ASTM D6786用自动光学粒子计数器测定矿质绝缘油中粒子数的标准试验方法
日期:2012-02-08 10:08
se fibers.
Particle counts provide a general degree of contamination level and may be useful in accessing the condition of specific types of electrical equipment. Particle counts can also be used to determine filtering effectiveness when processing oil.
If more specific knowledge of the nature of the particles is needed, other tests such as metals analysis or fiber identification and counting must be performed.
1. Scope
1.1 This test method covers the determination of particle concentration and
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