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Use Autoshield GP Primer for: Enhancing adhesion of polyurethane adhesives to auto glass, ceramic-coated glass, plastics, and metals.
Autoshield GP Primer is a high-performance, solvent-based black primer designed to improve the adhesion of polyurethane adhesives on a wide range of substrates, particularly in automotive glass applications. This primer reacts with moisture to form a thin, durable layer that acts as a crucial link between the substrate and the adhesive, ensuring a strong and lasting bond. Its formulation is specifically tailored for use with Adheseal’s NP60 primerless polyurethane adhesive, providing excellent adhesion without the need for additional activation steps on many surfaces. The inclusion of UV detectable properties allows for easy in-process quality control, ensuring comprehensive coverage and consistent application.
Key Features of Autoshield GP Primer
- Enhanced Adhesion: Improves bond strength on a variety of substrates, including float glass, ceramic-coated glass, plastics, pre-coatings, painted surfaces, Ecoats, and metals.
- UV Detectable: Fluoresces under long-wave UV light, allowing for easy in-process quality control and ensuring complete coverage.
- Easy to Use: Simple application with a brush, felt, or foam applicator, making it accessible for professional users.
- Moisture Reactive: Forms a strong bond by reacting with moisture, creating a durable link between substrates and adhesives.
- Solvent-Based: Provides excellent wetting and penetration on various surfaces, ensuring optimal adhesion.
Technical Overview
Autoshield GP Primer is formulated to provide a reliable and durable bond in automotive glass applications. Its solvent-based polyurethane solution ensures excellent wetting and penetration on various surfaces, creating a strong foundation for adhesive application. The primer's ability to react with moisture forms a thin, robust layer that enhances the adhesive’s performance, particularly in challenging environmental conditions.
Chemical Properties: Solvent-based polyurethane solution that reacts with moisture to form a bonding layer.
Application Temperature Range: 5°C to 40°C (41°F to 104°F). Ideal application and surface temperature are between 15°C and 25°C (59°F and 77°F). Ensure surfaces are clean, dry, and free from contaminants before application.
Application Information
- Required Tools: Brush, felt, or foam applicator, UV light source (320-420 nm), cleaning solvents.
- Trade-Specific Tips: Shake the primer can thoroughly before use. Apply a thin, even coat. Reseal the container immediately after use to maintain product quality. Use UV light to verify coverage.
- Common Issues and Solutions: Gelling or increased viscosity indicates the primer should be discarded. Ensure proper resealing to prevent moisture contamination. For transparent substrates, ensure adequate UV protection.
Storage and Shelf Life
- Storage Requirements: Store in a sealed container in an upright position in a dry place at ≤ 25°C (77°F).
- Shelf Life Information: 1000 ml containers: 9 months; smaller packaging: 12 months. Dispose of 100 ml packs after two weeks of opening.
- Temperature Considerations: Avoid storing in extreme temperatures. Ensure proper resealing to prevent moisture contamination.
Certifications
- Complies with WorkSafe Australia standards (non-hazardous classification).
Frequently Asked Questions About Autoshield GP Primer
Q: How do I prepare the surface before applying Autoshield GP Primer?
A: Surfaces must be clean, dry, and free from grease, oil, dust, and contaminants. Pre-treatment processes like scuffing, cleaning, and activating may improve adhesion.
Q: How do I know if I've applied enough Autoshield GP Primer?
A: Autoshield GP Primer fluoresces under long-wave UV light (320-420 nm), allowing you to visually inspect the coverage. Ensure a thin, even coat is applied.
Q: Can I use Autoshield GP Primer on plastics?
A: Yes, Autoshield GP Primer is suitable for use on plastics. However, always perform tests on original substrates to ensure compatibility and prevent stress cracking.
Q: What should I do if the primer starts to gel or thicken?
A: If gelling, separation, or a significant increase in viscosity is noted, discard the primer immediately. Do not dilute or mix it with other substances.
