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  • How To Make The Mini Metal Foundry

    Can somebody help me out with an issue I'm having? So I built a furnace in a 6qt stainless steel bucket, but can't get it hot enough to melt aluminum. I lined it with the required cement mixture and a couple of layers of refractory cement as well. Drilled a hole for a pipe on the side to blow air on burning charcoal. Have metal rods covered with refractory cement on the inside to support crucible. Also lined lid w mixture and drilled hole to release pressure. Took me weeks to complete, as I had to make sure it's properly dried, no moisture left in cement. Today was the day to finally fire it up, but couldn't get it hot enough to melt aluminum. Is there a difference between charcoal and charcoal? I'm adding pictures, I would be very happy if someone could figure out what's wrong w my des...see more »Can somebody help me out with an issue I'm having? So I built a furnace in a 6qt stainless steel bucket, but can't get it hot enough to melt aluminum. I lined it with the required cement mixture and a couple of layers of refractory cement as well. Drilled a hole for a pipe on the side to blow air on burning charcoal. Have metal rods covered with refractory cement on the inside to support crucible. Also lined lid w mixture and drilled hole to release pressure. Took me weeks to complete, as I had to make sure it's properly dried, no moisture left in cement. Today was the day to finally fire it up, but couldn't get it hot enough to melt aluminum. Is there a difference between charcoal and charcoal? I'm adding pictures, I would be very happy if someone could figure out what's wrong w my design. Thanks

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