Selection of acid for weak acid processing of wollastonite for .Apr 15, 2014 . Highlights. •. Results report dissolution of wollastonite in formic, acetic and DL-lactic acids. •. Formic acid extracted 96% of Ca at 80 °C at a rate.processing of wollastonite,Processing and Feeding Guidelines for NYCO's High . - ImerysProcessing. • It's normally not recommended to add wollastonite in the main feed throat due to the possibility of aspect ratio attrition, especially. High Aspect.Wollastonite - WolkemWolkem has more than 30 years experience in mining and processing of Wollastonite and today Wolkem is the world's largest miner and producer of.
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