RE: inhibition problems with Sl-5510

From: DANIEL CHARLES DAVIS (DANIEL@proton.com.my)
Date: Tue Dec 01 1998 - 04:24:14 EET


Bob,

That is odd. I can't really help, but for reference we use SL5410
(similar chemistry I'm sure) and have had no problems with
platinum-based silicones such as T-4 or Axson 240. We paint our parts
as a rule, but have used SL5410 uncoated with both silicones with good
results.

Perhaps it is your finishing chemicals (we use TPM) or maybe the parts
are not fully cured and are off-gassing (time to change the PCA bulbs?).
Have you tried painting them first?

---
Regards,
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: Fusioneng@aol.com [SMTP:Fusioneng@aol.com] > Sent: Tuesday, December 01, 1998 4:27 AM > To: rp-ml@bart.lpt.fi > Subject: inhibition problems with Sl-5510 > > Is anyone else out there using SL-5510 resin. We are having major > problems > with inhibition with any silicone we have tried to mold, using our SLA > masters. We changed over from SL-5190 a month ago. No one warned us of > a > potential problem. We have tried Rhone-Poulenc V340, and Silastic T-2, > and > Silastic M-2 with no luck. These are all addition cured silicones. If > anyone > has any insight it would be greatly appreciated. > Bob Morton > Fusion Engineering > > For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/

For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/



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