Epoxy Rust Primer

 

 

Excellent corrosion resistance.

 

 

Can be used as a general steel structure protective epoxy general rust prevention primer.

Technical Parameter
Base material type / pigment type	Epoxy resin / antirust pigment
Colour	Light gray, iron red, yellow, white
Density	About 1.42 kg/L
Thickness Of Wet Film	74 micron
Thickness Of Dry Film	40 Microns
Theoretical Coating Rate	13 ㎡ / L, calculated as a dry film thickness of 40 microns
Flashing Point	25℃
Drying Time	Table dry for 1 hour, finger touch dry for 3 hours (23℃)
Mixed Density	About 1.32 kg/L
Volume Solid Part	54±1%
Job Practice	Brush coating, conventional spraying, airless spraying
Orifice	Airless spraying: 0.43-0.48mm; air spraying: 1.2-1.5mm
Outlet Pressure	Airless spraying: 15MPa; air spraying: 3-5MPa
Ambient Temperature	Minimum 5℃
The Substrate Temperature	3℃ above
Packing Specifications	25kg / barrel
Lay In	Products must be stored according to state regulations. It should be kept in a cool and well-ventilated place to avoid excessive temperature. The container must be firmly sealed
Expiration Date	a year

 

Surface treatment: before construction without grease, dust, soda and other impurities. In order to ensure the appearance of the paint film, the primer should be smooth and smooth, without dry spray, orange peel and other surface defects.

Construction: pneumatic spraying, brushing or conventional spraying

Safety measures: Warning: irritation to the eyes and skin, steam may cause respiratory allergy in sensitive people. May cause allergic skin reactions. Avoid inhalation of vapor. Do not touch the eyes or skin. Ears, eyes, and skin should have protective equipment. To avoid potential breathing to irritation, a suitable respirator is recommended. Wash your skin thoroughly after use. Clothes should be worn after washing.

First aid: If you accidentally contact your eyes, rinse with water for at least 15 minutes and seek medical advice immediately

Note that this document is not a formal technical document, the information listed is reliable, and each value provided is calculated from the formulation of the product as theoretical data. Because the use conditions are not controlled by the manufacturer, the information here is not guaranteed. The product is only used for professional use... If any questions, please contact the superior sales staff.

 

Will epoxy stick to rusted metal?

Yes, epoxy primers are designed to adhere well to rusted metal surfaces, and they are often used as a solution for preventing further corrosion. In fact, epoxy primers are known for their excellent adhesion to various metals, including those with rust. However, successful adhesion depends on proper surface preparation. Here are the general steps for applying epoxy primer to rusted metal:

Remove Loose Rust and Debris:

Use a wire brush, sandpaper, or a mechanical tool to remove loose rust, scale, and any other debris from the metal surface. This step is crucial to create a clean and properly prepared surface for the primer.
Clean the Surface:

Thoroughly clean the metal surface to remove dirt, grease, and contaminants. Use a degreaser or a suitable cleaning solution to ensure the surface is free from any substances that could hinder adhesion.
Apply Rust Converter (Optional):

If there is remaining rust after cleaning, you may choose to apply a rust converter. Rust converters chemically convert rust into a more stable compound, helping to prevent further corrosion. Follow the instructions provided by the rust converter product.
Sand or Abrade the Surface (Optional):

While epoxy primers can adhere well to slightly rough surfaces, it may be beneficial to lightly sand or abrade the metal to enhance adhesion. This step is especially relevant if the surface is smooth after rust removal.
Apply Epoxy Primer:

Once the surface is properly prepared, apply the epoxy primer according to the manufacturer's instructions. Use a brush, roller, or spray application, depending on the product and your preference.
Allow Sufficient Drying Time:

Allow the epoxy primer to dry thoroughly according to the manufacturer's recommended drying time. This time can vary based on the specific product.
The epoxy primer will create a protective barrier on the metal surface, inhibiting further rusting and providing a suitable base for subsequent paint or coating layers.

Always follow the manufacturer's guidelines for the specific epoxy primer you are using. Additionally, consider the environmental conditions, such as temperature and humidity, as they can impact the drying and curing times of the primer. Proper surface preparation is key to achieving optimal adhesion and the long-term effectiveness of the epoxy primer on rusted metal surfaces.

 

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