Our Products

Both laboratory and on-machine analyzers.
OpTest offers more than 185 test instruments.

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Gurley Cobb Size Tester

Measure the Water Absorptiveness of a Single Side of Paper and Board

Gurley Cobb Size Tester (Improved)

Measure the Water Absorptiveness of a Single Side of Paper and Board

Gurley Standard Densometer (Type B)

Measure Air-permeability of Sheets (Air-Leak)

Gurley Stiffness Tester (Automatic)

Automatic Measurement of Bending Resistance as a Measure of Stiffness

Gurley Stiffness Tester (Motorized)

Measure Bending Resistance as a Measure of Stiffness

Gurley-Hill SPS Tester

Measure Air-permeability, Smoothness, and Flexibility of Sheets (Air-Leak)

Handle-O Meter

Measure the Handle (Touch) of Various Materials

Heat Seal Tester

Test the Heat Seal on Plastic Films and Laminated Materials

High Speed Coater with Dryer

Determine Coating Quality and Migration on the Sheet During Drying

High Speed Dispersing Machine

Preparation of Coating Materials such as Sizing, Inks, Paints, and Adhesives

High-consistency Disintegrator

Excellent for Disintegrating Recycled Paper and Board

Horizontal Tensile Tester

Determine Tensile (Strength/Energy/Stiffness), Elongation and Breaking Length

Horizontal Type Rotating Autoclave

Autoclave for Cooking Wood Chips

Horizontal Type Rotating Autoclave (Programmable)

Autoclave for Cooking Wood Chips

Ink Drying Tester

Drying Property of Letterpress or Lithography Ink is Evaluated

Ink Kneader for Universal Printability Tester

Automatic Ink Kneader for the Universal Printability Tester

Ink Pipette

Sample a Small Amount of Printing Ink to be Fed to the Ink Kneader

Inking Device

Ink Kneader for IGT Testing Method

Internal Bond Tester (Digital)

Measure Internal Bond Strength, Delamination Resistance, and Film Adhesion

ISO Friction Coefficient Tester

Measure the Coefficient of Friction on a Paper Surface

JIS Printability Tester (Single and 2-Color)

Mono or Two-Color Printability Tester

Klemm Tester

Measure the Absorptiveness of Liquids such as Water, Ink, Oil

KRK 2500 Series Refiner Plates

Refining Plates for the KRK 2500 Series Refiners

KRK Absorptometer

Measure the Liquid Penetration Behavior of Paper and Board

KRK Continuous High-consistency Refiner

Laboratory Refiner for Natural and Synthetic Fibers to Simulate Production Refining

Need help choosing the right instrument?

Contact our team to discuss your testing requirements and find the best solution.