Our Products

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

Filter Product

fiber-quality-analyzer-360-fqa-360

FQA-360

Fiber Quality Analyzer to Measure the Morphology of Fibers

Hi-Op PPF (Hi-Op Paperboard PerFect Formation Analyzer)

Measure Formation of High Opacity Sheets and Strips

Lint Tester

Measure and Characterize Lint or Other Offset Blanket Debris

LSI-A4-Dirt (Large Sheet In-speck-tor-A4 Dirt)

Measure Visible Dirt on Sheets

LSI-A4-Holes (Large Sheet In-speck-tor-A4 Holes)

Measure Visible Holes in Tissue and Paper Sheets

Micro-Scanner

Measure Formation, Dirt, and Solid Print Uniformity of Sheets and Strips

ODI (On-machine Dirt In-speck-tor)

On-Machine Measurement of Visible Dirt

OMA (OpTest Mottle Analyzer)

Measure Solid Print and Coating Uniformity on Sheets

OpTiBlend

Estimate the Mass Ratio of Pulp Species in an Unknown Blend

OpTiMaq (OpTiMaq Creases & Macro-fold Detection in Tissue)

Detect Creases and Macro-Folds in Tissue Sheet

OpTiPro (OpTiPro Pattern Recognition)

Analyze Periodic and Quasi-Periodic Patterns in Formed Sheets
optisurf

OpTiSurf

Measure Surface Roughness on Sheets and Strips (Optical)

PBRA (Pulp Brightness Reversion Apparatus)

Pulp Brightness Reversion Apparatus

PPF (Paper PerFect Formation Analyzer)

Measure Formation of Sheets and Strips

Watermark Quality Analysis

Measure the Sharpness and Intensity of a Watermark

Agitation Device for Bathroom Tissue

Measure Time Required to Desintegrate a Tissue Sample

Bendtsen Type Tester (Air Permeability and Roughness)

Measure Air Permeability and Surface Roughness According to Bendtsen Method

Centrifugal Separator for Measurement of the WRV of Pulp

Obtain the Water Retention Value (WRV) of Pulp

Cobb Size Tester

Measure Water Absorbancy of Paper or Board (Standard or Automatic Clamping Jaw)

Compact Laboratory Pulper

Laboratory Scale Defibration of Dry Pulp Samples

Edge Crush Test Cutter (ECT - Billerud Type)

Pneumatic Cutter of Corrugated Board Samples for ECT

Edge Crush Test Saw (ECT - Billerud Type)

Saw Corrugated Board Samples for ECT (up to 20 mm thickness)

Flat Crush Test Cutter (FCT 100 cm²)

Cut Corrugated Board Samples for FCT Test and Grammage (50 or 100 cm² circular)

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 Klemm Tester

Code:
SKU:KRK-2076

 This tester is designed to offer easy measurement of absorptiveness of liquids…

Region:
US/CAN

KRK Laboratory Floatator (5L)

Code:
SKU:KRK-2583

This floatator is needed in the deinking process as well as a high-concentration…

Region:
US/CAN

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

Code:
SKU:KRK-2537

 This machine rapidly dehydrates pulp slurry. Unique suspended design…

Region:
US/CAN

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

Code:
SKU:KRK-2531

This machine is used in the same manner as the standard pulp disintegrator…

Region:
US/CAN

KRK Large Size Pulper

Code:
SKU:KRK-2534

This is a small type simulating the pulper used in the paper mill. It rapidly…

Region:
US/CAN

KRK Large Size Sheet Former (400mm Square)

Code:
SKU:KRK-2553

The standard square sheet machine has been widely used. Its capability…

Region:
US/CAN

KRK Light Load Type Tearing Tester

Code:
SKU:KRK-2037

This machine was developed with KRK’s own technology to test the tear…

Region:
US/CAN

KRK Load Type Tearing Tester (Elmendorf Alternative)

Code:
SKU:KRK-2036

This machine finds uses in testing the tear strength of corrugated board…

Region:
US/CAN

KRK Maron Mechanical Stability Tester (Stepless Speed Change)

Code:
SKU:KRK-2312-II

This tester incorporates a servo motor that enables stepless speed change…

Region:
US/CAN

KRK Mechanochemical Pupling Machine

Code:
SKU:KRK-2526

For resource and energy saving, reuse of waste paper is promoted…

Region:
US/CAN

KRK MIT Folding Endurance Tester (Improved)

Code:
SKU:KRK-2015-C

 This machine counts the number of folds, which a specimen will withstand…

Region:
US/CAN

KRK Niagara Beater

Code:
SKU:KRK-2505

This machine is widely used as a standard tester per JIS and TAPPI. Unlike…

Region:
US/CAN

KRK Oken Type Autoclave

Code:
SKU:KRK-2610

The pulp manufacturing processes are roughly classified under three categories…

Region:
US/CAN

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

Code:
SKU:KRK-2040-C

 This machine, like the H model, is designed to determine smoothness and…

Region:
US/CAN

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

Code:
SKU:KRK-2040-H

 This machine has its characteristic in using a 500mm water column air…

Region:
US/CAN

KRK Oriented Sheet Former (Experimental)

Code:
SKU:KRK-2543

The pulp and paper industry has been confronted with diverse problems…

Region:
US/CAN

KRK Parallel-plate Viscometer (Spread Meter)

Code:
SKU:KRK-2288

The spread meter is one of methods for measuring fluidity of lithography…

Region:
US/CAN

KRK Peeling Resistance Test Jig

Code:
SKU:KRK-2004-II

 The bonding strength of adhesive paper and adhesive paper tape is usually …

Region:
US/CAN

KRK PFI Mill (Automatic Type)

Code:
SKU:KRK-2511

Like the standard type, this machine is a beater featuring high reproducibility…

Region:
US/CAN

KRK Pitch Tester

Code:
SKU:KRK-2598

This tester measures the resin content in pulp that may cause pitch trouble…

Region:
US/CAN

Need help choosing the right instrument?

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

Contact OpTest