The Pulp and Paper industry integrates different manufacturing and chemical processes to prepare a variety of products essential to modern society. China Clay is the most extensively used particulate mineral in the filling and coating of paper. Two forms of lime are used in the pulp and paper industry: Quick Lime and Hydrated Lime. Lime dissolves lignin and neutralizes processes in the pulp and paper industry. Lime Stone-based products are used as fillers and coating pigments. Paper is also filled with Kaolin Clay to extend fiber.
Spectrum Industries makes sure the right specifications of its minerals are maintained and met so that paper appearance, characterized by gloss, smoothness, brightness, and opacity, is achieved, thereby improving its printability.