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58-27 Bendtsen Porosity Tester

Roughness and Porosity test unit. The Bendtsen Tester is able to measure both the roughness and porosity of paper and board. The instrument is easy to use. The 7-inch touchscreen uses intuitive icons. From Messmer Messmer Büchel BV, a Testing Machines Inc Group of Companies brand.


Bendtsen Roughness and Sheffield Smoothness instruments measure the roughness of a paper surface. Surface roughness is directly related to a variety of paper end uses. Achieving and monitoring desirable print and coating quality are critical to producing a smooth sheet of paper.

Features & Benefits

Ease of Use

Large and easy-to-understand icon driven menu screens

Automatic sample detection

Separate Roughness measuring head for more flexibility

Both Roughness and Air Permeance in one combined unit. (optional)

Quick measurements

Fast pressure -and flow controller

Accuracy and producibility

High level of reproducibility

Pressure compensation for improved precision