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Customer Case Study: Nozzle life improvement up to 25% with Kennametal ROCTEC APX!* 


GMA Europe customer has been in the waterjet business for 25 years. They provide waterjet cutting services for the porcelain and ceramics industries worldwide. To be competitive, job shops must invest in high precision technology. Waterjet cutting machines increase the productivity of job shops, helping them to provide superior service to their customers at minimum operation costs. 


  • Material: Porcelain tiles that receive a surface glazing treatment and a special coating of liquified glass material
  • Machine: Waterjet cutting machine utilizing 60,000psi water pressure technology
  • Application: High precision waterjet cutting is required to obtain an excellent surface finish with the best possible cutting-edge quality.
  • Customer originally used Kennametal ROCTEC 500 for the application.


Kennametal ROCTEC APX with GMA Garnet ClassicCut™ 80 or 120 

Cutting Test

Customer tested Kennametal ROCTEC 500 vs. Kennametal ROCTEC APX in their cutting center for 3 months. 


Nozzle life increased up to 25% with Kennametal ROCTEC APX!


  • GMA Europe customer statement, “Kennametal APX nozzles are ideal for use in precision cutting applications where long, uninterrupted cuts and close tolerances must be maintained for long periods to keep part integrity and minimize expensive scrap due to premature nozzle failure.”
  • GMA Europe customer is very satisfied with Kennametal ROCTEC APX performance and has decided to use it exclusively for their waterjet cutting operations!

*Case study data submitted by Kennametal ROCTEC waterjet nozzle distributor GMA Europe

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