Comparison of Coatings (Paint) Removal with WaterJet (hydroblast, water jetting) and Abrasive Blasting
Posted on 27. Nov, 2018 by Lydia Frenzel.
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 […]
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WJTA- IMCA Hydroblasting Certification At the 2017 WJTA- IMCA meeting (WaterJet Technology Assocation and Industrial & Municipal Cleaning Association), Bill McClister- of Veolia North America, and Gary Noto- of Hydrochem PSC, gave an update on the WJTA- IMCA Hydroblasting Certification. WJTA_IMCA is moving towards industrial cleaning by water jetting (hydroblasting) to be a certified Craft. […]
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2017-Dec-02. I put some of the articles which are hiding in the posts into the downloads page. Most of the articles are scattered in the posts.
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Why is steel dull gray after Waterjetting? What does the profile look like under rust?
Posted on 31. Jul, 2017 by Lydia Frenzel.
This is a monograph on why steel looks dull gray after waterjet cleaning. What does the profile look like under rust? The simple answer is that abrasives leave debris behind which reflects back the light; abrasives plow the surface and create plateaus. Water jet cleaning (Hydroblasting) removes the debris and doesn’t form flat surfaces. Grey […]
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Waterjetting Technology Assoc. WJTA-IMCA Conference Oct – 2017 New Orleans
Posted on 31. Jul, 2017 by Lydia Frenzel.
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. […]
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BHR Group 2016 23rd International Conference on Waterjetting
Posted on 13. Nov, 2016 by admin.
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 […]
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WJTA-IMCA Exhibition-Demonstration Nov 2-3,2016 New Orleans LA
Posted on 30. Sep, 2016 by admin.
The 2016 WJTA-IMCA is a two day filled meeting with practical talks and demos. The registration is $30 (one day) to $45 (2 day). The WJTA_IMCA features a panel discussion on the Future of the Industry which includes contractors, owners, and equipment manufacturers : Jim Ashmead, E.I. DuPont Rawlin Brown, StoneAge, Inc. Bradley Coble, PSC […]
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Comparison of Wet Abrasive Blast (WAB) and Dry Abrasive Blast Cleaning
Posted on 04. Feb, 2016 by admin.
There are many methods of wet abrasive blast cleaning (WAB) in surface preparation to remove coatings. Since the 1980’s, Carolina Equipment and Supply Co. (CESCO) has been supplying WAB equipment along with recycling methods. Recently CESCO sent me two youtubes to directly compare traditional dry abrasive blast cleaning and Wet Abrasive Blast Cleaning using their […]
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Quality of Water to Protect High Pressure Pumps and for Surface Preparation of Coatings
Posted on 29. Oct, 2015 by admin.
For 30 years, I have received questions about the quality of water that should be used for removal of coatings. How much dissolved material or minerals gets left on the surface? Just recently after an hour long webinar to 200 people, the question was “What should the quality of the water be?” Among the first […]
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Pipeline Integrity Congress – ReCap
Posted on 30. Nov, 2014 by admin.
The attendees and speakers at the Pipeline Integrity Congress covered all aspects of crude pipeline transport. There was a mix of academics, operators, and contractors- or suppliers, each of us with a different viewpoint. As typical of a conference organized by European managers, there was time to hear a talk, discuss it, then have a […]
