High-performance aircraft need high performance propellers. In this episode of Tech Talk, Jim Reed, Technical Director at the Red Bull Air Race, talks about propeller performance as it relates to the standard race propeller: the 3-bladed Hartzell, make of Kevlar, with a stainless steel shank.
As Reed says, “Before these became standard, most pilots were using them anyway, because they were the best you could get.”
Check it out: