COBB Paper And Packaging Material Testing Instruments ASTM Standard

LIYI Digital ISO535 Cobb Moisture Absorption Tester For Cardboard And Paper

Paper COBB Absorption Tester is mainly used for determination of sized paper and cardboard including surface water imbibition of the corrugated cardboard. The instrument is determination of absorbent paper and cardboard surface, but is not suitable for accurate evaluation of paper or paperboard writing performance.

The Cobb test determines the amount of water absorbed into the surface by a sized (non-bibulous) paper, paperboard, and corrugated fibreboard paper or paperboard sample in a set period of time, usually 60 or 180 seconds (Cobb60 or Cobb180). Water absorbency is quoted in g/m2.

The water absorbency of a material can have strong influence on printability and the setting rate of water based adhesives.

          Dongguan Liyi Environmental Technology Co., Ltd. is a high technology supported production-oriented enterprise who specializes in developing, manufacturing,marketing all kinds of environmental equipment. Our company has advanced technology, experienced technical management personnel and efficient professional service staffs, fine quality management and perfect after-sales service system. 

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         Our company will continue to develop, innovate and keep faith. We combine with the international testing standards and the specific demands of customers that may establish a new banner in Chinese testing industry.