Step 14Undercatalyzed!
No amount of baking in the curing oven does the trick.
I check the epoxy metering pumps "ketchup pumps" and see that the hardener pump only springs up part way when you pump it. Damn. I've been getting short shots of hardener.
How do you remove this crap? By trying. This big sanding disk got all caked with crap. Then I cleaned the sanding disk by grinding on that chunk of steel square tubing in the background.
Then back to the surfboard, trying to knock the crap off the board. And repeat.
It was kind of like smearing clay around with a big eraser.
Eventually the board looked like it had been abused by mechanics and the bad putty was mostly off it.
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