Ceramic Piston Plunger, 60K & 94K

HJ-100013-1

H2O part number: 100013-1

FLOW PART NUMBER: 010253-1

FOR PRICING, PLEASE EMAIL PARTS@HJWATERJET.COM OR CALL US AT 706-529-3620

The innovation of HJ Waterjet, Inc.’s 100% ceramic plunger lies in its all-ceramic composition, which offers a significant advantage over traditional piston plungers with metal shoulders.  The ceramic material provides a smoother operation and greater reliability, which in turn extends the seal life of the pump.  Furthermore, the absence of metal eliminates the risk of component separation caused by varying thermal expansion rates, ensuring a more consistent and maintenance-free performance.

Ceramic Plunger | HJ-100013-1 | Premium 100% Ceramic Intensifier Plunger for 60K & 94K Waterjet Pumps


The Ceramic Plunger HJ-100013-1 is a high-performance replacement component engineered for use in ultra-high-pressure waterjet intensifier pumps operating at 60,000 PSI and 94,000 PSI. Manufactured from 100% solid ceramic, the HJ-100013-1 premium Ceramic Plunger provides exceptional wear resistance, superior sealing performance, and significantly longer service life compared to conventional piston plungers that utilize metal shoulders or bonded components.

Designed for H2O Jet 100013-1, Flow 010253-1, TL-001005-1, 20457912, and 1-11309, the Ceramic Plunger HJ-100013-1 serves as the critical interface between the hydraulic drive system and the high-pressure water circuit. Its ultra-smooth precision-ground surface minimizes friction against high-pressure seals, reducing wear, improving pump efficiency, and extending maintenance intervals.

Unlike traditional plungers with metal shoulders that can separate due to thermal expansion differences, the one-piece ceramic construction eliminates this failure point, resulting in greater reliability and more consistent performance in demanding industrial cutting environments.

 

Key Features & Benefits

100% Solid Ceramic Construction

Manufactured entirely from advanced wear-resistant ceramic for maximum durability, dimensional stability, and corrosion resistance in ultra-high-pressure applications.

Extended HP Seal Life

The ultra-polished ceramic surface reduces friction and abrasive wear on high-pressure seals, helping lower maintenance costs and increase uptime.

Eliminates Metal Shoulder Failure

One-piece ceramic design removes the risk of separation commonly associated with metal-backed plungers exposed to thermal cycling.

Maximum Pressure Performance

Engineered for reliable operation in intensifier systems producing pressures up to 94,000 PSI while maintaining consistent reciprocating motion and water compression efficiency.

Superior Wear & Corrosion Resistance

Highly resistant to abrasion, mineral buildup, water contamination, and harsh operating conditions encountered in industrial waterjet environments.

 

Compatible Part Numbers

  • H2O Jet: 100013-1
  • Flow: 010253-1
  • Flow: TL-001005-1
  • KMT Reference: 20457912
  • Accustream: 1-11309
  • Additional Reference: C-1996-1

 

Applications

  • Waterjet intensifier pumps
  • Flow 60K & 94K systems
  • H2O Jet intensifier pumps
  • Aerospace manufacturing
  • Automotive cutting operations
  • Stone and tile fabrication
  • Metal processing
  • Composite material cutting
  • High-volume industrial waterjet facilities

 

Maintenance Recommendations

For maximum seal life and performance, inspect the ceramic surface during every major pump service. Replace the plunger if grooves, scratches, chips, or surface imperfections are detected. Even minor damage can accelerate seal wear and reduce pump efficiency. Clean only with a soft, lint-free cloth and avoid impacts during installation, as ceramic components can be damaged by improper handling.

 

Why Choose HJ Waterjet Ceramic Plungers?

HJ Waterjet ceramic plungers are engineered for customers demanding maximum uptime, longer maintenance intervals, and superior cutting performance. The advanced all-ceramic construction delivers smoother operation, increased reliability, reduced seal wear, and improved overall pump efficiency compared to conventional metal-backed alternatives. Whether operating a 60K or 94K intensifier system, the HJ-100013-1 Ceramic Plunger provides the durability and precision required for continuous industrial production.

** HJ WATERJET IS IN NO WAY AFFILIATED WITH GMA, EBBCO, KENNAMETAL, KMT, FLOW, BFT, H2O, OMAX, ACCUSTREAM, HYPERTHERM OR TECHNI. PART NUMBERS ARE FOR CONVENIENCE ONLY.

© 2026 HJ WATERJET. ALL RIGHTS RESERVED.

EMAIL US

Our website uses cookies. By continuing to surf on the page, you agree to us using cookies. Click here for more information.

I understand