Randall Young wrote:
>According to Bill Piggott, the Alfin drums supplied by ST came with >both
>types of fins, with the circumferential fins being less common.
>Does anyone know if the Datsun drums use the Alfin process ?
snip
>I believe that even with the lateral fins (which cool better due to >the
>'fan' effect) and the Alfin process (which reduces the heat >barrier),
>steel/aluminum drums do not cool any better than cast iron. >Their big
>advantage is the reduction in unsprung, rotating weight.
Randall,
I am not sure what is meant by the 'Alfin process'. Can you explain this for
me? From what I understand you saying there can be finned aluminium drums
made using the Alfin process and not using the Alfin process, is this
correct?
TIA,
Michael
63' TR4
69' 2000
Sydney, Australia
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