# Materials **URL:** https://forum.formlabs.com/c/support-troubleshooting/materials/41.md?page=2 [Latest](https://forum.formlabs.com/latest.md) · [Categories](https://forum.formlabs.com/categories.md) · [Tags](https://forum.formlabs.com/tags.md) **Page:** 3 --- ## [Silicone 40a wash](https://forum.formlabs.com/t/silicone-40a-wash/37686)
**Author:** [@SteamFactory](https://forum.formlabs.com/u/SteamFactory)\ **Replies:** 4\ **Last updated:** [March 4, 2024, 3:44pm UTC](https://forum.formlabs.com/t/silicone-40a-wash/37686 "2024-03-04T15:44:00Z")
The wash recommendations for Silicone 40A aren’t clear. Both IPA 99% and N-Butyl Acetate are mentioned to be used to make a “wash solvent blend”. Is there a recommendation for mixture? is it 50/50? Can IPA alone work? A… --- ## [Durable Resin Viscosity - wiper issues](https://forum.formlabs.com/t/durable-resin-viscosity-wiper-issues/37543)
**Author:** [@kmisher](https://forum.formlabs.com/u/kmisher)\ **Replies:** 2\ **Last updated:** [January 8, 2024, 1:14am UTC](https://forum.formlabs.com/t/durable-resin-viscosity-wiper-issues/37543 "2024-01-08T01:14:23Z")
I am using Durable Resin in a Form3. I purchased the resin in July 2023, and noted how much thicker it is than the clear and white I typically use. Now it seems even thicker and the wiper in the tank really struggles to … --- ## [Which of the resins is best for making props for vacuum forming?](https://forum.formlabs.com/t/which-of-the-resins-is-best-for-making-props-for-vacuum-forming/37239)
**Author:** [@illuminatedRS](https://forum.formlabs.com/u/illuminatedRS)\ **Replies:** 16\ **Last updated:** [December 14, 2023, 7:44pm UTC](https://forum.formlabs.com/t/which-of-the-resins-is-best-for-making-props-for-vacuum-forming/37239 "2023-12-14T19:44:09Z")
I was wondering….does it matter which resin that you use for working with a vacuum former? I know the sheet gets very hot and gets pulled around the part really fast when vacuum formed …is there any resiins that are be… --- ## [Tough 2000 thickening over time](https://forum.formlabs.com/t/tough-2000-thickening-over-time/37387)
**Author:** [@bmotorsports](https://forum.formlabs.com/u/bmotorsports)\ **Replies:** 1\ **Last updated:** [December 5, 2023, 3:45pm UTC](https://forum.formlabs.com/t/tough-2000-thickening-over-time/37387 "2023-12-05T15:45:05Z")
Most of my prints have been in Tough 2000. I’ve noticed that if I don’t print for ~3 months or so the resin in the vat thickens even when its covered with the Form 3+ cloth cover. I leave the tank open during this period… --- ## [Hi Temp Warp/Shrink during Cure](https://forum.formlabs.com/t/hi-temp-warp-shrink-during-cure/37390)
**Author:** [@SectorMicrowave](https://forum.formlabs.com/u/SectorMicrowave)\ **Replies:** 1\ **Last updated:** [December 5, 2023, 3:36pm UTC](https://forum.formlabs.com/t/hi-temp-warp-shrink-during-cure/37390 "2023-12-05T15:36:29Z")
I printed a fixture that came out of the printer fine (3+) but it warped and shrunk slightly during curing phase at 80C for 120min. I think the hi temp cure is to blame so I want to run it in a couple stages, 60C for 60m… --- ## [What is the melting temperature of the formlabs resin?](https://forum.formlabs.com/t/what-is-the-melting-temperature-of-the-formlabs-resin/3239)
**Author:** [@Christopher\_Eyhorn](https://forum.formlabs.com/u/Christopher_Eyhorn)\ **Replies:** 10\ **Last updated:** [January 17, 2015, 7:52pm UTC](https://forum.formlabs.com/t/what-is-the-melting-temperature-of-the-formlabs-resin/3239 "2015-01-17T19:52:38Z")
I'm working on printing a new extruder head for my Ultimaker 2 that offers better head cooling. I would like to print with my Form 1 but couldn't find the melting temp of the resin since the head heats up to 260 C when … --- ## [Castable Wax 40 won't adhere to build platform](https://forum.formlabs.com/t/castable-wax-40-wont-adhere-to-build-platform/36314)
**Author:** [@Vladimirth](https://forum.formlabs.com/u/Vladimirth)\ **Replies:** 6\ **Last updated:** [October 9, 2023, 5:31pm UTC](https://forum.formlabs.com/t/castable-wax-40-wont-adhere-to-build-platform/36314 "2023-10-09T17:31:48Z")
I just received a new cartridge of Castable Wax 40 (V1) and a new resin Tank LT from Formlabs. I have spent the day trying to get it to print only to be unsuccessful everytime. I have had no problem at all printing with … --- ## [Removing Rigid 10K Parts](https://forum.formlabs.com/t/removing-rigid-10k-parts/36194)
**Author:** [@rauschjohn16](https://forum.formlabs.com/u/rauschjohn16)\ **Replies:** 8\ **Last updated:** [July 31, 2023, 3:39pm UTC](https://forum.formlabs.com/t/removing-rigid-10k-parts/36194 "2023-07-31T15:39:14Z")
HI All, I’m working with Rigid 10K on a 3L and having issues removing the 10K prints from the print bed. They have adhered phenomenally well to the plate and just want stick. The raft is just shattering into small piece… --- ## [Creating a ceramic shell for large casting](https://forum.formlabs.com/t/creating-a-ceramic-shell-for-large-casting/36356)
**Author:** [@Tommy1](https://forum.formlabs.com/u/Tommy1)\ **Replies:** 6\ **Last updated:** [June 13, 2023, 4:30pm UTC](https://forum.formlabs.com/t/creating-a-ceramic-shell-for-large-casting/36356 "2023-06-13T16:30:00Z")
Hi, I am trying to create a ceramic shell to cast a two-foot-tall bronze sculpture. I tried using the castable wax, but the ceramic shell cracked apart during the burnout. The sculpture foundry did not do the FL recomme… --- ## [Using printed parts for electrochemical cell](https://forum.formlabs.com/t/using-printed-parts-for-electrochemical-cell/36280)
**Author:** [@bahram\_vn](https://forum.formlabs.com/u/bahram_vn)\ **Replies:** 1\ **Last updated:** [May 30, 2023, 1:37pm UTC](https://forum.formlabs.com/t/using-printed-parts-for-electrochemical-cell/36280 "2023-05-30T13:37:43Z")
In our research center, we plan to print some cells for electrochemical tests. We are concerned that if any of the printed parts are exposed to a NaCl or 1% HF solution, there may be a release of chemicals from the print… --- ## [Biomedblack resin inside dimensions problem](https://forum.formlabs.com/t/biomedblack-resin-inside-dimensions-problem/35869)
**Author:** [@Elyon\_anjos](https://forum.formlabs.com/u/Elyon_anjos)\ **Replies:** 2\ **Last updated:** [March 22, 2023, 11:44pm UTC](https://forum.formlabs.com/t/biomedblack-resin-inside-dimensions-problem/35869 "2023-03-22T23:44:12Z")
Hello everybody, I work with medical endoscopes devices, so I am printing some very small pieces and after print, the inside dimensions is not like the project. Let me explain better, looking from the front of, the outsi… --- ## [Only getting about 800ml out of each Resin Cartridge?](https://forum.formlabs.com/t/only-getting-about-800ml-out-of-each-resin-cartridge/35704)
**Author:** [@skr3pind](https://forum.formlabs.com/u/skr3pind)\ **Replies:** 15\ **Last updated:** [March 17, 2023, 1:21pm UTC](https://forum.formlabs.com/t/only-getting-about-800ml-out-of-each-resin-cartridge/35704 "2023-03-17T13:21:02Z")
I am only getting about 800ml out of my latest resin carts. I know some is lost that is rinsed off of the part, when completed, but 20% seems high. I am charging the customer based on the volume of resin used for each … --- ## [Curing Elastic 50A Resin](https://forum.formlabs.com/t/curing-elastic-50a-resin/35782)
**Author:** [@RichardSousa](https://forum.formlabs.com/u/RichardSousa)\ **Replies:** 1\ **Last updated:** [March 7, 2023, 4:04am UTC](https://forum.formlabs.com/t/curing-elastic-50a-resin/35782 "2023-03-07T04:04:10Z")
I do not have a Form Cure available to me, so I am wondering how I could go about curing my Elastic 50A parts without one. From some of the research I’ve done on this, it seems that the UVA range is what I will need to c… --- ## [Resin for 90°C water?](https://forum.formlabs.com/t/resin-for-90-c-water/35765)
**Author:** [@Andrew\_W](https://forum.formlabs.com/u/Andrew_W)\ **Replies:** 4\ **Last updated:** [March 5, 2023, 8:41pm UTC](https://forum.formlabs.com/t/resin-for-90-c-water/35765 "2023-03-05T20:41:40Z")
What would be the most suitable resin for us to use with our Form3 to make functional parts that withstand ≤ 90°C water? I’m using High Temp V2 but it is extremely brittle. Thanks. --- ## [Translucent Resin?](https://forum.formlabs.com/t/translucent-resin/35769)
