lindberg_blue_tube_oven
Differences
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| lindberg_blue_tube_oven [2022/11/25 08:04] – [Safety] scholma | lindberg_blue_tube_oven [2023/03/31 09:20] (current) – [Oxygen and Argong tube oven annealing] scholma | ||
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| - | ====== Oxygen tube oven annealing ====== | + | ====== Oxygen |
| - | The tube oven has a temperature range of up to 1100 °C and can fit 26mm diameter tubes. Temperature regulation is done by a Lindberg/ | + | The tube oven has a temperature range of up to 1100 °C and can fit 26mm diameter tubes. Temperature regulation is done by a Lindberg/ |
| + | Oxygen and Argon can be connected separately or mixed. Setting the gas flows is done via a needle valve separately for O2 and Ar. | ||
| ====== Notes before usage ====== | ====== Notes before usage ====== | ||
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| * check that your tube and sample boat have a higher operating temperature specified than your process temperature | * check that your tube and sample boat have a higher operating temperature specified than your process temperature | ||
| * load sample and connect tube adaptors | * load sample and connect tube adaptors | ||
| - | * double check reducer is closed | + | * double check pressure reducers on the cylinders are closed |
| - | * open oxygen | + | * open cylinder(s) you need (make sure there is enough oxygen for you proces) |
| - | * set 1 bar on secundary | + | * set 1 bar on secondary |
| - | * set desired flow rate with needle valve | + | * set desired flow rate with needle valve for both gasses separately. |
| * setup heater program and start (see below on how to use the temperature controller) | * setup heater program and start (see below on how to use the temperature controller) | ||
| Line 46: | Line 48: | ||
| * if you operated in single setpoint mode: turn off oven manually | * if you operated in single setpoint mode: turn off oven manually | ||
| * wait until oven temp is below 50°C | * wait until oven temp is below 50°C | ||
| - | * close cylinder, keep flow on until pressure on primary and secundary | + | * close cylinders with the angle key on the top of the cylinder, keep flow on until pressure on primary and secondary |
| - | * close reducer and needle | + | * close manual valves, |
| - | * take out sample and put aluminium foil on parts to keep them clean | + | * take out sample and put a tube back to keep everything |
| ==== Using the UP150 temperature controller ==== | ==== Using the UP150 temperature controller ==== | ||
lindberg_blue_tube_oven.1669363491.txt.gz · Last modified: 2022/11/25 08:04 by scholma