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John Minchell
@john-minchell
Active Member
Joined: March 15, 2023 5:42 pm
Last seen: April 9, 2024 5:43 pm
Topics: 1 / Replies: 16
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RE: perma-grit 45 degree jig

Jonathan any chance of having the files also please? Regards John

10 months ago
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RE: 3D printing software - slicer recommendations

I've just got to use Prusa slicer for the first time over last weekend and found it surprisingly easy. The standard settings printed to component spo...

10 months ago
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RE: BMFA In the Air Tonight - 20/06/2023 - Using drone technology to bring smarter & greener logistics to the NHS. - with Apian Aero.

Hi Barrie/Andy is it possible to invite non BMFA members to this ITAT session? I have just been asked to be a mentor on modelling / airframe / constr...

12 months ago
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RE: Cutter and toolholding

Thanks for your reply Barrie - very useful. I will purchase a selection of milling cutters from Drill Service as per your recommendation. As far as ...

1 year ago
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RE: Cutter and toolholding

Barry is there a reference table, book or spreadsheet, which tells me what kind of cutter to use for what type of material and type of machining opera...

1 year ago
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RE: Your favourite 3D print filament

@rong Thanks Ron that eases my concerns. So I should be ok with ABS etc. using the standard nozzle.

1 year ago
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RE: Your favourite 3D print filament

Chaps, do you need to change the drive wheels or nozzle when using some materials, as I am reading that some (like carbon filled) are much more abrasi...

1 year ago
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RE: 3D printed aluminium crankcase

Looks impressive that Barry. How does the cost of printing it compare to casting then machining? I assume that the bearing housings and cylinder bor...

1 year ago
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RE: New addition to workshop

Where do you guys buy Isopropyl Alcohol for cleaning the steel base sheet? Prusa say not to use acetone (which I already have).

1 year ago
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RE: New addition to workshop

Thanks Robert & Ron, I've already used the factory Prusa chat helpline and downloaded the manuals and the service manual so a bit of insomniac rea...

1 year ago
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Replies: 5
Views: 156
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RE: BMFA In the Air Tonight - 11/04/2023 - A continuation of wing rib fabrication using Fusion 360 with Ron Gray - recording added

That sharp eyed chap was me Ron. Will the "DXF for laser" add-on be usable for me to then cut the ribs etc. with a 3 axis Stepcraft mill, as I don't ...

1 year ago
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RE: Identifying Unknown Airfoil Sections

Blimey a Baron Knight, I came across the fuselage for a Baron Knight in loft about a month ago, built the model in about 1966 I think! No wings thou...

1 year ago
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RE: Identifying Unknown Airfoil Sections

Isn't it more a case of deciding which airfoil you need from the existing files out there (like) and downloading that? The decision being made from t...

1 year ago
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