Molten Metal Systems

Model 25PF

Our fusion furnace range is available in a variety of sizes that are able to take a wide range of crucibles. Our engineers work closely with our customers to select the right furnace for their requirements.

Key Benefits

  • Takes 25 x 50 or 65g, or 42 x 30, 40, or 55g crucibles at one time.
  • Easy to maintain and operate.
  • Compatible with 'multi-pour' loading/unloading system.
  • Built to industry standards.

Technical Information


  • Cabinet is 5 mm steel sheet, mounted on a stand fabricated from 64 x 64 x 2.6mm R.H.S. and finished in Hammerfin blue enamel.

Refractory Lining

  • Hot face of 70% alumina fire-brick backed with insulating fire-brick.

Flame Supervision

  • LPG - Landis & Gyr LME 44 flame controller and U.V. cell.
  • Nat. Gas & Distillate - Landis & Gyr LFL1.635 and Flame Controllers.

Temperature Control

  • Electronic, automatic control 1200°C, type “K” Thermocouple.

Internal Dimensions

  • 400mm high x 600mm wide x 680mm deep.

Burner Equipment and Ratings

  • LPG – 1 x 40mm long pattern inspirator with flame retention nozzle. 270 mj/hr @ 140 kpa.
  • Natural Gas - Furnace Industries NG2 Burner package. 270 mj/hr @ 3 kpa.
  • Distillate – Furnace Industries Oil Burner Package 270 mj/hr.

Electrical Requirements

  • The furnace is fitted with a 10 AMP single phase cord and plug top. Electrical load: 5 AMPS.

Door Operation

  • Pneumatic rising. Operated by foot control.
  • Choice of light weight bowl designs for easy handling.
  • Advanced clay graphite mix material maintains sample temperature for reproducible results.
  • Drain hole options offer cost-effective slag removal.

Spare Parts

For a recommended spare part list for this particular model, click below:


Fusion Furnaces are manufactured from premium grade raw materials under an ISO 9001:2015 quality management system.