Open Source Metal Rolling Conceptual Design: Difference between revisions
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*Use 4130 steel, not CR - needs to be hard. Heat treat it - heat and qeunch in oil. | *Use 4130 steel, not CR - needs to be hard. Heat treat it - heat and qeunch in oil. | ||
**Use an electric kiln for heat treat. Then quench oil at $20/gallon, not cheap but should last - [https://chatgpt.com/c/69505cb4-8ddc-832a-a7c1-e3619983a017] | **Use an electric kiln for heat treat. Then quench oil at $20/gallon, not cheap but should last - [https://chatgpt.com/c/69505cb4-8ddc-832a-a7c1-e3619983a017] | ||
*Use 3" rollers, 120 chain, hydraulics, and 4130 heat treated steel to make 1/4" bar and 1 mm sheet (only 6") using a 2-high mill. https://chatgpt.com/share/695071fb-67a0-8010-946e-86542940947f | |||
Latest revision as of 00:05, 28 December 2025
Small mill From 1/2" Rebar to 1/32" Sheet or 1" stock to 4" wide Sheet (for angle)
- Use 3" rollers.
- Use 4130 steel, not CR - needs to be hard. Heat treat it - heat and qeunch in oil.
- Use an electric kiln for heat treat. Then quench oil at $20/gallon, not cheap but should last - [1]
- Use 3" rollers, 120 chain, hydraulics, and 4130 heat treated steel to make 1/4" bar and 1 mm sheet (only 6") using a 2-high mill. https://chatgpt.com/share/695071fb-67a0-8010-946e-86542940947f