may 3 reuters  dutch miner and lithium supplier amg amgas on wednesday posted betterthanexpected first quarter core profit helped largely by its clean energy materials business which includes its lithium operations core profit or earnings before interest tax depreciation and amortization ebitda was 1181 million beating the 1090 million expected in a companyprovided poll and more than doubling yearonyear the record results are due to our recent expansion projects said ceo heinz schimmelbusch adding the company will change its name to amg critical materials amg is expanding its lithium production capacity and tightening its grip on its supply chain as it looks to benefit from growing demand for the key metal used to make electric vehicle batteries the group on wednesday confirmed its fullyear guidance for ebitda to exceed 400 million it said it expected to post ebitda of at least 650 million in five years or earlier due to the lithium markets demand and supply dynamics