Q: How long can I keep an opened container of Autoshield GP Primer?
A: Dispose of the product one month after opening if used frequently, or after two months if used infrequently. 100 ml packs should be disposed of after two weeks.
Q: What temperature range is ideal for applying Autoshield GP Primer?
A: The ideal application and surface temperature are between 15°C and 25°C (59°F and 77°F). However, the primer can be used between 5°C and 40°C (41°F and 104°F).
Q: Is Autoshield GP Primer compatible with all polyurethane adhesives?
A: Autoshield GP Primer is specifically formulated for use with Adheseal’s Autoshield NP60 primerless polyurethane adhesive. Compatibility with other adhesives should be tested.
Use Autoshield GP Primer for:
- Preparing auto glass for bonding with polyurethane adhesives.
- Enhancing adhesion on ceramic-coated glass in automotive applications.
- Improving bond strength on plastics used in vehicle construction.
- Preparing painted surfaces for adhesive application in automotive repairs.
- Enhancing adhesion on e-coated metal surfaces in automotive manufacturing.
- General priming of metal surfaces for adhesive bonding in automotive applications.
Why Use Autoshield GP Primer:
- Enhanced Adhesion: Ensures a strong and durable bond between auto glass and polyurethane adhesives, preventing leaks and structural failures.
- UV Detectability: Allows for easy quality control, ensuring complete and consistent coverage, reducing the risk of application errors.
- Ease of Use: Simple application with standard tools, making it efficient and user-friendly for professional installers, saving time and labor.
- Moisture Reactivity: Forms a robust bonding layer under various environmental conditions, ensuring reliable performance in diverse climates.
- Compatibility: Specifically formulated for use with Adheseal's Autoshield 1-FC, ensuring optimal performance and reliable results.
- Professional Results: Provides a reliable and consistent priming layer, leading to high-quality automotive glass installations and repairs.
How to apply Autoshield GP Primer:
- Surface Preparation: Ensure surfaces are clean, dry, and free from grease, oil, dust, and contaminants.
- Shaking: Shake the Adheseal GP Primer can thoroughly until the mixing ball rattles freely, then continue shaking for another minute.
- Application: Apply a thin, covering coat with a brush, felt, or foam applicator.
- Temperature: Ideal application and surface temperature are between 15°C and 25°C (59°F and 77°F).
- Single Application: Apply only once, ensuring adequate coverage.
- Resealing: Tightly reseal the container immediately after each use.
- UV Inspection: Use a light source with a wavelength of 320 to 420 nm to verify coverage.
Autoshield GP Primer limitations:
- If used below 5°C (41°F), further testing under expected conditions is mandatory.
- Dispose of the product one month after opening if used frequently, or after two months if used infrequently. 100 ml packs should be disposed of after two weeks.
- If gelling, separation, or a significant increase in viscosity is noted, discard the primer immediately.
- Never dilute or mix this product with any other substances.
- If used on transparent or translucent substrates, ensure adequate UV protection.
Safety precautions when using Autoshield GP Primer:
- Personal Protective Equipment: Wear gloves and safety glasses. A respirator may be needed in poorly ventilated areas.
- Ventilation: Ensure adequate ventilation during application.
- Handling: Wash hands thoroughly after use. Avoid skin and eye contact.
- Storage: Store in a sealed container in an upright position in a dry place at ≤ 25°C (77°F).
- Flammability: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
Autoshield GP Primer can be used on the following substrates:
- Float Glass: Enhances adhesion for automotive glass installations.
- Ceramic-Coated Glass: Provides a strong bond on ceramic-coated surfaces.
- Plastics: Improves adhesion on various plastic substrates.
- Pre-Coatings: Enhances bonding to existing pre-coated surfaces.
- Painted Surfaces: Creates a reliable bond on painted automotive surfaces.
- Ecoats: Improves adhesion on e-coated metal surfaces.
- Metals: Provides a strong bond on metal substrates.
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