Shale POWER Directory


Company Information


BelleFlex Technologies
706 Eljer Way, Ford City, Pennsylvania 16226

BelleFlex Technologies manufactures Belleville Disc Springs and Belleville Spring Flange Washers. We specialize in challenging applications such as Subsea, Subterranean, Space, High & Low Temperature, Corrosive, Safety and other Severe service environments. We also manufacture custom machine parts and have both water jet and fiber laser cutting systems. Our PulFlex division produces fiberglass and carbon fiber pultrusions, focusing on specialty applications like high strength to weight ratio composite materials, hybrid resin systems and custom woven and stitched material solutions.


For information, please contact:

Fran Pugliese

Business Description

BelleFlex Technologies, Belleville springs are commonly used on high temperature valves, flanges, heat exchanges and other bolted gasketed joints that are difficult to keep tight and leak free. They are used to to reduce maintenance, leaks and fugitive emissions. They are also used on applications were vibration is a problem.

Belleville springs are commonly used on cryogenic applications such as valves, flanges, heat exchanges and other bolted gasketed joints that are difficult to keep tight and leak free. They are used to to reduce maintenance, leaks and fugitive emissions. They are also used on applications were vibration is a problem.

Belleville springs are used in downhole tools like drill bits, snubbers, shock jars and fishing tools. They can maintain very high loads in small spaces and function well in severe service.

Your Value Proposition

Using Belleville springs on problem valves and flanges, reduces maintenance, which reduces cost and maintains production.


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