Nancy2 wrote:
>
> yetanotherBob wrote:
> > The older machines did come with cast aluminum alloy beaters and dough
> > hooks (and some pretty crummy plated steel mixing bowls which got really
> > nasty when the plating wore off). The epoxy coated beaters and SS bowls
> > came relatively recently in the KitchenAid lineage.
> >
> > I've seen the effect the OP described, with bread dough, and assumed it
> > was oxidation rubbing off. But I don't know what can be done to prevent
> > it. I would try washing off the beater with something mild and gently
> > abrasive like Bon Ami or maybe baking soda just prior to use to see if
> > that helped.
> >
> > But I would also look into replacing the beaters with newer, coated
> > ones, if only because of the persistent negative buzz about the effects
> > of execssive intake of aluminum compounds. There's probably a reason
> > why KitchenAid started coating their beaters, beyond the "attractive
> > gray swirl effect" the old ones sometimes produced...
> >
> > Bob
>
> That "persistent negative buzz" has no basis in fact.
>
> N.

Indeed. Also the commercial Hobart version of the Kitchenaid mixer, the
N-50 has uncoated AL paddles and dough hooks as do the big boys.

Pete C.