Opaque is a supplier to the SADEC world from South Africa, offering quality control, testing, and measurement equipment, calibrations and services repairs to all Types of Pulp, Paper, Tissue, Board, Kraft, Liner, Box, Corrugated, Recycle, and Allied industries. Opaque render SANAS traceable calibrations for, Mass, (Weights and Scales) Force, (Loadcells,) Moisture, Relative Moisture, Water Content, Temperature, (Bales and paper waste) Pressure, (Analogue & Digital) .