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What primer for raw rubber?

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What primer for raw rubber?

When it comes to maintaining the longevity and appearance of your shoes, using the right raw rubber treatment is crucial. raw rubber primer is a specialized raw rubber treatment agent that offers excellent results without the need for roughening. In this guide, we will explore what raw rubber primer is, its technical specifications, and how to use it effectively.


What is raw rubber primer?


Our raw rubber primer is a raw rubber treatment agent designed to treat dark-colored rubber efficiently. It consists of two components:

  • R125A: A colorless transparent liquid.

  • B Powder: A white powder or granules.


Technical Specifications


Product ModelAppearanceDrying Time (55±5℃)Storage Period (5~35℃)
R125AColorless Transparent Liquid2–4 minutes6 months
B PowderWhite Powder or Granules2–4 minutes6 months


How to Use raw rubber primer


Step-by-Step Application Guide

  1. Mixing:

    • Add B powder to R125A at a ratio of 2-3%.

    • Ensure the mixture is completely dissolved and evenly mixed.

    • For optimal results, use the mixed solution within 4 hours.

  2. Surface Preparation:

    • Clean the surface of the shoe material thoroughly.

    • Use a brush or cotton cloth to apply the treatment agent evenly on the shoe surface.

  3. Drying:

    • Dry in an oven at 55±5℃ for 2-4 minutes before applying glue.

    • Ensure that glue application is even and thorough; avoid missing spots or accumulating excess glue.


Important Tips for Best Results


  • Avoid Metal Containers: Use only plastic or ceramic containers for storing and mixing the treatment agent.

  • Ensure Proper Ventilation: Work in a well-ventilated area when handling chemical products.

  • Follow Manufacturer Instructions: Always adhere to specific guidelines provided by the manufacturer for optimal results.

  • Test Before Bulk Use: Conduct a small test application before using it on a large scale to ensure compatibility and effectiveness.


By following these guidelines, you can ensure that your shoes remain durable, vibrant, and well-protected against wear and tear. Whether you're dealing with dark-colored rubber or other specific requirements, R125A/B provides an efficient solution for maintaining your footwear's appearance and longevity.

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