Tag Archives: surface preparation

Comparison of WaterJet and Abrasive Blast Coatings Removal

November 27, 2018

Comments Off on Comparison of WaterJet and Abrasive Blast Coatings Removal

Here is a posting of a comparison video of UHP WJ coatings removal (hydroblast, waterjetting) with dry abrasive blast cleaning. (AB) It is the smallest particles which drift from the site, that you never see, which causes lung damage. One of the abrasive blast sites was in an 1850’s california village. few precautions were taken […]

Continue reading...

Why is steel matte gray after Waterjetting (hydroblasting)

July 31, 2017

Comments Off on Why is steel matte gray after Waterjetting (hydroblasting)

Why is Steel dark Gray after hydroblasting?  What does the profile under corrosion look like? A short monograph. dark grey steel  

Continue reading...

WJTA-IMCA Conference Exhibition 2017-Oct New Orleans

July 31, 2017

Comments Off on WJTA-IMCA Conference Exhibition 2017-Oct New Orleans

WaterJetting Technology Association – Industrial Municipal Cleaning Association WJTA-IMCA Conference & Expo ERNEST N. MORIAL CONVENTION CENTER October 25-27, 2017 New Orleans Eight Reasons Leading Companies are Attending the WJTA-IMCA Conference & Expo Every year, the most forward-looking and progressive contractors, facility/asset owners, and suppliers of all sizes have high level participants at the WJTA-IMCA. […]

Continue reading...

BHR Group 2016 23rd International Conference on Waterjetting

November 13, 2016

Comments Off on BHR Group 2016 23rd International Conference on Waterjetting

The WJTA-IMCA exhibition in New Orleans is over for 2016.   I missed a good exhibition and round-table of practical talks and a chance to mingle with colleagues. However, I was preparing for the BHR Group Waterjetting 2016 conference in Seattle on Nov 15-18. This BHR group conference is typically held in Europe so it […]

Continue reading...

Newsletter Advisory Council NACE Meeting 2016-03 WJ IN Vancouver BC

September 19, 2016

Comments Off on Newsletter Advisory Council NACE Meeting 2016-03 WJ IN Vancouver BC

New Build-Brazil; ISO Meeting Trip Report NACE Corrosion 2016 March Vancouver BC By: Lydia Frenzel I, Lydia Frenzel, scrutinized the program to see if the UHP WJ/ paint maintenance community might find a niche for applications as this conference has paint/coatings, railcar, marine, and pipeline sections but focuses on corrosion, cathodic protection, alloys-and metals. Prior […]

Continue reading...

Microscopic Analysis of Steel after Waterjet Cleaning

February 25, 2016

2 Comments

In the late 1990’s,  I received a report from Materials Evaluation Laboratory.  The report is copyrighted.  The pump company had cleaned UHP WJ on panels supplied by a major oil company.  Materials Evaluation Laboratory analyzed the substrate with microscopy and metallurgy compared to abrasive blasting.  This was at the time that UHP WJ was scarce and […]

Continue reading...