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PU Windshield Auto Glass Sealant

One-part RTV Silicone Sealant with acidity, paste form
Colors: White, Black, Grey, Customized.
Shelf life: 12 months.
Ideal for sealing gaps or joints of doors and windows.
Volume: 300ml, 600ml.
Packaging: sausage and cartridges.

Product Description

PU Windshield Auto Glass Sealant - Professional Grade Automotive Sealing Solution 

When you require dependable windshield holding and fixing, our PU windshield auto glass sealant conveys professional-grade execution. Made by Qingdao Jiaobao New Materials Co., Ltd. with over 13 a long time of ability, this one-component polyurethane sealant offers remarkable attachment quality of ≥2.2 MPa and noteworthy 400% prolongation at break. Our equation gives a fast tack-free time of 15–40 minutes and cures at roughly 3.5mm per day. With 99% strong substance and 45 Shore A hardness, you get a strong, adaptable seal that withstands extraordinary climate conditions. Accessible in dark, white, and dark, with customizable colors to coordinate your particular requirements.
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Why Choose Our PU Windshield Auto Glass Sealant?

Superior Bonding Performance

You'll appreciate the effective attachment our sealant gives. It bonds immovably to glass, metal outlines, painted surfaces, and different car substrates without requiring preliminaries. This spares you time amid establishment whereas guaranteeing a secure, long-lasting seal.

The tall mechanical quality implies your windshield remains immovably in put. Indeed beneath vibration, affect, and temperature vacillations, the bond remains intact.

Exceptional Weather Resistance

Your vehicle faces unforgiving conditions every day. Our polyurethane equation withstands:

  • UV radiation - Won't debase or yellow beneath consistent sunlight
  • Extreme temperatures - Remains adaptable from -40°C to +90°C
  • Moisture introduction - Fabulous water resistance avoids leaks
  • Chemical presentation - Stands up to oils, frail acids, and car fluids

This PU windshield auto glass sealan keeps up its properties year after year, securing your investment.

Fast Application, Quick Results

Time matters in automotive repair shops. Our sealant features:

  • Quick tack-free time (15–40 minutes depending on conditions)
  • Steady curing speed of 3.5mm per day
  • Zero sagging on vertical applications
  • Ready-to-use formulation in convenient 300ml and 600ml packaging

You can move vehicles faster through your workflow without compromising quality.

Flexible and Durable Seal

The 400% elongation capacity allows the sealant to move with your vehicle. As temperatures change and the vehicle flexes during operation, the seal adapts without cracking or separating.

This flexibility, combined with high tensile strength, creates a seal that lasts the lifetime of the windshield installation.

Technical Specifications

Property Value
Appearance Black / White / Grey, homogeneous paste
Sagging 0 mm
Tack Free Time Summer: 25–40 min / Winter: 15–30 min
Curing Speed ≈3.5 mm/day
Solid Content ≈99%
Hardness ≈45 Shore A
Tensile Strength ≈2.2 MPa
Elongation at Break ≈400%
Shelf Life 12 months
Available Volumes 300ml, 600ml
Packaging Types Sausage and cartridges

Key Application Benefits

Versatile Substrate Compatibility

You can apply our sealant to multiple surfaces without special preparation:

  • Automotive glass (windshields, rear windows, side windows)
  • Painted metal frames
  • Bare metal surfaces
  • Plastic trim components
  • Coated glass varieties

This versatility reduces inventory needs and simplifies your process.

Professional-Grade Performance Features

Your vehicle faces unforgiving conditions every day. Our polyurethane equation withstands:

UV radiation - Won't debase or yellow beneath consistent sunlight
Extreme temperatures - Remains adaptable from -40°C to +90°C
Moisture introduction - Fabulous water resistance avoids leaks
Chemical presentation - Stands up to oils, frail acids, and car fluids
This product keeps up its properties year after year, securing your investment.

