Powder coatings for automobile bodies MT-A500 series
We are a manufacturer based in China, specializing in high-quality Powder coatings for automobile bodies MT-A500 series for industrial clients worldwide. Technical support and custom formulation available.
Category：powder Coating | Brand：MT
Introduction
MT-A500 Series Powder Coatings for Automobile Bodies are weather-resistant pure polyester powder coatings designed for automotive body parts. The series features good leveling, UV resistance, salt spray resistance, and easy-to-clean surface properties. Product selection should be based on the substrate, service environment, and required coating performance.
Application
Suitable for coating compatible body parts of various vehicle models. Confirm substrate compatibility and the required curing conditions before application.
Coating Characteristics
Good Leveling
Helps produce a smooth, even coating surface.
Weather Resistance
Designed for UV and outdoor exposure resistance.
Easy-Clean Surface
Offers surface properties intended to facilitate cleaning.
Application Parameters
| Parameter | Recommended Value |
|---|---|
| Curing Conditions | 180–200°C for 10–15 minutes |
| Spraying Method | High-voltage electrostatic spraying |
| Spraying Voltage | 60–80 kV |
| Recommended Film Thickness | 60–150 μm |
Physical and Chemical Performance
| Test Item | Test Equipment / Conditions | Reported Result | Test Standard |
|---|---|---|---|
| Adhesion | Single-edge knife and adhesive tape | Grade 0 | GB/T 9286; ISO 2409; ASTM D3359 |
| Impact Resistance | Impact tester | 50 kg·cm (8 mm diameter); 2.5 Nm (16 mm diameter); result for 20 mm diameter not specified | GB/T 1732; ASTM D2794; ISO 6272 |
| Coating Hardness | Hardness tester | M–1H (original notation; confirmation required) | GB/T 6739; ASTM D3363 |
| Alkali Resistance | 0.1 N NaOH solution | After 48 hours: no blistering, peeling, rusting, or spots reported | GB/T 9274 |
| Acid Resistance | 0.1 N sulfuric acid solution | After 24 hours: coating does not become mushy (original result; confirmation required) | GB/T 9274 |
| Salt Spray Resistance | Neutral salt spray chamber (NSS) | ≥500 hours; rust and blistering criteria require confirmation | GB/T 1771; ASTM B117; ISO 7253 |
| Moisture and Heat Resistance | Constant-temperature and humidity chamber | ≥1000 hours; slight discoloration allowed, with no blistering, rusting, or peeling reported | GB/T 1740; ISO 6270 |
| Weather Resistance | QUV-B313 accelerated aging chamber | 500 hours; grade 3 reported (rating criterion requires confirmation) | GB/T 1865; ISO 11341 |
| Motor Oil Resistance | L-E10# motor oil | No visible surface change after 24-hour immersion reported | GB/T 1734 |
| Gasoline Resistance | 120# solvent oil | No visible surface change after 4-hour immersion reported | GB/T 1734 |
| Stone Impact Resistance | Stone impact tester | W3 | SAE J400 |
| Water Resistance | Steam and water exposure | After 20 cycles, surface roughening allowed; no blistering reported | GB/T 1733; ASTM D2247 |
Test conditions: 0.8 mm cold-rolled steel panels after degreasing and derusting, with a reported coating thickness of 60–80 μm. Results may vary with coating gloss and test conditions.
Environmental Requirements
The original product information states that the coating does not contain certain heavy metals and complies with RoHS 2 requirements. Please refer to the applicable declaration of conformity and supporting test documentation to confirm the substance restrictions and compliance status for the specific product.
Technical Support and Customization
We provide powder coating consultation and customized application recommendations based on customer requirements. Contact our team to discuss substrate compatibility, target performance, curing conditions, and product selection.
Disclaimer: The reported test results are based on laboratory testing and are provided for reference only. They do not constitute a guarantee of performance under all application conditions. Actual results may vary depending on the substrate, pretreatment, film thickness, curing conditions, and service environment.
Contact our team for MT-A500 Series Powder Coatings for Automobile Bodies. Share your application, target performance, and estimated order quantity to request product information, pricing, and sample availability.
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