At Sigma, we have a wide range of threaded urethane coupling design, and they are all manufactured to international quality standards. With related threaded connectors, our threaded urethane couplings can also be used to convert flexible conduits to EMT thin wall, rigid conduit, and liquid tight conduits, etc. Also, our in-house capabilities help in the reduction of production time from receipt of order to final delivery, and we use advanced technologies to ensure your order meets all critical dimensions.
Polyurethane seals fro high-pressure applications are manufactured at our ultra-modern in-house machine shop are made from world-class materials purchased from globally renowned chemical producers. Our polyurethane seals for high-pressure applications have proven to stand apart from those of other brands in the industry.
Urethane rubber seals act as a barrier and prevent dirt, contamination and other external entities from entering the system containing the lubricating oil. Sigma uses a variety of cutting methods to custom make your urethane rubber seals from pure 100% urethane stock material, our polyurethane rubber seals are immune to oxygen and ozone. The presence of urethane makes it better resistant to abrasion, Chemicals, cuts, oil grease, high impact and heavy loads.