Across International Alumina Ceramic Dee Tubes, Open Both Ends

Power Lab Supply 2SKU: Deetube
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Sale price$4,380.48 USD

High purity alumina ceramic process dee tube for offering a flat work surface to slide into and out of the tube furnace hearth for metal casting or ceramic sample preparation, designed to fit our 80-120mm OD TF furnaces. 


Alumina (Al2O3) is a versatile, offers a wide temperature range, durability, and resistance to many chemistries, making it an ideal selection for high temperature chemistry and material processing. Alumina Dee Tubes are available in different dimensions, including with slots for holding wafers and other types of samples. Contact us for custom shapes and sizes.



  • Open both ends
  • Alumina: > 99.5%;  Fe2O3: < 0.01%
  • 100% impervious
  • Maximum working temperature: 1750°C or 3180°F
  • Rated vacuum pressure: 0.001 Pa / 0.0075 millitorr / 0.00001 mbar
  • Rated positive pressure: 0.02 MPa / 150 torr / 3 psi
  • Tolerance: <4.9 mm


Details of Options:




5. 99.8% Al2O3 Alumina Ceramic dee tubes 152mm length open both ends to fit 120mm OD 111mm ID tubes
SKU: Dtube-RFC56509-05
$5238 for a set of three 3x D-tubes 152mm length open both ends to fit 120mm OD 111mm ID tubes




Customized Dee Tubes with slots for wafers or other types of samples are available upon request. Contact us to quote.

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