Solvent fail

I should have known I was in trouble when the Tamiya cement so reluctantly entered the syringe. But, my trusty MEK Pak has finally breathed out the last of whatever makes it work, and so, I was stuck (so to speak). So I went ahead and made that test mould with Tamiya Cement. Plainly this […]


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Test masters

I was just about to glue my 3D printed wheels to the bottom of a box and rashly pour rubber over them, when my inner project manager whispered in my ear and pointed at the risk register. Wrecking the Shapeways wheels would put me back a couple of weeks and $16 in shipping alone! For […]

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Vacuum chamber

My first plastic vacuum chamber for evacuating rubber Moldavia never held much pressure. For this attempt, I poked around at the local thrift store and ultimately came away with a pot and a tempered glass lid that will enable me to see what is going on inside. Until I got hold of it, there was […]

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First four tyres

The photo above presents the first four Proto:87 tyres to be found among the chips around my lathe.  These are the 30″ pilot wheels, and their brass centres need to have spokes cut in before getting soldered into the tyres. They’re not perfect, but every wheel is better than the last, and I think these […]

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Wheel Progress

Parts for the first wheel rolled off the lathe this week.  The engine truck wheels are only 8 mm in diameter, and have eight spokes.  The spokes themselves are only a couple of millimetres long, and so, I have elected to make these wheels in two parts – a tyre and a centre. I actually […]

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Unused tools

It’s hard to believe, but I bought this vise at the same garage sale where I got my drill press for fifty bucks fifteen years ago. For a lifetime, the drill press and vise had been part of a piano repair business, but even in 2003 nobody wanted real pianos anymore, and even fewer wanted […]

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