Hot answers tagged plastic
Yes, 9 is the stem length in the graphic you have pictured.
The problem with plastic welding with a heat gun is the concentration of heat, I think you allude to this in your post. When/if you can concentrate a heat gun's output on a small area and concentrate the heat you can get the level of heat that's required to melt the crack along a 'bead'. The tip that's required will often back up the heat in the gun and ...
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