Sprue orientation

[Piquant]

Any measurable reduction in ball diameter? Is your HF mill spinning at the factory speed? I've got one but sped it up for powder milling.

I sped it up. Put 1/2 ID 3/4 OD hose on the drive end.

 

[Piquant]

No reduction in size that I noticed. I found that being dimpled It‘s makes is harder push to in.