Our Products

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

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KRK Clark Stiffness Tester (Automatic)

Automatic Measurement of Sheet Stiffness

KRK Clark Stiffness Tester (Motorized)

Measure Sheet Stiffness

KRK Column Compressor for ECT

Measure the Vertical Compression Strength of a Corrugated Board Sheet

KRK Compact Chip Classifier

Classify Wood Chips into Different Sizes

KRK Compound Printability Tester

Universal Printability Tester Capable of Simulating Various Commercial Print Methods

KRK Continuous High-consistency Refiner

Laboratory Refiner for Natural and Synthetic Fibers to Simulate Production Refining

KRK Crush Tester (Simplified)

Measure the Compressive Strength

KRK Cutter for ECT Specimens

Prepare a Sample for Edge Crush Testing (ECT)

KRK Delamination Resistance Test Jig

Measure Internal Bonding Resistance Using Tensile Tester

KRK Double-Blade Cutter for Elmendorf Tearing Test

Prepare a Sample for Elmendorf Tearing Test

KRK Dry Pulp Defibrator

Refine Dry Pulp and Achieve High Fiberization

KRK Dryer for Universal Printability Tester

Test Drying or Blistering Behavior of Universal Printability Samples

KRK Drying Attachment for Gravure Printability Tester

Drying Attachment for Gravure Printability Tester

KRK Electronic Ink-O Meter

Measure Viscosity and Misting of Ink on the Printing Press (Ink Tack)

KRK Elmendorf Tearing Tester

Measure Resistance to Tearing

KRK Elmendorf Tearing Tester (Digital Display)

Measure Resistance to Tearing (Digital Display)

KRK Fenchel Expansion Meter

Measure the Expansion of Paper and Board in Water

KRK Flat Screen

Separate Knots from Pulp

KRK Flat Screen (Large Size Screen)

Separate Knots from Pulp

KRK Flexible Trailing Blade Coater

Apply Coating Material on Paper and Board at a Precise Thickness

KRK Flexible Trailing Blade Coater (Motorized)

Apply Coating Material on Paper and Board at a Precise Thickness

KRK Flexographic Printability Tester

Laboratory Flexographic Printability Tester to Simulate Commercial Press Printing

KRK Flute Tester (Horizontal Roll)

Create Fluted Strips for Corrugated Medium Testing (CMT)

KRK Flute Tester (Vertical Roll)

Create Fluted Strips for Medium Testing

KRK Friction Coefficient Measuring Instrument

Determine the Friction Coefficient of the Surface of Paper and Board

Need help choosing the right instrument?

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