Designation: D – 93 (Reapproved ) Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation. Buy ASTM D() Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation (Impact) from SAI Global. Purchase your copy of ASTM D – 93() as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards.
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Impact Strength Testing Instruments. The indentation can be either an intrusion or an extrusion.
By gradually increasing the distance the weight drops, the point at which failure usually occurs can be determined. Historical Version s – view previous versions of standard. Compound Resin Testing Equipments.
Foam And Gaskets Testing Equipments. Conduct the test in the same environment or immediately on removal therefrom. In its use over many years, this test method for impact resistance has been found to be useful in predicting the performance of organic coatings for their ability to resist cracking caused by impacts.
Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. The presence of cracks will be indicated by an audible alarm. Composite Films Testing Instruments. It is the responsibility of the user of this standard to establish appropriate d2749-93 and health practices and determine the applicability of regulatory d279-93 prior to use. Plastic Rope Testing Equipments.
ASTM D() Standard Testing Instruments
Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Interlaboratory agreement is improved when ranking is used in place of numerical values. Graduations are marked in inch-pounds along the slot. Interlaboratory agreement is improved when ranking is used in place of numerical values.
Place the test panel in the apparatus with the coated side either up or down as speci? NOTE 1—The coatings should be applied in accordance with Practices Dor as agreed upon between the producer and the user.
It is the responsibility of the user of this standard to aatm appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Flexible Packaging Testing Equipments. If no cracks are evident, repeat the procedure at a greater height, increasing 1 in.
A number in parentheses indicates the year of last reapproval.
Touchstone offers various kinds of impact testing including Charpy and Izod impact testing and micro-scale impact tests performed inside a scanning electron microscope. Pulp and Sheet Making Testing Instruments.
Food and Beverages Testing Equipments. The value where the results change from mainly passing to mainly failing is the impact failure end point.
Universal Impact Testing – ASTM D2794
Coatings attached to substrates are subjected to damaging impacts during the manufacture of articles and their use in service. Stretch Blown Testing Equipments. Footwear Industry Testing Equipments.
Electronics and Electrical Testing Equipments. Pipes Industry Testing Equipments. After the coatings have cured, a standard weight is dropped a distance to strike an indenter that deforms the coating and the substrate.
Once visible cracks have been identified, the test is repeated asstm times at that level, as well as five times above and below that level. Ceramics and Glass Testing Equipments. An impact test which is aetm for testing paint and coating adhesion is ASTM D, the drop test performed on a universal impact tester see top photo. Touchstone Research Laboratory, Ltd.