60 OD x 53.5 IDx 250L mm Half Open Quartz Tube for DIY Tube Furnace/induction Heater - EQ-HQT60

MTI Corporation provides the high purity quartz tube as the replacement part for high-temperature tube furnaces/induction heaters in universities, companies, and national labs. 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

O.D	60mm ±0.5mm (2.36")
I.D	53.5mm ±0.5mm (2.13")
Tube Length	250mm (10")
Max. Operating Temperature	1200ºC
Application Notes	For vacuum sealing, please choose vacuum flanges at the related products below You may melt metal samples in a vacuum using a 60mm dia half-open quartz tube with a flange. Please click the picture on the left to see the details and order related products below (You will need to grind the crucible's top edge diameter to <54mm to fit into this quartz tube) 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 You may order some Refractory Material to support the crucible, and an Alumina Crucible Lid (45mm dia)