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Alumina Foam Block: 18 mm Diameter (one pair) for 1" Tube Furnace - EQ-F-T-block-18

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MTI corporation provides the high quality Alumina (Al2O3) foam block for high temperature tubing furnaces in universities, companies, and national labs. It comes with the specifications as the following:

  • Max. Working temperature: 1700oC
  • Diameter: 18 mm +/- 1 mm (0.7" +/- 0.04'')
  • Length:     40 mm (1.57")
  • Fit  1" diameter quartz tube to make 1" diameter tube furnace


Application Note:

  • To prevent dust-falling issue and ensure a cleaning process, it is suggested to apply a thin layer of alumina adhesive material on the surface of the foam block. Please click underline to order.
  • For direct delivery of precursor gasses over the heating zone, customer may drill a hole in the alumina block for sticking a 1/4" O.D. quartz (<1200oC) or alumina (<1700oC) tube to deliver gas into the furnace tube center. Porous alumina block is very soft and it can be hand-drilled through easily. Please refer to the picture below.
  • Click to Watch the video “How to insert and remove foam block for MTI furnaces”.
  • Click to Watch the video "How to modify the thermal blocks".



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