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  • Jasonb
    Jasonb replied to the thread Weaver 1cc diesel engine.
    The angle as drawn is far steeper than you would get with a taper pin reamer. Easy to make or buy something like this but with a smaller...
  • Jasonb
    Jasonb replied to the thread Lathe Files.
    Mine does seem to remove the metal a lot faster and also not clog. I don't tend to use it for just knocking off the corners but when...
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  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    Have a read of the posts on this page, they start with a poor solder joint and lots of black scale, his second attempt is a bit better...
  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    Another steel fabrication showing light discolouration after silver soldering on the bottom plate, it's 8" wide x 12" tall And the...
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  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    If you are seeing scale then you have got it too hot, the solder should flow just as the metal gets to a dull red (don't do it in bright...
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  • Jasonb
    Jasonb replied to the thread Annealing gray iron castings.
    Here's one I cooked in the week and starte dmachining today. Build up a good hot bed and then put the castings on top Keep feeding...
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  • Jasonb
    Jasonb replied to the thread Involute Gear Cutters.
    As DJC says I have found that 32DP crops up a lot both on UK and US designs for the type of engine we see modeled here. Or 0.8MOD if you...
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  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    If you can find the more basic Sievert that just has the one knob that should be cheaper. You don't really need the pilot light and...
  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    Still got a small burner. You seem to have a limited budget so why buy a small torch and then find it is not big enough for future...
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  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    Look for something that puts out around 25000btu (7kw)
  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    In the UK any model engineer when talking about silver solder will not be talking about jewelry solder. We used to be able to use a 42%...
  • Jasonb
    Jasonb replied to the thread Silver Solder Torch Selection.
    It is not so much the flame temperature that matters but the total heat output. So for fabrications a propane torch along the lines of...
  • Jasonb
    Jasonb reacted to raveney's post in the thread Rider Ericsson Homemade Castings with Like Like.
    Firebox the template in the book was printed, measured and then enlarged using the scale feature and reprinted on 11x17 paper. Glued to...
  • Jasonb
    Bit more than cherry red, around 875-900deg C is bright red.
  • Jasonb
    Jasonb replied to the thread Upshur's opposed twin engine.
    Only thing is he has Loctited the plugs in. Brian You should be able to FEEL compression even if you can't see it or measure it. Turn...
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