Re: [CAD_CAM_EDM_DRO] Plastic & UV - Materials Question

John wrote:

> Folks,
> have recently made a prototype holder for a UV lamp, its is one of these
> anti bacteria units. Used gray PVC, but after about 30 hours it became
> brittle, well customer dropped and it fractured into many bits!
> Can anybody recommend a material for this application, one for machining
> a prototype, and if possible for injection moulding when in production.
> Personally was thinking of HDPE or PP they are chemically pretty stable.
>
> any suggestions
>
> John

I think you are dealing with two separate problems here: first the heat and second the intense UV.
There are reasons why lamp holders are made from ceramic. In real volume the ceramics may not be too expensive.

Best of Luck,

Dave