Silver Steel Cutting Speeds

February 5, 2017 0

The recommended cutting speed for silver steel is 15 to 25m/min Using this speed I’ve created the following table of cutting speeds: Diameter of material [mm] Spindle speed [rpm] Roughing Spindle speed [rpm] Finishing 3 [more…]

Palm Dead Blow Hammer

February 1, 2017 0

I was thinking about the idea of making a  dead blow hammer – really just an interest in the basic physics and then the design. I started by making the parts you can see in [more…]

Exhaust Silencer Design

January 29, 2017 0

The exhaust system on an internal combustion engine may be used to reduce noise and/or increase power. A pressure tapping is also used on many exhaust systems to pressurise the fuel tank and hence allow [more…]

Inline Twin Glow Engine

January 16, 2017 0

This engine was made in the summer of 1987. It has the cylinder liners, pistons and conrods from two OS 25FSR glow engines. The crankshaft was made in parts and the crankcase machined from a [more…]

1/12th Scale Globe

January 15, 2017 0

The end result displayed at the moment in what I describe as the model cube. I must admit that having thought about making a 1/12th scale globe my first problem was either making or finding [more…]