Powder coating for automotive trim

Introduction

Powder Coating for Automotive Trim is a high-performance decorative and protective coating system developed for exterior and interior automotive metal components. You gain access to a complete color range that can be matched directly to Pantone, RAL, or architectural color standards. The coating provides strong mechanical durability, stable color performance, and reliable resistance to UV exposure and corrosion. It is designed to meet the aesthetic and functional demands of modern automotive trim applications.

Application

You can apply this powder coating to various automotive trim components requiring both appearance quality and long-term durability:

• Automotive exterior decorative trims

• Roof rails and luggage racks

• Window frames and moldings

• Grilles and protective covers

• Interior decorative metal parts

Tested application products include:

• Aluminum roof rails

• Steel trim strips

• Exterior decorative brackets

• Automotive accessory housings

Parameters

Item	Description
Coating Type	Thermoset powder coating
Color Matching	Pantone / RAL / architectural color standards
Surface Effects	Sand texture, metallic, matte, high gloss
Film Thickness	60–90 µm
Adhesion	ISO 2409 / ASTM D3359, Class 0
Impact Resistance	ASTM D2794, 50 kg·cm, both direct and reverse impact
UV Resistance	ISO 11341 / ASTM G155, Xenon lamp 1000 hours
Salt Spray Resistance	ISO 9227, 1000 hours
Gloss Retention	>50% after 1000 hours Xenon exposure
Color Stability	Controlled color difference after weathering test
Application Method	Electrostatic powder spraying
Environmental Compliance	Solvent-free, RoHS-compliant

Features

• You can select from a complete and customizable color range matched to international standards

• You achieve strong adhesion and impact resistance suitable for automotive use

• You benefit from 1000-hour xenon lamp UV testing performance

• You gain corrosion resistance verified by 1000-hour salt spray testing

• You maintain stable gloss retention and controlled color difference after weathering

• You can customize special surface effects including sand texture, metallic, matte, and high gloss finishes

Case

An automotive accessories manufacturer required a durable metallic finish for aluminum roof rails exposed to continuous sunlight and road salt. By applying this Powder Coating for Automotive Trim, you achieve precise color matching to the vehicle brand standard, consistent surface texture, and verified resistance to UV exposure and corrosion. After extended environmental testing, the coated parts maintain gloss retention above 50% and show no structural coating failure, meeting automotive durability requirements.

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