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Method for Installation of PEHD Manholes

– a technical report with 29 self-explanatory Figures –   1. HDPE Manhole & Chamber Design PEHD Manhole and Chamber design stipulates various manufacturing configurations dependent upon actual site conditions. A number of factors including water table height, depth of cover and backfilling materials have significant impact on base configurations. Where PEHD Manholes and chambers

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17. October 2013 – Krah Community Party Undead rising – presentation of the Calendar 2014

  On Thursday the 17th of October, during the Krah Community & Friends Party, the new calendar for the year 2014 will be presented. The location of the party will be loft26 in 41460 Neuss. During the last 3 months several photo shootings were done in Argentina and also in Estonia. A small “making of”

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ArabPlast 2013

DUBAI– ArabPlast is the largest and most established trade fair for plastic and rubber industry in the Middle East. This is an excellent place for the manufacture companies to exchange their ideas and experience in new technologies. Overall, 900 international firms from 41 countries across the world exhibited various kinds of plastics, rubber and petrochemical

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Why should you design, use and produce KRAH Pipe System for pressure- and gravity applications?

1. Problems in existing sewage pipe lines The Krah Pipe System has been designed to solve the major pipe failures in existing pipelines. According to a German study made by ATV the failures were divided into several sub-failures. But always the result was infiltration and exfiltration and the maintenance /repair costs are very high. As

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Thermoplastic manholes for and out of large diameter pipes

Introduction Manholes are, beside pipes and fittings, an essential element of underground pipe-systems. They are used for maintenance and inspection of sewers, sampling point or are fixed part of process technology / fluid engineering. The fabrication of thermoplastic manholes can be done in different ways of production. While, in smaller dimensions (DN ≤ 800), blow

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BorECO™ High Modulus PP (PP-HM) for sewer applications

Introduction Polypropylene has an excellent track record after more than 30 years of service for non-pressure sewage and drainage applications. The inherent material properties and their development, energy and cost efficiency, pipe design and ease of manufacture and installation have contributed to this success. The traditional cornerstones of the requirements profile such as impact resistance,

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Krah Comtruder® Technology ready for High Modulus Polypropylene BorEco BA212 E

In August 2012 representatives of Borouge and Borealis have visited Krah AG to attend the tests of the Krah Comtruder®-Technology using their high stiffness Polypropylene. The tests were made on a machine sold to the Ukraine and the test runs were made using BorEco BA212E. The customer was very pleased about the results of the

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