Blog
04
2026
02
Best Practices for Storing Paint
Storing paint in the spray painting industry is not an easy task. Improper storage may cause paint to deteriorate, increase costs, and even lead to serious accidents such as workshop fires, resulting in significant economic losses. To address this, the QX spray painting room supplier has summarized several practical and standardized storage methods. Following these methods can make paint storage safer, simpler, and more efficient.
First, it is essential to understand the type of paint being used. Storing all paints together may pose safety risks, as different types of paint usually require different storage conditions.
Powder Coating
·Features
Powder coating is a solid coating that does not require solvents. It forms a hard, corrosion-resistant coating film through electrostatic spraying and has a high powder utilization rate.
·Storage Method
Powder coatings should be stored in a ventilated, dry environment with an indoor temperature below 30°C. They must not be left outdoors for long periods. Direct sunlight should be avoided, and the coatings should be kept away from water vapor and oil contamination. After use, they should be sealed and stored immediately.
Water-Based Coatings
·Features
Water-based coatings use water as the solvent and feature low odor, fast drying speed, and high operational safety. However, they are sensitive to temperature and humidity during application.
·Storage Method
After coating operations are completed, any remaining water-based coatings must be sealed to prevent water evaporation. The optimal storage temperature is 5–35°C. They should be kept away from water sources and ignition sources, and direct sunlight should be avoided. Long-term exposure to sunlight may cause the paint to decompose into other chemical substances, leading to mold growth and deterioration.
Solvent-Based Paint
·Features
Solvent-based paint uses organic solvents as the dispersion medium, providing good film quality, excellent wear resistance, and corrosion resistance. However, it has a strong odor and high VOC content and is widely used in various coating industries.
·Storage Method
The optimal storage temperature is 5–35°C. Solvent-based paint should be stored in a cool, dry, and well-ventilated area, away from water sources and high-temperature environments, to prevent solvent evaporation and material degradation.
Summary
Different types of paint have different storage requirements, but general storage principles include keeping containers sealed, maintaining appropriate temperatures, and keeping paints away from water sources and ignition sources. Proper storage helps extend the service life of paints and ensures consistent coating quality.
Why is it necessary to store paint correctly in the coating workshop?
Correct paint storage ensures workshop safety and reduces the risk of fire and explosion caused by paint evaporation or leakage.
Stable paint quality is essential for achieving high-quality coating results.
Standardized storage supports better production management, reduces misuse, and improves overall production efficiency.
Reducing paint deterioration and evaporation minimizes material waste, lowers operating costs, and supports sustainable workshop expansion and upgrading.
Perhaps you still have questions about paint coating. Please feel free to contact us at any time. Our coating experts can provide professional advice based on your actual needs and help you achieve effective transformation and upgrading.
Guangzhou Qiangxin Environmental Protection Electromechanical Equipment Co., Ltd.
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Best Practices for Storing Paint
2026-02-04
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