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Würth

Würth 1C Ultimate Windscreen Adhesive

Würth 1C Ultimate Windscreen Adhesive

Key Features

  • All-season 1-component polyurethane adhesive - suitable for use between -10°C and 35°C.
  • 1-hour drive-away time with airbag vehicles (30 minutes without airbags) at ambient temperature - TüV crash-tested and certified to FMVSS208/212.
  • Meets OEM requirements for windscreen and body bonding in modern vehicles.
  • High-modulus, vehicle-strengthening adhesive - contributes to body rigidity.
  • Safe for aluminium, magnesium, and hybrid bodywork - prevents contact corrosion.
  • Non-conductive - suitable for vehicles with integrated aerials and driver assistance systems.
  • Odourless formulation for user comfort during application.
Size

24 in stock

£21.99 GBP
£21.99 GBP
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Description

Premium-Grade Windscreen Adhesive

Würth 1C Ultimate Windscreen Adhesive is a moisture-curing, high-modulus polyurethane adhesive developed for professional windscreen replacement and body glass bonding across all vehicle types. It provides excellent strength, durability, and safety compliance, making it the ideal solution for workshops and automotive repair specialists.

Certified Safety Performance

Crash-tested and certified by TÜV, the adhesive meets the stringent requirements of FMVSS208/212. It ensures safe and reliable installation, with a drive-away time of just 1 hour for vehicles with airbags and 30 minutes for vehicles without airbags, depending on ambient conditions.

Vehicle Manufacturer Standard Compliance

The adhesive is fully compliant with OEM standards, supporting use in vehicles with advanced driver assistance systems (ADAS) and integrated aerials. Its non-conductive formulation prevents signal interference while ensuring structural integrity.

Strong, Durable, and Corrosion-Resistant

Designed to provide high bond strength and tensile properties, the adhesive also prevents contact corrosion, making it particularly suitable for modern body constructions including aluminium, magnesium, and hybrid materials.

Easy to Apply in Any Season

With an application temperature range of +5 °C to +35 °C and skin formation in just 15 minutes, the adhesive offers reliable performance year-round. Its odourless formulation ensures a more comfortable working environment.

Technical Information

Specifications

Chemical Basis: Moisture-curing 1K polyurethane

Container Type: Cartridge

Contents: 310 ml

Colour: Black

Density: 1.27 g/cm³ (at 20 °C)

Product Weight: 441 g

Smell/Fragrance: Odourless

Shore A Hardness: 60

Breaking Elongation: 300%

Tensile Strength: 9 MPa

Tensile Shear Strength: 5.5 MPa

Skin Formation Time: 15 min

Open Time: Max. 15 min (23 °C / 50% RH)

Full Curing Speed: 4 mm/day

Processing Temperature: +5 °C to +35 °C

Temperature Resistance (Cured): –40 °C to +120 °C

Drive-Away Time (With Airbag): 1 h

Drive-Away Time (Without Airbag): 30 min

Flash Point (Min.): –

Shelf Life: 12 months (5–25 °C)

Documents

Application Instructions

  1. Work in a clean and controlled environment to prevent contamination.
  2. Use only with Würth system components for correct application and safe performance.
  3. Prepare bonding surfaces in line with manufacturer guidelines.
  4. Apply Würth Varioprimer to freshly painted surfaces and allow to fully cure before adhesive application.
  5. Apply adhesive bead following the OEM-recommended bead geometry.
  6. Install the windscreen promptly within the open time (max. 15 minutes at 23°C/50% RH).
  7. Observe drive-away times.
  8. Allow curing to progress at 4mm per day to full strength.

Safety and Usage Notes

  • Do not park the vehicle on a lifting platform during curing.
  • Observe bead geometry requirements set by the vehicle manufacturer.
  • Always wear protective gloves and eyewear during use.
  • Ensure adequate ventilaiton.
  • Shelf life: 12 months when stored between 5°C and 25°C.