![]() ![]() ![]() like millicut/dreadnought files they can leave a pretty damn good finish on ally because when double cut burrs clog they start tearing/smearing the ally as it gets too hot. Drill America 8-Piece Tungsten Carbide Set Cutting Bit Accessory Kit. Help engines breathe deeper so they generate extra power under your right foot by smoothing out the roughest spots with our cylinder head porting tools. While they look insanely aggresive non ferrous burrs aren't necessarily. Shop rotary tool bits & wheels and a variety of tools products online at. for a 10mm dia burr 300m/min is ~ 10k rpm, 700m/min ~ 22500ish rpm and 1000m/min ~ 32k rpm Unsurprisingly it gives speed recommendations in metres/min as obviously dia of the tool makes a big difference to rpm. Second is specific to aluminium abrasives & techniques (let the tool do the work etc) in general but has stuff on burrs in it too. Tungsten Carbide Rotary Burrs.pdf and First link is specific to burrs but includes stuff on the 'proper' non ferrous type for aluminium. Dunno what the current fashion is, most people have started to accept that smoother isn't necessarily better and 'properly' polished is worse than just blending stuff with 80ish grit rolls or 40/60 grit flap wheels and stopping there? an 80 grit flap wheel gives a finer finish than a 80 grit sanding roll or drum. Also, look at Harbor Freight Tools you can pick up a cheap 1/4' electric grinder for porting. It will work but 1/4' is much faster I bought everything from these places: - McMaster-Carr, for 1/8' bits. ![]() Personally i'd say that 80 odd % of porting is usually cosmetic stuff that's kinda necessary to stop bar room/internet experts spouting nonsense because it doesn't 'look right' When it comes to the cosmetic stuff and general blending flap wheels are obviously 'gentler' than rolls/sanding drums as they have more give to them i.e. The dremel will be fine for aluminum but for cast you should really look into something else. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |