Epoxy Resin Coating Testing

Applicable products:two component epoxy coating, epoxy zinc rich primer, epoxy cloud iron intermediate paint, epoxy anti-corrosion paint, epoxy floor paint, epoxy topcoat, water-based epoxy coating, solvent-free epoxy coating, epoxy glass flake coating, epoxy insulation coating, epoxy high temperature resistant coating.

Applicable substrate:steel, concrete, pipelines, ships, bridges, storage tanks, flooring, mechanical equipment, electrical equipment, etc.

Applicable scenarios:raw material acceptance, production process control, factory inspection, type testing, engineering acceptance, anti-corrosion/wear-resistant/insulation verification, environmental protection and safety judgment, quality arbitration.

(1) Original paint and construction performance
Appearance, color, fineness, viscosity, density, flash point, non-volatile matter content
Applicable period, storage stability, workability, leveling, covering power
Table drying time, actual drying time, curing time, recoating ability, interlayer compatibility
(2) Physical and mechanical properties of paint film
Appearance, gloss, and dry film thickness of paint film
Pencil hardness and adhesion (cross cut method, pull open method)
Impact resistance, flexibility, wear resistance, scratch resistance, cupping performance
(3) Corrosion and medium resistance performance (epoxy core)
Water resistance, salt water resistance, oil resistance, solvent resistance, acid resistance, alkali resistance, moisture and heat resistance
Salt spray resistance (neutral salt spray, copper accelerated salt spray)
Rust prevention performance, chemical resistance, mold resistance, hydrolysis resistance
(4) Special functional performance
Floor: compressive strength, flexural strength, wear resistance
Anti corrosion: resistant to cathodic stripping and medium immersion
Insulation: Volume resistivity, dielectric strength
High temperature resistance and resistance to cold and hot cycles
(5) Environmental Protection and Safety Performance
VOC content, benzene derivatives, free formaldehyde
Heavy metals: lead, cadmium, mercury, hexavalent chromium
Free epichlorohydrin, free epoxy resin monomer
Food contact migration amount (if applicable)