UV Coating Testing

Applicable products:UV curable coating systems such as UV varnish, UV color paint, UV water-based coating, UV plastic paint, UV wood paint, UV metal paint, UV glass coating, UV vacuum electroplating coating, UV gloss coating, UV wear-resistant coating, etc.

Applicable substrate:Plastic (ABS, PC, PMMA, PS), wood, metal, paper, leather, glass, electronic product casings, plastic parts, furniture, packaging materials, etc.

Applicable scenarios:Raw material inspection, construction adaptability, factory inspection, type testing, environmental and safety assessment, wear resistance, scratch resistance, weather resistance verification, quality arbitration.

(1) Original paint and construction performance
Appearance, color, fineness, viscosity, solid content, density, flash point
Storage stability, workability, leveling, and shelf life
Curing conditions: UV energy, light intensity, surface dry/dry time
(2) Physical and mechanical properties of paint film
Appearance, gloss, color difference, clarity, and dry film thickness of paint film
Pencil hardness and adhesion (grid cut/pull off method)
Impact resistance, flexibility, and cupping performance
Wear resistance, scratch resistance, scratch resistance
(3) UV curing special performance
Curing degree, double bond conversion rate
Surface dryness, finger touch dryness, no stickiness
Yellowing and gloss retention rate after curing
(4) Environmental and medium resistance performance
Water resistance, ethanol resistance, detergent resistance, sweat resistance, solvent resistance
Moisture and heat resistance, high and low temperature cycling resistance
Resistant to light aging, QUV ultraviolet aging, xenon lamp aging
Resistant to salt spray and chemical media
(5) Environmental Protection and Safety Performance
VOC content and odor
Residual monomers and photo initiator migration
Heavy metals, polycyclic aromatic hydrocarbons RoHS