I would suggest that you machine the rigid part out of the ABS and then use it as a Blank in a RTV Rubber Mold. A Urethane Elastomer about Shore A 30 would give you a firm rubbery consistency. Make your mold out of RTV silicone rubber.
Cote' Art & Engineering
----- Original Message -----
From: "Ian Gibson" <firstname.lastname@example.org>
Sent: Tuesday, April 10, 2001 7:01 PM
Subject: Another question
> Dear rp-ml
> I have a contact who wants to coat plastic parts with a 'rubber-like'
> material. The requirements are similar to the elastomeric materials used
> for toothbrush handles and on pen barrels.
> As I understand it, this is normally achieved using removable insert
> injection moulding, which is costly and we don't want to go this route
> without knowing that it works first.
> Is there a way to prototype this effect by spray coating an elastomeric
> compound on to a plastic part?
> Dr. Ian Gibson
> Associate Professor
> Dept. Mechanical Engineering
> The University of Hong Kong
> tel: +852 28597901
> fax: +852 28585415
> email: email@example.com
> Don't look around to find the sound that's right beneath your feet.
> For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
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