RE: RTV molds with SL5410

Date: Mon Feb 22 1999 - 02:49:47 EET


We use 5410 (for nearly one year) for RTV moulding. The best method to
avoid inhibition is to paint the SL model before using it as a master.
We use lacquer and/or enamel auto body paint. We generally use Dow T-4
or Axson Essil 240 silicones with good results.

When trying new RTV materials, we test a small amount first before
committing to a complete mould. Thsi usually includes a small SL model
(bare) and painted samples using whatever paint we are using at the

Dan Davis
PROTON Rapid Prototyping & Manufacturing Center
Hicom Industrial Estate
Batu Tiga, PO Box 7100
Shah Alam, 40918 Selangor MALAYSIA
+60 3 515-2380 phone/fax

> -----Original Message----- > From: [] > Sent: Saturday, February 20, 1999 3:21 AM > To: > Subject: RTV molds with SL5410 > > > > Dear List: > Has anyone had trouble using Ciba Geigy SL5410 as a master for RTV > molds? > We molded some platinum based RTV rubber around our master and where > the > rubber was in intimate contact with the model, the rubber didn't setup > very > well. It was very sticky. > Regards, > Jerry Salhus > > > > For more information about the rp-ml, see

For more information about the rp-ml, see

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