Primary Metals

The demands of aluminum and steel processing take their toll on machinery. Extreme temperatures and high levels of contamination, if not properly addressed, will have a negative effect on equipment and productivity. When down time is not an option, the Sigma companies provides sealing products that focus on the extreme requirements of the metals industry. Sigma seals are expertly designed and meticulously constructed to withstand extreme pressures and temperatures. Durable, reliable and high-performing, they help to improve efficiency, lengthen bearing life and reduce maintenance time and costs. The result is greater productivity, increased efficiency and improved profitability.
  • Carbon Packing
  • Spiral Wound Gasket
  • Flexible Graphite
  • PTFE Gasket
  • Metallic Gasket
  • Graphite Packing
  • Heat Exchanger Gaskets
  • High Temp Gasket
  • Inorganic Fiber Rope
  • PTFE Packing
  • Rubber Expansion Joints
  • Valve Packing