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  1. BurningKrome

    Silicon Carbide rods for DIY kiln

    I'm planning on building a small home kiln for metalwork/metalclay. I'm investigating the use of Silicon Carbide rods, instead of the standard resistance coil. Does anyone have links to DIY information for SiC rods and/or wiring information?
  2. BurningKrome

    Understanding teeth, and matching synchronous pulleys of different sizes

    Perhaps this question is so obvious, that I can't find a tutorial online. I have a 10mm motor shaft and a 15mm spindle shaft. I'm trying to match a pulley system with a ratio of ~2:1 (the smaller pulley on the motor.) I don't know how to find two matching pulleys. I vaguely understand the idea...
  3. BurningKrome

    Tapping thick aluminum with m12 1.75 tap

    I'm trying to hand tap 1.5cm thick aluminum with an m12 1.75 tap, but can't get it to tap more that two thread revolutions before turning it becomes impossible (I actually damaged the wrench attempting to get it to continue turning.) I'm using a 10.2mm drill bit with cutting fluid to drill all...
  4. BurningKrome

    Lateral pillow block tolerances for a lathe spindle?

    I'm very much an amateur in this subject. I've recently purchased a lathe spindle rod threaded for use with a K01-50 lathe chuck. Dimensions 153mm long, 14.94 mm diameter. The rod is not tapered. Link below. I'll be mounting it in in two SKF SY15FM pillow block bearings. To check the fit, I...
  5. BurningKrome

    Melting powdered metals

    I'm a biotechnologist, however I am learning metallurgy as a hobby. I have a question I hope the professionals can help me understand. I've been working with the easy metals (pewter, tin, silver). I melt the metals for casting in a ceramic crucible with a handheld butane torch, using borax as...

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