Testing Products

Polymer-modified Cement Waterproofing Coating

Water-emulsified Asphalt Waterproofing Coating

Polymer Emulsion Waterproofing Coating for Construction

Waterproofing Coating for Roads and Bridges

Waterproof Membrane for Use Under Ceramic Tile Adhesive

Acrylic High Elastic Waterproofing Coating for Metal Roofs

Polyurethane Waterproofing Coating

Spray Polyurea Waterproofing Coating

Polymethyl Methacrylate (PMMA) Waterproofing Coating

Single-component Polyurea Waterproofing Coating

Non-curable Rubberized Asphalt Waterproofing Coating

Hot-melt Rubberized Asphalt Waterproofing Coating

Testing Items

Appearance, Coating Film Appearance

Tensile Strength

Elongation at Break

Low Temperature Flexibility

Bond Strength

Water Impermeability / Resistance to Water Penetration

Solid Content

Impermeability (Mortar / Concrete)

Self-sealing Property (Autogenicity)

Heat Resistance

Surface Drying Time

Hard Drying Time

Freeze-thaw Resistance

Drying Time (General)

Tensile Strength Retention after Treatment

Elongation Retention after Treatment

Elongation at Break at Low Temperature

Tear Strength

Water Resistance

Bond Strength on Damp Substrate

Heat, Acid, Alkali, Salt Treatment

Artificial Weathering (Xenon Arc / Other)

Reaction to Fire / Fire Performance

Water Absorption

Shear Strength at 50°C

Bond Strength at 50°C

Water Penetration Resistance after Hot Rolling

Joint/Patch Deformability

Crack Bridging Ability

Stain Resistance

Solar Reflectance (Initial/Aged)

Hemispherical Emittance

Leveling Property

Hardness (Shore A / M)

Abrasion Resistance

Impact Resistance

Low Temperature Bendability (Fold test)

Heating Shrinkage / Expansion Rate

Aging under Tensile Set (Elongation retention)

Fluorescent UV (Climate) Aging

Crack Bridging Ability (duplicate)

Blistering Resistance of Thick Coating

180° Peel Bond Strength

Sag Resistance (Anti-sagging)

Appearance of Primer/Substrate Treatment Agent

Bond Strength of Primer/Substrate Treatment Agent

Extensibility / Elasticity

Self-healing Capability

Oil Exudation (Plasticizer migration)

Stress Relaxation

Resistance to Water Runoff / Cross-leakage (Sealant)

Slip Resistance (Shear resistance) of Composite with Membrane/Sheet

Soluble Heavy Metals

Phenol

Anthracene

Volatile Organic Compounds (VOC)

Naphthalene

Benzene

Sum of Benzene, Toluene, Ethylbenzene, and Xylene

Ammonia (NH₃)

Free Toluene Diisocyanate (TDI)

Total Lead Content

Testing Standards

Water-based Waterproofing Coatings

Polymer-modified cement waterproofing coating, water-emulsified asphalt waterproofing coating, polymer emulsion waterproofing coating for construction, waterproofing coating for roads and bridges (PB type / JS type), waterproof membrane for use under ceramic tile adhesive, acrylic high elastic waterproofing coating for metal roofs, etc.

GB/T 23445, JC/T 408, JC/T 864, JC/T 975, JC/T 2415, JG/T 375

Reactive Waterproofing Coatings

Polyurethane waterproofing coating, spray polyurea waterproofing coating, waterproofing coating for roads and bridges (PU type), PMMA waterproofing coating, waterproof membrane for use under ceramic tile adhesive (RM type), etc.

GB/T 19250, GB/T 23446, JC/T 975, JC/T 2251, JC/T 2415

Hot-melt Waterproofing Coatings

Non-curable rubberized asphalt waterproofing coating, hot-melt rubberized asphalt waterproofing coating

JC/T 2428, JC/T 2678

General Test Methods

Test methods for building waterproofing coatings

GB/T 16777

Service Advantages

Deeply engaged in the waterproofing coating testing industry for over 20 years, with an experienced team of experts.

Lead drafter of numerous product standards and test method standards for waterproofing coatings, such as GB/T 19250, JC/T 408, GB/T 16777, etc.