zonke engineering - industrial equipment - Penta thinner

Metal Seated Ball Valves.

Since 1977, Penta has specialised in the production of metal seated ball valves for critical operating conditions:

  • High Temperatures (up to +700°C)
  • Low Temperatures (down to -196°C)
  • Abrasive Media
  • Hazardous Media



Penta’s proprietary PENTAFITE is a metallic compound comprising of a  metallic matrix with a fine dispersion of solid lubricant.

The advantages of PENTAFITE self-lubricating metal seats:

  • Perfect Tightness even with Gasses
  • Low Friction which Reduces the Vale Torque
  • Easy Maintenance with no Lapping of the Seat Required
  • Perfect Tightness with Gas