**Author:** [@SRobson](https://forum.formlabs.com/u/SRobson)\ **Replies:** 3\ **Last updated:** [March 5, 2023, 7:18pm UTC](https://forum.formlabs.com/t/translucent-resin/35769 "2023-03-05T19:18:09Z")
So, we have these two components, both printed together on the same printer, but as you can see, one is a lot more translucent than the other! Does anybody know what may be causing this? --- ## [Multiple autoclaving of BioAmber parts](https://forum.formlabs.com/t/multiple-autoclaving-of-bioamber-parts/35666)
**Author:** [@SAP](https://forum.formlabs.com/u/SAP)\ **Replies:** 3\ **Last updated:** [February 16, 2023, 3:42pm UTC](https://forum.formlabs.com/t/multiple-autoclaving-of-bioamber-parts/35666 "2023-02-16T15:42:51Z")
Hi, I am using 3B+ printed BioAmber parts for cell culture, but not in direct contact with the cells. I would like to reuse the parts and would like to find out if its possible to repeatetly autoclave these parts? If th… --- ## [Seperator agents](https://forum.formlabs.com/t/seperator-agents/35629)
**Author:** [@skmansell](https://forum.formlabs.com/u/skmansell)\ **Replies:** 1\ **Last updated:** [February 8, 2023, 4:01pm UTC](https://forum.formlabs.com/t/seperator-agents/35629 "2023-02-08T16:01:02Z")
m looking for a separator which will allow me to seperate silicon from a PA12 SLS printed mould. It needs to be biocompatible, what would you recommend? --- ## [Tough 2000 no tank expiration anymore?](https://forum.formlabs.com/t/tough-2000-no-tank-expiration-anymore/35347)
**Author:** [@Reine](https://forum.formlabs.com/u/Reine)\ **Replies:** 1\ **Last updated:** [December 12, 2022, 9:36pm UTC](https://forum.formlabs.com/t/tough-2000-no-tank-expiration-anymore/35347 "2022-12-12T21:36:42Z")
Has the tank life time been removed for Tough 2000 just as it was removed from 1500 earlier? I’ve been looking to find any information about it for two days but I’ve come up with nothing. At some point I found a list ov… --- ## [IPA specific gravity when too much resin](https://forum.formlabs.com/t/ipa-specific-gravity-when-too-much-resin/35218)
**Author:** [@pawelkusmierek](https://forum.formlabs.com/u/pawelkusmierek)\ **Replies:** 2\ **Last updated:** [November 23, 2022, 5:05pm UTC](https://forum.formlabs.com/t/ipa-specific-gravity-when-too-much-resin/35218 "2022-11-23T17:05:22Z")
I would like to figure quantitatively when I should replace my IPA, rather than relying on murkiness or judging if parts are not washed well anymore. Clearly a hydrometer is used for that with Form Wash, but I am using a… --- ## [Sanding Castable Wax](https://forum.formlabs.com/t/sanding-castable-wax/35085)
**Author:** [@andrewthomson](https://forum.formlabs.com/u/andrewthomson)\ **Replies:** 1\ **Last updated:** [November 3, 2022, 8:05pm UTC](https://forum.formlabs.com/t/sanding-castable-wax/35085 "2022-11-03T20:05:39Z")
I am printing the purple castable wax and was wondering if it is OK to sand it to get it smoother. --- ## [Fuse 1+ material swap](https://forum.formlabs.com/t/fuse-1-material-swap/35071)
**Author:** [@Cnaz03](https://forum.formlabs.com/u/Cnaz03)\ **Replies:** 1\ **Last updated:** [November 2, 2022, 4:11pm UTC](https://forum.formlabs.com/t/fuse-1-material-swap/35071 "2022-11-02T16:11:59Z")
I currently have Nylon 12 running on our Fuse 1+ but would like to switch to Nylon 12 GF, is there any special cleaning required to switch over? Or can I empty the dispenser and just add fresh 12 GF? --- ## [Parts deforming during cure](https://forum.formlabs.com/t/parts-deforming-during-cure/34852)
**Author:** [@Fuergrissa](https://forum.formlabs.com/u/Fuergrissa)\ **Replies:** 11\ **Last updated:** [October 13, 2022, 4:25pm UTC](https://forum.formlabs.com/t/parts-deforming-during-cure/34852 "2022-10-13T16:25:44Z")
I am printing parts for wind-tunnel testing using the formlabs Black v4 resin. It seems like there is a significant CTE issue with the material contracting during cure. The result is parts that are deformed unevenly, par… --- ## [Form 1+ Resin](https://forum.formlabs.com/t/form-1-resin/31627)
