Large temperature gradients can be detrimental to the gel coat of FRP booms. Major swings in environmental conditions of the [...]
Understanding FRP Booms and their Use in Aerial Devices
Posted by Waco Boom on 04/03/2011Introduction The need to deliver electricity to the customer in an efficient and reliable manner has become an imperative for [...]
How FRP Pipe is Constructed
Posted by Waco Boom on 04/02/2011Three different processes are commonly used to fabricate fiber reinforced plastic pipe: filament winding, centrifugal casting and hand lay-up. Filament [...]
Thermosetting Resins Used in FRP Pipe
Posted by Waco Boom on 04/01/2011The following article is taken from Dow Chemical publication about FRP pipe. The materials and processes discussed are similar to [...]
Transverse Strength
Posted by Waco Boom on 03/31/2011Three 6×8 ID thin wall booms were tested to destruction and resulted in an ultimate strength (outside facing stress) of [...]
Ultrasonic Testing
Posted by Waco Boom on 03/30/2011The ultrasonic test for voids and delamination in fiberglass booms is necessary for booms produced by centrifugal casting and hand [...]
AC vs. DC
Posted by Waco Boom on 03/28/2011Waco Boom Co Ltd tests 100% DC on their fiberglass booms. They also have a HI-POT AC tester capable of [...]
Safety Factors
Posted by Waco Boom on 02/27/2011ANSI A92.2 dictates that for a non-ductile material (fiberglass, with about 3% elongation) must have a design stress of less [...]