General Motors has reached an agreement with battery materials producer Vianode that will develop and supply synthetic anode graphite for the automaker’s battery manufacturing.

The deal, with Norway’s Vianode, is for delivery of a material critical for electric-vehicle batteries, the companies said Wednesday.

General Motors has signed a multi-year, multi-billion dollar agreement for Norway's Vianode to provide the U.S. automaker with synthetic graphite anode materials for its electric vehicle batteries, the companies said on Wednesday.

Battery materials company Vianode has secured a deal with General Motors Company (NYSE:GM) to supply high-performance anode graphite solutions. The master supply agreement, which has a multi-billion value for Vianode,