**Author:** [@acosta53](https://forum.formlabs.com/u/acosta53)\ **Replies:** 15\ **Last updated:** [September 10, 2022, 5:45am UTC](https://forum.formlabs.com/t/form-1-resin/31627 "2022-09-10T05:45:19Z")
I noticed Formlabs doesn’t sell the bottles of resin for the Form 1+ anymore. Does anyone know where I can get more resin for it? --- ## [Material choice other than Grey Pro](https://forum.formlabs.com/t/material-choice-other-than-grey-pro/34558)
**Author:** [@Ciye](https://forum.formlabs.com/u/Ciye)\ **Replies:** 7\ **Last updated:** [August 16, 2022, 7:11pm UTC](https://forum.formlabs.com/t/material-choice-other-than-grey-pro/34558 "2022-08-16T19:11:51Z")
Looking for more shear strength than Grey Pro. I have small gear with a triangle output shaft that I’ve been printing in Grey Pro, the shaft is failing. Its an existing part in a larger assembly so design changes are ve… --- ## [Dashboard bug - new tank has "low lifetime"](https://forum.formlabs.com/t/dashboard-bug-new-tank-has-low-lifetime/33675)
**Author:** [@nsayer](https://forum.formlabs.com/u/nsayer)\ **Replies:** 2\ **Last updated:** [August 4, 2022, 7:55pm UTC](https://forum.formlabs.com/t/dashboard-bug-new-tank-has-low-lifetime/33675 "2022-08-04T19:55:41Z")
This a new tank and cartridge during first fill. Wut. --- ## [Flexible 80A for making functional rubber stamps](https://forum.formlabs.com/t/flexible-80a-for-making-functional-rubber-stamps/34001)
**Author:** [@rmadera\_ve1](https://forum.formlabs.com/u/rmadera_ve1)\ **Replies:** 3\ **Last updated:** [June 29, 2022, 8:30pm UTC](https://forum.formlabs.com/t/flexible-80a-for-making-functional-rubber-stamps/34001 "2022-06-29T20:30:26Z")
Has someone tried to print functional rubber stamps? How do they work? Thank you in advance --- ## [Filtering Grey Pro](https://forum.formlabs.com/t/filtering-grey-pro/33845)
**Author:** [@LucasGriffith](https://forum.formlabs.com/u/LucasGriffith)\ **Replies:** 1\ **Last updated:** [April 28, 2022, 7:10pm UTC](https://forum.formlabs.com/t/filtering-grey-pro/33845 "2022-04-28T19:10:55Z")
A while back we had a questionable print on our Form 3 with grey pro resin, so we decided to change out the tank. To ensure a fresh start, we followed the instructions for cleaning up after a failed print and tried to pa… --- ## [Elastic 50A Sticky](https://forum.formlabs.com/t/elastic-50a-sticky/33678)
**Author:** [@thomasmackisack](https://forum.formlabs.com/u/thomasmackisack)\ **Replies:** 10\ **Last updated:** [April 7, 2022, 11:31pm UTC](https://forum.formlabs.com/t/elastic-50a-sticky/33678 "2022-04-07T23:31:01Z")
I have been having issues with parts printed in Elastic 50A remaining tacky – sticky to the touch. Is this normal? I use TPM as my washing solvent and rinse with water after. This is done using two Form Wash units, one … --- ## [Durable or Tough?](https://forum.formlabs.com/t/durable-or-tough/33652)
**Author:** [@nsayer](https://forum.formlabs.com/u/nsayer)\ **Replies:** 12\ **Last updated:** [April 6, 2022, 8:23pm UTC](https://forum.formlabs.com/t/durable-or-tough/33652 "2022-04-06T20:23:47Z")
Once upon a time I printed a towel hanger for our glass shower door. I printed it in clear, but it broke when it fell, so I decided to try again with an engineering resin. The question was whether to go with Durable or T… --- ## [Draft Resin - IPA Wash Sediment](https://forum.formlabs.com/t/draft-resin-ipa-wash-sediment/33620)
**Author:** [@pmccarthy](https://forum.formlabs.com/u/pmccarthy)\ **Replies:** 1\ **Last updated:** [March 31, 2022, 3:54am UTC](https://forum.formlabs.com/t/draft-resin-ipa-wash-sediment/33620 "2022-03-31T03:54:23Z")
I just started using Draft Resin and I have noticed that my dedicated IPA bath for Draft has quickly accumulated a very large amount of sediment/precipitate. Is this normal? Here are some photos before and after agitati… [Previous page](https://forum.formlabs.com/c/support-troubleshooting/materials/41.md?page=1) [Next page](https://forum.formlabs.com/c/support-troubleshooting/materials/41.md?page=3)