The Universal Selection Source: Plastics & Elastomers

Paint Defects: How to Solve Crawling & Cratering

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Crawling and cratering, 2 common paint defects, affect both the aesthetic & protective role of the coating film. Because they are often mixed up, formulators can spend hours focusing on the wrong solution.


Watch this tutorial and learn easy lab tests to identify with no doubt if you face cratering or crawling. You will then see the best approach to solve your coating defects, thus reducing your development time.


This video tutorial contains real lab experiences, courtesy of VLCI - Amsterdamso that you know exactly how to solve crawling & cratering when you are back in your lab.


Author : Jochum Beetsma

Jochum  Beetsma

Jochum Beetsma graduated in physical chemistry from the University of Groningen. He worked at PPG on the development of Industrial Coatings and at DSM Coating Resins on Emulsion Systems, Powder Coatings, High Solids, Additives and complete formulations.

Since 2004 Jochum is independent consultant for companies in coating and ink industry. Innovative multinationals as well as small companies call in the help of Jochum when problems have to be solved, or, when assistance is needed in New Product Development.

He conducts in-company training programs and he is lecturer within the Dutch Coating Technology training program. Additionally, Jochum develops and conducts Paint Technology courses for Reed Business Education and for SpecialChem. He is member of the SpecialChem Expert Team.

Jochum is specialised in the field of New Product Development. He is certified as New Product Development Professional by PDMA, being the global leading organisation with respect to product development and innovation.

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