HPA

Temporary post to start a thread, so that I can use the thread link for an upcoming article in Aeromodeller. Please ignore for now, it will be locked until the article is published.

George

No not the Earl of Norton but a device to help sanding strip into trailing edge stock because one is much more likely to have some sheet the right thickness, grain and density than to find a commercial piece of TE that suits!

Today I started making another rubber powered plane. I'll tell you more about it when I am more advanced in the build (still waiting for a package of balsa from Balsa Central in Adelaide to get here so that I can start cutting ribs).Read More

Hi
I want to produce several lightweight accs for our models such as pilots engine cylinders and many other items. There is an ample availabillity of plugs and prototypes to use. My question is. The process pf using 2 component silicone for the mould is simple and easy.What sort of PU resin should...

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Hi all, hopefully a quick question. I have made a form to vacform a canopy for my latest model. When I tried to do the forming the plastic was not hot enough to form properly but it WAS hot enough to cause the sanding sealer/ dope surface of the mold to bubble and melt.
What finish to a mold will be heat proof enough for this to not happen please? Read More

One of my bugbears is finding that the drill I need to use is blunt. Above 3 mm I can use the Drill Doctor that I invested in when woodwork was my main hobby. However, model aeroplanes often require smaller diameter drills.

Often the suggestion is made that a replacement drill is cheap, so just get another

...

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