Russian metals firms constrained by rail

Australia's Novonix has joined the American Active Anode Material Producers (AAAMP) in filing the petition.

The Kami project will also receive up to A$490 million in contributions from Nippon and Sojitz.

An existing tariff of 25% on most Chinese graphite is "far too low", the group representing US and Canadian graphite miners said.

In addition to lithium and copper, the new PetroChina unit may also look to trade nickel.