Biocomposite resin train door launched (MetroReport)

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TRB Lightweight Structures has developed a biocomposite resin based carbon fibre reinforced sandwich panel door leaf with a 100% recycled foam core which is fire rated for both surface and underground rail use.

This is lighter than an aluminium equivalent, can be operated using a less heavy duty mechanism and offers the potential for faster opening. It has a 40 year life expectancy.

The resin is derived from a renewable alcohol produced from a natural waste by-product from refined sugar production, which is non-toxic and does not use volatile organic solvents.

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Written by Long Branch Mike