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FDS air tube formwork – new simple groutingalternative to thixotropic mortar


Pfeifer Seil- und Hebetechnik GmbH, 87700 Memmingen, Germany

 


The German governmental building authority approval for the wire rope system, called the “VS System” by Pfeifer Seil- und Hebetechnik GmbH in Memmingen, shows small differences in design resistance between grouting and a plastic mortar pressed into the VS joints. The expected resistance is smaller with the plastic mortar as it is liable not to fill out the joints completely. A still greater difference occurs with other competitors’ systems. This is due to the fact that the viscous material of the plastic or thixotropic mortar – comparable to the consis - tency of toothpaste – cannot completely envelop all corners and hollow spaces. This means, in turn, that unfilled areas remain that do not effectively transfer loading. FDS

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Pfeifer Seil- und Hebetechnik GmbH
Dr.-Karl-Lenz-Straße 66
87700 Memmingen, Germany
T +49 8331 937290
F +49 8331 937342
www.pfeifer.de
info@pfeifer.de


CPi worldwide journals are trade journals for the concrete and precast concrete industry that are published in 10 different language editions in more than 170 countries. These trade journals, with their practical editorial reporting on research, production and applications, are specifically addressing the decision makers of the concrete and precast concrete industry.

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