Chlorine test: Difference between revisions

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Chlorine test (view source)

Revision as of 06:19, 11 September 2020

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→‎Procedure

Corbin.uhl

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 The laser can successfully cut many materials that it shouldn't.
-In particular, materials containing chlorine (like PVC) release vapor that will corrode the laser's parts and also your lungs
+In particular, materials containing chlorine (like PVC) release vapor that will corrode the laser's parts and also your lungs.
+A simple test can determine if a material contains chlorine.
 ==Procedure==
-Do this outdoors or under the welding hood please.
+Do this outdoors or under the welding hood when possible.
 You will need:
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 * A small sample of your material
-Use a pair of pliers to hold the end of the wire in the flame for a few seconds
+. Use a pair of pliers to hold the end of the wire in the flame for a few seconds
-Stab the still-hot wire into a sample of your test material - try to get a decent amount of it melted on there
-Put the wire back in the flame
+. Stab the still-hot wire into a sample of your test material - try to get a decent amount of it melted on there
+. Put the wire back in the flame
 * If the flame turns emerald green, chlorine is present in the material and it must not be used in the laser cutter.
-* If the flame remains blue or orange your sample does not have (much) chlorine. This does NOT automatically mean that it is safe in the laser.
+* If the flame remains blue or orange your sample does not have (much) chlorine.
+This does NOT automatically mean that it is safe in the laser.
-With any new material, proceed with caution and watch carefully for fire or thick, dark smoke.
+With any new material, proceed with caution and watch carefully for fire, thick smoke, or sputtering.
 ==Known Materials==