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Seal Repair Division

Apex Sealing has decades of seal repair experience. From start to finish, our main goal is to get your seal repaired to like-new condition, while reducing customer cost and downtime.

sales staff mechanical seals


  • Our experienced staff is committed to giving our customers comprehensive solutions quickly.

  • Diverse network of domestic and international suppliers that allow Apex to provide high quality parts, quickly and cost effectively.

  • Field service, evaluation, training and direct end-user consultations as needed.


  • Thorough, documented seal breakdown

  • Seal analysis concentrated on root causes of failure

  • All repair alternatives are detailed to give customers best options for complete restoration or exchange

  • Engineered design of replacement parts

  • Meticulous reassembly of seals to like-new operating condition

  • All seals rebuilt to OEM standards

Seal repair back together


  • Diamond-charged lapping tables with precision seal surface lapping to 2-3 lightbands

  • Surface grinding- All face materials

  • Ultrasonic cleaning tanks

  • High temperature insertion plates

  • I.D. Bellows pressure testers

  • Universal cartridge test stand for all industry types

  • Monochromatic lights

  • Optical flats

  • High pressure bead blasting

  • Digital spring load tests

  • General machining

  • Close tolerance measuring instrumentation

  • Metal buffing and polishing station


  • Diverse seal parts inventory to expedite repairs faster.

  • Custom engineered components, seal faces, springs, machined parts, setting clips, O-rings, etc.

  • Complete ANSI cartridge repair kits for the most common manufacturers.

  • Large inventory of competitors parts

  • Quick sourcing of domestic and international seal parts.

  • Comprehensive restoration capabilities for mixers and agitator seals of all sizes.



  • Apex typically quotes all repairs within 48 hours of receipt. 

  • Apex returns all repairs with no freight charges for ground shipments

  • Free estimates and evaluations and the industry's most aggressive price structure.

  • For competitor repairs, you pay only the wholesale costs, parts and labor (not arbitrary percentage of new).

  • When needed, we provide detailed failure analysis, new seal exchange programs, engineered solutions to troublesome applications or aggressive replacement costs for non-repairable seals.


  • Highest quality of raw materials

  • Detailed material specs

  • Custom designed pressure test units

  • Certified instruments of measure

  • Large library of competitive seal and pump data

  • Every cartridge repair is pressure tested and returned to like-new operating condition

pressure tester
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