BS EN ISO 868 塑料和硬质橡胶测定压痕硬度
erials and type D for harder materials (see the Note to 8.2). The method permits measurement either of the initial indentationorof the indentation after a specified period of time,orboth. NOTE The durometers and the methods specified in this International Standard are referred to as type A Shore and type D Shore durometers and durometer methods, respectively. 1.2 This method is an empirical method intended primarily for control purposes. No simple relationship exists between indentation hardness
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