CO.,LIMITED from China, not some middleman. Our own mixers – internal and open mills – along with extruders, slitting machines, and a full set of testing gear run every day in our plant. That means when you order butyl tape for car windows, it comes straight from our factory floor. No third-party handling, no mystery quality. We test each batch for tack, temperature resistance, and elongation before it gets rolled up. Because we make it ourselves, we keep costs honest – you get the same grade of butyl that big auto suppliers use, but at a sane price.

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