Something for the small operator

yes its close, i found a company in china making the neffco bowl with the continuous spiral, they even use American Goldminers video. i messaged them and am waiting on a reply
Appears to be a solid molded drum made out of rubber?
Let us know what you find out.
 

Any price on just the rubber drum?
Thanks
 

I've not been folowing this thread AND today have eye impairement

Will suggest Lil Bertha centrifuge search. Have tried one. The begining builder might could scale up size? they were in Indiana next to Chicago ?
 

I've not been folowing this thread AND today have eye impairement

Will suggest Lil Bertha centrifuge search. Have tried one. The begining builder might could scale up size? they were in Indiana next to Chicago ?
list small units for test tubes. Not sure about scaling up in size. Very high speed like 10,000 plus RPM's.
 

had to replace the valve stems on my dually rims yesterday and couldnt help but to think it sure had a nice bowl shape to it. wouldnt be hard to weld a 40 gallon drum or steel pipe to it and then glue in a rubber riffle. might have a lead on a used neffco bowl
 

then that got me into thinking of front wheel drive cars with disc brakes and a cv joint
now you have a solid base that can be driven by a belt drive pulley and you could bolt a stainless or any bowl to the lugs and the rotor for support and if you need parts just go to any parts store for whatever fails
 

had to replace the valve stems on my dually rims yesterday and couldnt help but to think it sure had a nice bowl shape to it. wouldnt be hard to weld a 40 gallon drum or steel pipe to it and then glue in a rubber riffle. might have a lead on a used neffco bowl
Perhaps the rim bowl shape could be drilled to bolt in a rubber shape?
 

yes, exactly. whatever the bolt pattern is. its probably easier to just chop the rear drive axle instead of a fwd car and couple it to an angle drive gear box just because of the gear reduction.
 

the 'lil bertha gold centrifuge about 5 years ago was a start-up operation .about 2 grand . gas or electric.
i visited a guy who had one to try my raw material. if i'd had any gold i'd have one of my own. thru put as fast as you could load it.
 

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