FOOTHILL RANCH, Calif.--(BUSINESS WIRE)--A new test service introduced by Bal Seal Engineering, Inc. offers verified performance results for Bal Seal® low-friction spring-energized seals used in rotary/face applications. According to the company, the service will help OEMs and tier suppliers eliminate unnecessary costs, delays and complications associated with in-house or outsourced seal testing. Rotary/face seals are frequently used in dynamic housings and mounts to protect electronics and oth