This stuff?
http://http://www.plascore.com/custo...omb-panels.php
At Autospeed, please find an article on the TREV:
Building an Ultra Light-Weight Car, Part 1
Quote:
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The material used to form the primary structure of the car is 20mm thick composite sandwich panel, comprising a 18mm honeycomb core faced with 1mm fibreglass reinforced with epoxy resin. The material is produced in Australia by Ayres Lightweight Panel Systems and is their Ayrelite 2016 panel. In 20mm thickness it has a mass of 1.7kg per square metre. Go to Home | Ayres for more details.
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The article shows fabrication details. See also
Cardboard Cars?
http://http://www.inrekor.com/ have sorted out the design, fabrication and fastening details with the material. I covet their flat-pack VW Type I floorpan replacement.