February 25, 2017 Nigel 0

A crankshaft machined from a solid piece of mild steel. This is quite a daunting thing to machine for the new model engineer and so I have described the steps I’ve taken in making this [more…]

Silver Steel Cutting Speeds

February 5, 2017 Nigel 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 Nigel 3

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…]