JohnGaltLine posted:Your JB Weld will behave much like a body glaze, but dry much harder. Good for replacing metal parts, not so much for fine detail sanding. The glaze is also cured to a sand-able level in 5-10 minutes.
I have no issues sanding JB Weld, it's very workable after the fact. I've never used "body glaze", so I can't compare them, but I have used JB Weld to fill and form lots of stuff, works great.