Our Products

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

Filter Product

KRK Klemm Tester

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

KRK Laboratory Floatator (5L)

Laboratory Floatator for De-inking of Recycled Materials (5L)

KRK Large Size Centrifugal Pulp Dehydrator (Suspended on Three Legs)

Dehydrate Pulp with Centrifugal Force

KRK Large Size Pulp Disintegrator (10L or 30L)

Large Scale Disintegration of Pulp

KRK Large Size Pulper

Laboratory Pulper to Simulate Prodcution Pulping (3 to 15 kg Samples)

KRK Large Size Sheet Former (400mm Square)

Square Pulp Hand-sheet Former (400mm)

KRK Light Load Type Tearing Tester

Measure Resistance to Tearing (Light Load)

KRK Load Type Tearing Tester (Elmendorf Alternative)

Measure Resistance to Tearing (Elmendorf Alternative)

KRK Maron Mechanical Stability Tester (Stepless Speed Change)

Measure Mechanical Stability of Synthetic Rubber Latex

KRK Mechanochemical Pupling Machine

De-ink and Pulp Recycled Paper Using the Mechanochemical Method

KRK MIT Folding Endurance Tester (Improved)

Determine the Resistance to Folding of a Sheet of Paper

KRK Niagara Beater

Provides Uniform Beating Pressure

KRK Oken Type Autoclave

Autoclave for the Preparation of Kraft Pulp

KRK Oken Type Smoothness and Air-permeability Tester (Digital)

Measure Surface Roughness and Air-permeability of Sheets (Air-Leak)

KRK Oken Type Smoothness and Air-permeability Tester (Water Column)

Measure Surface Roughness and Air-permeability of Sheets (Air-Leak)

KRK Oriented Sheet Former (Experimental)

Alternative Method for Pulp Hand-sheet Forming

KRK Parallel-plate Viscometer (Spread Meter)

Measure Fluidity of Lithography and Printing Inks

KRK Peeling Resistance Test Jig

Measure Bond Strength of Adhesive Paper and Tape Using Universal Tester

KRK PFI Mill (Automatic Type)

An AutomaticBeater Featuring High Reproducibility

KRK Pitch Tester

Measures the Resin Content in Pulp

KRK Ply Adhesion Tester

Measure Ply Adhesion of Combination Board (Multi-Ply Paperboard)

KRK Ply Separation Strength Tester for KRK-2021

Measure Ply Separation Strength of Paperboard

KRK Pneumatic Type Standard Sheet Former

Standard Pulp Hand-sheet Former

KRK PPS Tester (Print-surf Tester)

Measure Surface Roughness on Sheets (Air-Leak)

KRK Pressurized 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.