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HOW TO PREVENT COPPER POWDER FROM ATMOSPHERIC OXIDATION

Q. We require method to prevent Copper Powder from Atmospheric Oxidation After Annealing/ Reduction? Any material or solution in which Copper Powder can be soaked and then dried leaving a coating on Powder particle can be considered.

Manish Sarda
- Jaipur, India

Mr Manish Sarda,

Copper powder can be treated with a Tarnish prevention solution. This is available in India, in Chennai from a supply house of Plating chemicals. After the powder has reached room temperature , it should be dipped in the Anti Tarnish for 30 seconds, drained and dried normally.

Regards,

Asif Nurie [deceased] [deceased]
- New Delhi, India
With deep sadness we acknowledge the passing of Asif on Jan 24, 2016

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