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Roll-Flo® Process


Roll flo process

"LeFiell Manufacturing Company"


Application: Jet Engine Nacelle Brace
General Specifications: Starting Blank – 10.545”/267.843 mm OD X 6.550”/166.37 mm ID X 64”/1,625.6 mm Long 7075
Extruded Hollow
Material Input Weight – 338 LBS/153.314 kg.
Final Part Configuration – 7.90”/200.66 mm OD (Center Section) X 90”/2,286 mm Long
Utilizing LeFiell Manufacturing Company’s Roll-Flo®process, the extruded Hollow Blank was reduced on the OD center section area, while keeping the ID constant and the ends larger with heavy walls.
Both end diameters are subsequently reduced to a calculated OD, then formed and machined into a clevis configuration.
Other material applications:
Aluminum Grades, Titanium, Alloy Steels, Stainless Steels, Nickel Alloys, and Metal Matrix



Process: Machined Complete

Input Weight: 409 lbs./ 185.519 kg
Starting Stock: Ø5.50”/139.7 mm x 90”/2,286 mm long
Input Weight: 605 lbs/ 274.423 kg

Process: Upset Ends and Machine
Starting Stock: Ø4.25”/107.95 mm x 102”/2,590.8 mm long
Input Weight: 409 lbs./ 185.519 kg

LeFiell Roll-Flo® Process
Starting Stock: Ø5.50”/139.7 mm x 43”/1,092.2 mm long
Input Weight: 289 lbs./ 131.088 kg
Additional advantage: Salvage a Ø2.2” x 43” long core

Please don't hesitate to contact us for one appointment info@epcifrance.com
To find out more about LeFIELL :www.lefiell.com
Les produits customisés sont les standards de demain

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de sa conception à la série.
40% des produits EPCI sont des produits customisés et/ou nouveaux.
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Contact Information

34.3 rue Ampère
ZA Les Portes du Vexin
95300 ENNERY
Email: info@epcifrance.com

Tél. +33 (0)1 34 48 34 10

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