projects:glass_sphere:work_logs:work_log_1
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projects:glass_sphere:work_logs:1 [2019/01/05 02:35] – created tjhowse | projects:glass_sphere:work_logs:work_log_1 [2019/01/05 08:44] – ↷ Page name changed from projects:glass_sphere:work_logs:1 to projects:glass_sphere:work_logs:work_log_1 tjhowse | ||
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====== What I want to accomplish ====== | ====== What I want to accomplish ====== | ||
- | Remember how to use the furnace, | + | * Remember how to use the furnace, |
- | Experiment with different types of available glass, | + | |
- | Work out how to determine the suitability of different types of glass. What criteria do I need to test? | + | |
- | Work out whether I need to go down the road of creating my own glass. | + | |
====== What I've done ====== | ====== What I've done ====== | ||
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I coated a stainless steel cup and bowl with kiln wash to stop the glass sticking. | I coated a stainless steel cup and bowl with kiln wash to stop the glass sticking. | ||
- | I sanded off the silvering from some of the mirrored float glass, crushed it up and put it in the cup. | + | |
+ | I sanded off the silvering from some of the mirrored float glass, crushed it up and put it in the cup. [[https:// | ||
I crushed up a blown glass bottle and put it in the bowl. | I crushed up a blown glass bottle and put it in the bowl. | ||
+ | |||
== Removing silvering == | == Removing silvering == | ||
- | I experimented with chemically removing the silvering from the back of the mirrors. I daubed a bit of chemical on the back of the mirror and put some scratches through the mirroring with a screwdriver. | + | I experimented with chemically removing the silvering from the back of the mirrors. I daubed a bit of chemical on the back of the mirror and put some scratches through the mirroring with a screwdriver. |
Things that failed: | Things that failed: | ||
* Acetone, | * Acetone, | ||
* Methyl Ethyl Ketone, | * Methyl Ethyl Ketone, | ||
* This one changed the colour of the grey layer slightly. | * This one changed the colour of the grey layer slightly. | ||
- | * Zinc Chloride (in soldering flux), | + | * Zinc Chloride and Ammonium |
* Ferric Chloride, | * Ferric Chloride, | ||
* Sodium Hydroxide. | * Sodium Hydroxide. | ||
- | The silvering appears to have three layers: Grey, red and silver. | ||
projects/glass_sphere/work_logs/work_log_1.txt · Last modified: 2022/01/23 00:24 by tjhowse