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Powder Coatings for High-Temperature Use

OEM  OEM Services Provided
Feature Good stability
Classification Paint Additives
Advantage  Professional, Fast Delivery, Customizable
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Features:

Suitable for use at high temperatures up to 400 °C;

Great adhesion and mechanical properties;

Chemical and weather resistance

High-Temperature Powder Coatings: Technical Overview

High-temperature powder coatings are specially formulated to withstand extreme heat while maintaining appearance and protection. Below is a structured technical summary:

1. Key Characteristics

PropertySpecification
Temperature Resistance200-600°C (392-1112°F) continuous exposure
Resin SystemsSilicone-modified polyester, epoxy-silicone
Curing Conditions180-250°C (356-482°F) for 10-20 minutes
Typical Thickness50-120 μm
Color StabilityMinimal yellowing at high temperatures

2. Comparison with Standard Powder Coatings

FeatureHigh-Temp CoatingStandard Coating
Max Service Temp600°C (1112°F)150°C (302°F)
Thermal CyclingExcellent resistancePoor performance
Chemical ResistanceMaintains at high tempsDegrades rapidly
Cost2-3x higherEconomical

3. Common Resin Systems

Resin TypeMax Temp ResistanceKey Properties
Silicone-Polyester300°C (572°F)Good color retention
Epoxy-Silicone400°C (752°F)Superior adhesion
Inorganic Silicone600°C (1112°F)Best heat resistance

4. Typical Applications

IndustryComponent Examples
AutomotiveExhaust systems, engine parts
IndustrialOvens, furnaces, heat exchangers
AppliancesBBQ grills, heating elements
EnergyPower plant components

5. Formulation Considerations

ComponentFunctionContent Range (wt%)
High-temp resinBase material60-80%
Ceramic pigmentsHeat-stable color5-15%
Silica fillersThermal insulation10-20%
Anti-oxidantsPrevent degradation1-3%

6. Performance Challenges & Solutions

ChallengeSolution
Color FadingUse inorganic pigments
Adhesion LossOptimize surface pretreatment
Cost ManagementBalance resin/filler ratio

Conclusion

High-temperature powder coatings provide critical protection for components exposed to extreme heat. While more expensive than standard coatings, their durability and performance justify use in automotive, industrial, and energy applications.

Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.

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