Materials Testing Laboratory

GPI Laboratories, Inc. (GPI) is a nationally recognized testing and consulting firm specializing in corrosion protection and paint product evaluations. We provide a full range of physical and performance testing, accelerated weathering, and analytical characterizations for paints and coatings.

Laboratory Services

  • Coatings Performance Evaluations
  • Product Characterizations
  • Failure Investigations
  • Analytical Testing
  • Batch Quality Assurance

The staff in our testing laboratory have experience and expertise in the
testing and comparative evaluation of paints and coatings. Our commitment
to quality and our customer’s priorities provides superior performance
solutions for our clients.

GPI is an accredited testing laboratory.

Our scope of accreditation includes a wide range of the common tests to evaluate paint, coatings, and corrosion.

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Providing a full range of high quality independent testing services for the corrosion protection industry.

Services

COATINGS MATERIAL TESTING

ANALYTICAL LABORATORY TESTING

Quality Comes First

Performance Evaluations

Abrasion Resistance: Taber or falling sand
Adhesion: Pull-off, tape, knife
Flexibility
Impact Resistance
Hardness: Pencil, Durometer
Color (CIE Lab)
Specular Gloss: 60, 20, 85 degree
Scrubability / Washability
Coefficient of Friction
Atlas Cell Immersion
Chemical Resistance

Laboratory Investigation of Coating Failures

Microscope evaluations
Service Environment Simulation
FTIR analysis: ATR or KBr Pellets
Generic Resin Identification
Gas Chromatography

Accelerated Weathering Testing

Salt fog (ASTM B117)
Prohesion / Cyclic Salt Fog
Cyclic Weathering
UV/Condensation
Condensation and humidity
Water fog
Fresh/Seawater Immersion
Cathodic Disbondment: immersed or
attached cell

Physical Property Testing

Viscosity
Pot Life
Sag Resistance
Flash Point
Shelf Life
Fineness of Grind

Specialty Testing

Slip Coefficient / Creep Resistance
Gravelometer
FTIR Generic Coating Identification

Product Characterization

Weight / Gallon
Solids Content by Weight / Volume
Pigment Content
VOC
Lead / Heavy Metals Content
FTIR Fingerprints

Abrasive Testing

Lead Content
Water-Soluble Contaminants (Conductivity)
Oil Content
Particle Size Distribution
Moisture Content

Heavy Metal Analysis

Paint and Coatings
Soil
Abrasive
*Our A2LA accreditation does not meet the
environmental testing requirements of NELAP
or NLLAP

Test Panels

Steel, Aluminum, and Other Substrates
Abrasive Blasted, Steel or Mineral Abrasives
Hand / Power Tool Cleaned
Prepared to Customer Specifications

Paint Application

Airless Spray (single leg and plural
component heated options available)
Conventional Spray
Brush and Roller

Show Panels

Preparation of Coated Panels for Show
and Display

Our team offers demonstrated expertise in critical asset protection solutions