ASTM D3194-1999 标准详情
- 标准号:ASTM D3194-1999
- 中文标题:天然橡胶塑性保持指数(pri)的测试方法
- 英文标题:standard test method for rubber from natural sources. plasticity retention index pri
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1999
1.1 This test method gives an indication of the oxidation resistance of raw natural rubber at a specified temperature. This resistance is indicated by the Plasticity Retention Index (PRI), a ratio expressed as a percentage of the aged plasticity to t
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