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303-12 Hall flowmeter what should be paid attention to in the sample pretreatment for the determination of flowability of metallic powder?
303-12 Hall flowmeter what should be paid attention to in the sample pretreatment for the determination of fluidity of metallic powder?
- Metallic powders are generally tested in receiving state.
- In some cases, the powder can be dried.
- However, if the powder is easily oxidized, drying should be carried out in a vacuum or in an inert atmosphere.
- If the powder contains volatile substances, it is not allowed to dry.
