Improperly specified sight glasses can easily become the weakest link in a chemical or pharmaceutical processing system. Understanding the nature of the various types of glass, sight glass design options and sight glass construction materials can help you select a sight glass that works best for your process.
LJ Star Incorporated (www.ljstar.com) provides an extensive line of process optimization equipment – sight glasses, lights, sanitary fittings, cameras and level gage instrumentation. Product lines include METAGLAS® Safety Windows, Lumiglas® Explosion Proof Lights and Cameras, the MetaClamp® Sanitary Sight Window, Visual Flow Indicators, Sight Ports, Sanitary Clamps, Magnetic Level Gages and Gage Glass. METAGLAS® is the #1 selling fused sight glass, proven in thousands of installations around the world. Unlike some other sight glasses, it meets stringent DIN 7079 and DIN 7080 quality standards, and it is approved for USP Type I use.