Our Products

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

Filter Product

KRK Air-Permeability Tester with Automatic Counter

Measure Air-permeability of Sheets (Air-Leak)

KRK Applicator Bar

Application Bar to Apply a Specifc Thickness of Coating Over a Glass Plate

KRK Applicator Bar (Variable)

Application Bar to Apply a Various Thicknesses of Coating

KRK Autoclave Chamber Inversion Device

Autoclave for Cooking Wood Chips

KRK Automatic Coater Applicator

Apply Coating Material on a Substrate at a Precise Speed and Thickness

KRK Automatic Micrometer

Measure Sheet Thickness

KRK Automatic Micrometer (Light Load)

Measure Sheet Thickness

KRK Automatic Micrometer (Paper-Feeder)

Measure Strip Thickness

KRK Bauer-McNett Pulp Classifier (4-Tank)

Classify Pulp Fiber Lengths and Weigh each Fraction (4-tank and 5-tank models)

KRK Bekk Impact Tensile Tester

Determine the Rupture Stress by Rapid Tensioning

KRK Bekk Smoothness Tester (HK Model)

Measure Surface Roughness on Sheets (Air-Leak)

KRK Bekk Smoothness Tester (HS Model)

Measure Surface Roughness on Sheets (Air-Leak)

KRK Bending Stiffness Tester

Measure Bending Resistance as a Measure of Stiffness

KRK Blister-pack Tester

Create Blister-packs in the Laboratory to Test Packaging Properties

KRK Bristow Tester

Measure the Liquid Penetration Behavior of Paper and Board

KRK Bristow Tester (Pressurized)

Measure the Liquid Penetration Behavior of Paper and Board

KRK Burst Strength Tester (High Pressure)

Determine Burst Strength

KRK Burst Strength Tester (Low Pressure)

Determine Burst Strength

KRK Canadian Standard Freeness Tester

Perform Canadian Standard Freeness Test (Metal Drainage Container)

KRK Canadian Standard Freeness Tester (Improved)

Perform Canadian Standard Freeness Test (Plastic Drainage Container)

KRK Cast Coater

Create High-Gloss Paper (80 to 90%)

KRK Centrifugal Pulp Dehydrator (Stationary Type)

Dehydrate Pulp with Centrifugal Force

KRK Centrifugal Separator for Measurement of the WRV of Pulp

Obtain the Water Retention Value (WRV) of Pulp

KRK Chip Classifier

Classify Wood Chips into Different Sizes

KRK Circular Sample Cutter

Cut a Precise Circular Sample

Need help choosing the right instrument?

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