Flint Group Announces Ink Price Increase: The highly volatile raw material markets in 2012 necessitate Flint Group to increase prices for all Coldset, Heatset, Publication Gravure, Sheetfed, Packaging and Narrow Web Inks and Coatings and Press Room Chemicals as of 1 st Jan 2013. In 2012, the global raw material markets have continued to be highly volatile. Despite the rather flat economic outlook, there are still many challenges for the supply chain.