Fire Brick Forge Misconception | BladeForums.com
2006-11-22 · there are many different types of fire brick. The typical hard yellow grainy stuff you pick up at the hardware store is firebrick made for fireplaces, not at all a refractory firebrick. Different firebrick is rated for different temperatures. Soft firebrick, and a lot of hte hard firebrick is rated for upwards of 3000 F
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