1. Producte acabatview
The SEM 45501 Black Rust Trap is a high-performance, moisture cross-linked urethane coating designed for the restoration and protection of ferrous metals. This advanced formula effectively seals existing rust and prevents new corrosion formation, providing a durable, hardened surface. It is suitable for various applications, offering fast coverage and versatile application methods.

Image 1.1: SEM 45501 Black Rust Trap, 1 Gallon can. This product works on rusted and bare sanded steel, providing a protective coating system for corrosion containment.
2. Informació i precaucions de seguretat
PERILL: FLAMMABLE LIQUID AND VAPOUR. HARMFUL OR FATAL IF SWALLOWED. VAPOUR HARMFUL. CAUSES SERIOUS EYE IRRITATION. CAUSES SKIN IRRITATION. MAY CAUSE ALLERGY OR ASTHMA SYMPTOMS OR BREATHING DIFFICULTIES IF INHALED. READ CAUTIONS ON BACK PANEL.
Always ensure adequate ventilation when using this product. Wear appropriate personal protective equipment (PPE), including safety glasses, chemical-resistant gloves, and a respirator suitable for organic vapors. Avoid contact with skin and eyes. Do not ingest. In case of contact, rinse immediately with plenty of water and seek medical attention. Keep out of reach of children and pets. Store in a cool, well-ventilated area away from ignition sources.
3. Característiques del producte
- Direct-to-Rust Application: Can be applied directly to rusted surfaces, eliminating the need for extensive rust removal.
- Prevenció de la corrosió: Seals existing rust and forms a barrier to prevent future corrosion.
- Acabat durador: Dries to a tough, hardened surface for long-lasting protection.
- Fast Coverage: Designed for efficient application and quick results.
- Aplicació versàtil: Can be applied using a brush, roller, or spray equipment.
- Moisture Cured Urethane: Utilizes premium moisture-cured urethane technology for superior performance.
- No Conversion Products Needed: Simplifies the preparation process.
- Wet-on-Wet Application: Allows for fast repairs and efficient layering.
- Conforme: Meets various regulatory standards for use.
- Topcoat Compatibility: Can be topcoated for enhanced UV resistance and desired finish.
- Aerosol Compatibility: Can be aerosolized with Custom Fill™ aerosols for specific applications.
4. Muntatge i preparació de la superfície
Proper surface preparation is crucial for optimal adhesion and performance of SEM 45501 Black Rust Trap.
4.1. Eines i materials necessaris
- SEM 45501 Black Rust Trap
- Wire brush or abrasive pad (for loose rust)
- Degreaser or surface cleaner
- Draps nets
- Applicator (brush, roller, or spray gun)
- Personal Protective Equipment (PPE): Safety glasses, chemical-resistant gloves, respirator
4.2. Surface Preparation Steps
- Netegeu la superfície: Remove all dirt, grease, oil, wax, and other contaminants from the surface using a suitable degreaser or cleaner. Rinse thoroughly and allow to dry completely.
- Remove Loose Rust: Use a wire brush, abrasive pad, or sandpaper (e.g., 80-120 grit) to remove any loose, flaky, or heavily corroded rust. The surface should be free of any material that is not firmly adhered.
- Bare Metal Preparation: For bare sanded steel, ensure the surface is clean and free of dust or oils.
- Emmascarament: Mask off any areas not intended for coating to prevent overspray or accidental application.
- Ventilació: Assegureu-vos que la zona de treball estigui ben ventilada.
5. Operating and Application Instructions
Follow these instructions for effective application of SEM 45501 Black Rust Trap.
5.1. Mixing Instructions
Stir the product thoroughly before use to ensure uniform consistency. Do not shake vigorously, as this can introduce air bubbles.
5.2. Mètodes d'aplicació
SEM 45501 Black Rust Trap can be applied by brush, roller, or spray.
5.2.1. Brush Application
- Use a high-quality natural bristle brush.
- Apply a thin, even coat, ensuring full coverage of the rusted or bare metal surface.
- Avoid over-brushing, which can lead to brush marks.
5.2.2. Roller Application
- Use a short-nap foam or mohair roller.
- Apply in thin, even coats.
- Ideal for larger, flat surfaces.
5.2.3. Spray Application (Professional Use Recommended)
- Consult product technical data sheet for specific spray gun settings (e.g., tip size, pressure).
- Ensure proper atomization and even coverage.
- Can be aerosolized with Custom Fill™ aerosols for small touch-ups or intricate areas.
5.3. Drying and Recoat Times
Drying times may vary depending on temperature, humidity, and film thickness. Refer to the product label or technical data sheet for specific recoat windows. Generally, apply subsequent coats within the recommended timeframe to ensure proper adhesion and finish. Avoid applying too thick of a coat, as this can lead to longer drying times and potential issues.
6. Manteniment i emmagatzematge
6.1. Post-Application Care
Once applied and fully cured, the SEM 45501 Black Rust Trap provides a durable, protective layer. Clean the coated surface with mild soap and water as needed. Avoid harsh abrasives or solvents that could damage the coating.
6.2. Emmagatzematge
Store the product in its original, tightly sealed container in a cool, dry, well-ventilated area, away from direct sunlight, heat sources, and open flames. Keep containers closed when not in use to prevent moisture contamination, which can cause the product to cure prematurely. The shelf life is typically indicated on the product packaging.
6.3. Cleanup
Clean tools and equipment immediately after use with an appropriate solvent (e.g., lacquer thinner or urethane reducer) before the product cures. Dispose of waste materials in accordance with local regulations.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Mala adherència | Improper surface preparation (grease, dirt, loose rust); surface not dry. | Ensure surface is thoroughly cleaned, degreased, and dry. Remove all loose rust. |
| Bubbling/Pinholes | Applying too thick; trapped moisture; shaking product vigorously. | Apply thin, even coats. Ensure surface is completely dry. Stir, do not shake. |
| Assecat lent | High humidity; low temperature; excessive film thickness. | Ensure proper ventilation and temperature. Apply thinner coats. |
| Acabat irregular | Improper application technique; inconsistent film thickness. | Maintain consistent application technique. Ensure even coverage. |
If you encounter issues not listed here, please refer to the product's technical data sheet or contact SEM customer support.
8. Especificacions del producte
- Nom del model: 45501
- Marca: SEM
- Color: Negre
- Tipus d'acabat: brillantor
- Mida: 1 galó (3.785 litres)
- Tipus de pintura: Urethane, Moisture Cured
- Recomanació de superfície: Metal (Ferrous metals, rusted or bare sanded steel)
- Ús interior/exterior: A l'aire lliure
- Resistència a l'aigua: Waterproof / Water Resistant
- Pes de l'article: Aproximadament 0.01 unces (Note: This weight appears to be a data entry error; actual weight for 1 gallon of paint is significantly higher.)
- Dimensions del producte: Approximately 13 x 6.75 x 7.88 inches (Packaging)
- UPC: 646786455018
- Data de primera disponibilitat: 19 de novembre de 2015
9. Garantia i Suport
For specific warranty information regarding the SEM 45501 Black Rust Trap, please refer to the official SEM website or contact SEM customer service directly. SEM stands behind the quality of its products, and any claims should be directed to their support channels.
SEM Customer Support:
- Visit the official SEM website for contact details and technical data sheets: www.semproducts.com
- Consult the product's Safety Data Sheet (SDS) for detailed safety information.





