Potřebujeme váš souhlas k využití jednotlivých dat, aby se vám mimo jiné mohly ukazovat informace týkající se vašich zájmů. Souhlas udělíte kliknutím na tlačítko „OK“.
Standard Test Method for Determining the Abrasion Resistance of Inks and Coatings on Membrane Switches Using the Norman Tool ""RCA"" Abrader
Automaticky přeložený název:
Standardní zkušební metodu pro stanovení odolnosti proti oděru, inkoustů a povlaků na klávesnic Použití Norman nástrojů " RCA " Abrader
NORMA vydána dne 1.3.2004
Označení normy: ASTM F2357-04
Poznámka: NEPLATNÁ
Datum vydání normy: 1.3.2004
Kód zboží: NS-53666
Počet stran: 2
Přibližná hmotnost: 6 g (0.01 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
abrasion, breakthrough, coatings, inks, membrane switch, Norman Tool, RCA, Taber, wear, ICS Number Code 31.220.20 (Switches), 87.080 (Inks. Printing inks)
Significance and Use | ||
Membrane Switch keys are subjected to repeated actuations, usually by a human finger. They are also subjected to other conditions (for example, wiping, cleaning, rubbing) during handling, end-use, shipment, or storage that may cause abrasion damage. The result may be a significant removal of the coatings, text or decorative inks. This test method is applicable to a wide range of materials. The main criterion is that the abrasion process produces visible wear or breakthrough in the surface being tested. The amount of abrasion damage to a surface is dependent on numerous variables. This test method provides a way of comparing relative abrasion resistance of inks and coatings. In no way do the results provide a correlation value of the number of human finger touches before coating failure. It only provides a means to compare results of tests performed using the same equipment, abrasive materials and loading conditions. The test method can be used for quality control purposes, as a research and development tool, to evaluate material combinations for a given application, or for the comparison of materials with relatively similar properties. |
||
1. Scope | ||
1.1 This test method describes the procedure for subjecting inks or coatings on membrane switches to an abrasive medium at a specified force. 1.2 Within certain limitations, as described in this document, this test method is applicable for materials including, but not limited to: printed or coated polyester, polycarbonate, and silicone rubber. The samples can be either flat or contoured. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. |
||
2. Referenced Documents | ||
|
Chcete pravidelně odebírat informace o nově vycházejících normách z celého světa a to zcela zdarma?
Přihlašte se k odběru. Vše je velice jednoduché a absolutně ZDARMA.
Na výběr máte vydavatele z celého světa.
Poslední aktualizace: 17.09.2024 (Počet položek: 2 350 347)
© Copyright 2024 NORMSERVIS s.r.o.