Re: [CAD_CAM_EDM_DRO] Strange plastic material

> From: "Arne Chr. Jorgensen" <instel@...>
> When I lived down at Florida Keys, I did a wild job. Arnold

Swartzenegger

> did the movie "true lies" and part of the scenes took place on the old

seven

> mile bridge.

Good story Arne! I saw the movie and remember the scenes on that bridge.

> The nuts and bolts were fake too. By some marks on the nuts, I think I
> found the original they had used as a mold. These fake items was made of a
> yellow, a bit grainy kind of plastic. It must have been in liquid form,

and

> poured into the molds. They were hard like some solid - real hard rubber,

and

> not brittle. I could penetrate it with a nail, but I could not "smash"

them

> with the hammer. I showed it to several, but no one had ever seen

anything

> like it.

My guess, from the color mainly, is urethane. Lots of automobile body parts
are cast (or molded) from urethane and are yellow underneath the paint. It's
a fairly stiff, rubbery plastic.

Matt