You may wish to check out Blum Blumotion runners, they contain a piston that
slows a drawer to a smooth stop.  Though typically used in residential
applications, I find the system stands up well in commercial applications. 

Link below:

http://www.blum.com/group/en/03/03/08/index.jsp;jsessionid=0000C8RWycicVoK7nxx5xDk5qdC:-1

I don't know if you would be able to retrofit into your current cabinetry,
but something to consider when developing specifications for future
fabrications.

Hope this Helps,

MattyMac

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