Other Propellers certified for Ercoupes
The Aeromatic prop is certified for Ercoupes on a C75 or C85 engine installation. Due to its design it should give you an advantage in climb and cruise performance at the same time.
Here a Flight test with a C-75 engine and a Sensenich wooden propeller to compare.
COMPARATIVE FLIGHT TEST – KOPPERS CO. May 1, 1947 Aeromatic Propeller model F200 with 00-73E blades.
Ercoupe 415 C
Maximum speed not exceeding Rated Engine RPM
Altitude 1000 ft.
Altitude 3000 ft.
Altitude 5000 ft.
Cruising Performance at 2100 rpm
|1000 ft||95 mph||100 mph||5%|
|3000 ft||90 mph||100 mph||11.1%|
|5000 ft||85 mph||100 mph||17.6%|
Climb Performance@ 1260# GTOW
|First minute climb, fpm||660||800||21.2%|
|RofC @ 3000 ft.||510||530||3.0%|
|RofC @ 5000 ft.||355||360||1.4%|
Signed by H. R. Ulrich of Koppers Aeromatic Propeller Dept.