Environmentally Conscious Formula

Our PU windshield auto glass sealan contains:

  • No solvents
  • No isocyanates
  • No PVC
  • Minimal odor amid application

You make a more secure working environment for your professionals whereas assembly natural regulations.

Manufacturing Excellence

Quality Assurance

Qingdao Jiaobao New Materials Co., Ltd. has delivered premium sealants since 2013. Our fabricating office takes after strict quality control protocols:

  • ISO certified generation processes
  • International standard compliance
  • Batch testing for consistency
  • Quality ensure with discount or substitution policy

Production and Delivery

We get it your trade needs dependable supply:

  • Quick turnaround: 1–2 week generation lead time
  • Flexible coordinations: Ocean or arrive shipping options
  • Custom arrangements: OEM/ODM capabilities for private labeling
  • Responsive benefit: Quick arrange preparing and communication

Customization Options

Every advertise has interesting necessities. We offer:

  • Custom color coordinating to your specifications
  • Volume alterations for territorial preferences
  • Packaging alterations for your brand
  • Formula alterations to meet neighborhood standards
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Application Guidelines

Surface Preparation

For ideal comes about, guarantee surfaces are:

  • Clean and free of clean, oil, or free particles
  • Dry some time recently application
  • At temperatures between 5°C and 40°C

Application Process

  • Cut the cartridge spout to craved dot size
  • Apply nonstop, indeed globule along the joint
  • Tool the surface inside tack-free time if needed
  • Allow appropriate curing time some time recently vehicle operation​​​​​​​

Storage Recommendations

Store cartridges in a cool, dry put absent from coordinate daylight. Keep fixed until utilize. Rack life of 12 months from generation date when put away properly.

Frequently Asked Questions

Q: How long some time recently the vehicle can be driven after windshield installation?

A: Permit at slightest 24 hours for beginning remedy some time recently driving. Full remedy takes a few days depending on temperature and mugginess. Take after your hardware manufacturer's secure drive-away time recommendations.

Q: Can I utilize this sealant in cold weather?

A: Yes! Our polyurethane equation remains adaptable indeed at moo temperatures. Winter tack-free time is really speedier (15–30 minutes). Guarantee surface temperature is over 5°C amid application.

Q: Does this product work on all types of automotive glass?

A: Absolutely. It adheres excellently to standard glass, tempered glass, laminated glass, and coated glass varieties commonly used in automotive applications.

Q: What's the difference between PU and silicone sealants for windshields?

A: Polyurethane sealants offer superior mechanical strength, better elongation, and stronger structural bonding. They're specifically designed for automotive glass installation where structural integrity matters.

Q: Can I paint over the sealant after it cures?

A: Yes. Once fully cured, the surface accepts paint well, allowing you to match vehicle colors for a professional finish.

Q: What packaging options work with standard application guns?

A: Our 300ml cartridges fit standard caulking guns, while 600ml sausages work with pneumatic application systems common in professional shops.

Q: Do you offer samples for testing?

A: Yes, we can provide samples for evaluation. Contact us with your specific requirements and shipping details.

Q: What if I experience quality issues?

A: We stand behind our products. If any quality issues occur within the shelf life, we offer refund or replacement to ensure your satisfaction.

Contact Us

Ready to experience professional-grade automotive sealing? Contact us today at dorashen@cnjiaobao.com for quotes, samples, or technical support about PU windshield auto glass sealan .

Customer reviews background image

Here are some reviews from our users:

November 16,2023

Enterprise Name

The sealant has very strong adhesion and performs well even on glass and aluminum. After curing, it remains flexible and shows no cracking. Perfect for our facade projects.

November 16,2023

Enterprise Name

Stable quality across batches. Our customers especially like the smooth application and consistent extrusion. It helps reduce installation time on site.

November 16,2023

Enterprise Name

I used it for bathroom sealing. Excellent waterproof performance and no mold issues so far. It's been holding up very well in humid conditions.

November 16,2023

Enterprise Name

The neutral silicone works well on sensitive materials without corrosion. Very suitable for industrial applications requiring stable performance.

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