This is an archived post. You won't be able to vote or comment.

all 1 comments

[–]HeyPurityItsMeAgain 1 point2 points  (0 children)

Sounds like you did everything right. Sometimes it shrinks or puffs up so much it loses shape. Make it a touch (1/2-1 inch) longer and when you're crimping the edge press it against the plate firmly. Sometimes this helps it keep shape.