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Jan 23, 2023 726 likes •959 views

A Presentation A Presentation from from Caldervale Technology Caldervale Technology Ltd Ltd www.caldertech.com www.caldertech.com www.bestpracticetooling.com 1 29/10/2012 The need for PE pipe The need for PE pipe surface preparation

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A Presentation A Presentation from from Caldervale Technology Caldervale Technology Ltd Ltd www.caldertech.com www.caldertech.com

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The need for PE pipe The need for PE pipe surface preparation and surface preparation and pipe clamping prior to pipe clamping prior to carrying out the carrying out the electrofusion process electrofusion process

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Why do electrofusion joints fail? Why do electrofusion joints fail?

1. Lack of preparation
2. Uncontrolled pipe restraint
3. Contamination
4. Out of round pipe
5. Failure to observe cooling cycle
6. Incorrect pipe scraping and peeling

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How can we resolve the problems How can we resolve the problems

1. Train not blame
2. Introduce correct procedures
3. Quality control
4. Re-round the pipe before jointing
5. Observe cooling cycle
6. Promote the use of clamps
7. Pipe scraping and preparation
8. Invest in best practice tooling

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Good jointing practices Good jointing practices Care and attention Care and attention Awareness Awareness Training Training Cleanliness Cleanliness Preparation Preparation

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Examples of what Examples of what’ ’s gone wrong s gone wrong

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Examples of prepared pipe Examples of prepared pipe

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Caldervale Technology Ltd Caldervale Technology Ltd Products by innovation not Products by innovation not imitation imitation www.caldertech.com www.caldertech.com

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Caldervale Caldervale Technology Ltd Technology Ltd Providing State of the Art Products & Providing State of the Art Products & Solutions for our Industry Partners Solutions for our Industry Partners www.caldertech.com www.caldertech.com