The giant crack looks like thermal stress, vermiculite isn't really good for solid pieces. If you really need to use it, consider taking a little extra time to make sure the temperature's extraordinarily well equalized by slowly making your way out of the flame, but even then you might run into problems.
__________________
-Tom
To view links or images in signatures your post count must be 5 or greater. You currently have 0 posts.
|
To view links or images in signatures your post count must be 5 or greater. You currently have 0 posts.
|
To view links or images in signatures your post count must be 5 or greater. You currently have 0 posts.
|