Brazilian niobium miner CBMM is set to raise its sales of ferroniobium to more than 100,000 mt this year as demand from areas including stainless steel grow, especially for less nickel-intensive grades, said Rodrigo Amado, the company’s global head of growth, insights, strategy, new ventures & innovation. The company, the world’s biggest producer, sold around 84,000 mt of ferroniobium in…