If the coating underneath the strip remains on the substrate you have good adhesion.
Roofing adhesive pull tester.
If it comes off easily and or is laden with dirt degraded roofing material and other particulates the roof is not cleaned satisfactorily.
A standard test method for application and performance of a pull test using the portable adhesion tester is available in astm d4541 iso 4624 and bs en 24624.
Our pull testers are commonly used by the roofing and construction industries to evaluate.
Digital 4 000 lbs pull tester for screws anchors bolds.
It can be used in horizontal or vertical tests in all types of substrates.
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Doing the pull test.
Intuitive easy to use menu structure in multiple languages.
Pull off adhesion is a simple to use quantitative range giving a definitive adhesion value ideal for the laboratory or field on flat or curved substrate application.
Some roof coating should remain on the substrate.
There must be a minimum of two pounds of pull strength for the coating adhesion to be considered acceptable.
Com ten is the world s largest company and the leading manufacturer of pull testers for on site tests in more than 50 countries.
Test for roof coating adhesion by pulling the fabric at a 90 angle to the substrate surface.
Pull the end of the strip straight up.
Embed the cloth strip into the coating and immediately cover the cloth strip with gacoroof and let dry for 24 hours.
To test for cleanliness press a 3 to 4 inch long piece of 2 inch clear packing tape to the cleaned and dried roof using hand pressure.
Anchors and fasteners.
Results in 24 hours.
Trufast follows the ansi spri fx 1 standard for performing and reporting the results of pull out tests.
Other general pull out and adhesion tests.
Spray foam vapor barriers.
It is designed to record and document on site pull out values.
The portable adhesion tester may be used to test adhesion for all traffic and nontraffic bearing alt roofing waterproofing and surfacing systems.
A detailed report will be provided following recording analysis and review of the accumulated job site data.
It is used to prove the fastening integrity for existing or new roof construction.
Hand held and waterproof rugged design.
Learn more about trufast roofing adhesive.
Com ten s roofirst pull tester is a valuable solution to test fasteners on the roof.
Then peel the tape off the roof.