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Quartz Tube: Both Ends: 25 OD x 22 ID and Central: 50mm O.D, 44mm I.D with 533mm Length for DIY Tube Furnace - EQ-QZTube-25FB-LD


In stock
Item Number: EQ-QZTube-25FB-LD
MTI Corporation provides the high purity quartz tube as replacement part for high temperature tube furnaces in universities, companies, and national labs. This tube is designed for Fluidized Bed Vertical Tube Furnace and it can be used at operating temperature up to 1200ºC.
Purchase Notes: Please make sure the specification of the tube meets your need before making a purchase. Since Nov 10, 2016, we no longer accept return delivery of any tubes due to the fragile nature of the materials. All tubes are not refundable, not exchangeable, nor covered under the warranty (Consumables). We apologize for the inconvenience. Please check the package for damages before accepting the delivery. For more information or damage upon arrival please contact us.



SPECIFICATIONS
Feature
  • One quartz tube with bottom frit and enlarged space for particles processing
  • Two Ends: 25mm O.D, 22mm I.D; Central: 50mm O.D, 44mm I.D, for detailed size, please refer to the picture left.
  • Central enlarged area ensure the high aerodynamic performance
  • Frits with forced convection design can trap the particles within the central heating area
    • Frit: 15~40 microns porous, 22mm O.D x 4mm thick
                            

Dimensions of Both Ends
  • O.D:    25 mm ± 0.5 mm
  • I.D:      22 mm ± 0.5 mm

Dimensions of Central
  • O.D:    50 mm ± 0.5 mm
  • I.D:      44 mm ± 0.5 mm
Tube Length 533 mm (21")
Max. Operating Temperature 1200ºC
Application Notes
  • For vacuum sealing, please choose vacuum flanges at the related products below
  • This quartz tube is excellent for DIY tube furnace below 1200°C
  • Vacuum pressures may only be safely used up to 1000°C
  • The flow rate for gases should be limited to<200 SCCM (or 200ml/min) for reducing thermal shocks to the tube
  • Quartz tubes are designed for using under vacuum and low pressure < 0.2 bars / 3 psi / 0.02 MPa
  • In order get longer tube service life, Please use quartz or alumia crucible to carry sample, instead loading sample directly inside tube, please click picture below to choose one crucible boat:
Ceramic Crucibles ( Alumina, Quartz and Zirconia etc )

Inspect your delivery:
Please check package for damages before accepting delivery.
Should damages found, please keep all packaging materials, take pictures, and report immediately to carrier/MTI.

No Warranty:
Kindly note this item is a consumable part, and not covered by warranty. Make sure to inspect for defect(s) thoroughly before use. 

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Notices
1. Prices listed online are valid for US market and whom pay by credit card only. There will be extra charges for shipping & handling. Price various from country to country.
2. We may add extra charges for paper order and net30 terms due to extra labor cost.
3. The prices listed are subject to change without notice.