MICROTHERM® FBK (Feeder Bowl Kits) are custom-made microporous insulation kits for glass feeder bowls. As the reference in the glass industry, MICROTHERM® FBK ensure an optimised thermal performance during discharge from the forehearth, guaranteeing the best possible overall quality.

Further Information


  • Glass feeder bowls


  • Extremely low thermal conductivity;
  • Custom-made to customer specifications;
  • Ensures uniformity of glass gob size and weight;
  • High thermal stability;
  • Contains no silicon carbide

Please note
All physical and mechanical values are averages based on standard production and tested according to internal procedures. The typical values are given for guidance. The figures can change dependent on the test methods used. If a particular value is of prime importance for a specification, please consult Promat Technical Department.