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In the paint and coating industries, paint adhesion testing is often used to determine if the paint or coating will adhere properly to the substrates to which they are applied. Several tests measure the resistance of paints and coatings from substrates: cross-cut test, scrape adhesion, pull-off test , and others.
A test patch should be as clean as possible. Contamination of a patch can influence the results significantly. Bresle patch injected with 15ml water as in ISO 8502-6 Annex A. The ISO 8502-6 standard prescribes in annex A that certified patches shall be used. This annex describes a stress test to ensure patch adhesion and wash ability.
A pull-off test, also called stud pull test, is a type of test in which an adhesive connection is made between a stud and a carrier (or object to be tested) by using a glue, possibly an epoxy or polyester resin, that is stronger than the bond that needs to be tested.
Drawdown cards are used for testing paints and coatings through wet film preparation.. Black and white cards are used to measure both opacity and contrast ratio.By measuring reflectance values of both parts of the card one can gain a quantitative opacity value of a paint sample.
U.S. officials announced a $1.6 billion deal with Toyota's Hino Motors unit to settle charges it deceived regulators about the amount of emissions spewed by its diesel engines.
Remember the four P's when dealing with cold: Pets, Pipes, Plants and People (elderly and young). Bring pets inside and make sure they have plenty of food and water as well.
Paint adhesion testing; Paint sealant; Painting with Fire; Parkerizing; Persoz pendulum; Phosphate conversion coating; Physical vapor deposition; Plasma transferred ...
A 14-year-old boy is in a serious condition in hospital following a stabbing in the West Midlands. Police said they were called to Brunel Road, Oldbury, in the early hours, after he was found with ...
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