Questions tagged [resin]

For questions about resin based printers

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votes
1answer
27 views

How to block UV light (transparent material)?

I want to build my own curing station for my resin printed parts. I know there are a lot of prebuilt machines but they do not completely satisfy my needs. I now want to know which material i can use ...
2
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1answer
38 views

Accidentally over curing a 3D print

I'm relatively new to SLA 3D printing and 3D printing in general. I got a budget SLA resin printer that I've been messing with for a few months now. So I had a few soft prints laying around that have ...
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1answer
51 views

Does the resin vary from a printer to another?

I am using a clear resin to print parts using a Formlabs printer. At the moment, I am using the resin from Formlab which comes in a cartridge that fits in the printer. However, I would like to move to ...
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2answers
43 views

Agressive resin solvent

For the purpose of cleaning I need an aggressive solvent for cured or partially cured resin that will degrade resin down to it's liquid state. I'm looking for one that would eat out specifically resin ...
0
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1answer
36 views

Clear coating resin 3D prints

I'm looking to put a UV-blocking clear coating on some of my resin 3D prints. I've tried krylon UV-Resistant Clear Coating but it seemed to react with my print making it softer and easy to break. I'm ...
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1answer
34 views

Brittle resin prints

I do not have a clear understanding of what causes resin prints to become brittle. Firstly, it appears excessive cold (in the 40s or even 30s, I am in New England) may be a factor. What else can cause ...
1
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1answer
61 views

Cleaning IPA with the help of Mercury wash-and-cure?

I have seen that you can clean used IPA from resin by putting it in the sun a while, making the resin dissolved in the IPA cure. Could I do the same thing just using the cure-mode in with the Elegoo ...
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0answers
24 views

Finishing transparent resin prints

I am printing some resin models in transparent resin. They look quite good when they are coming out of the printer, but they later develop this white hazy look that even when removed with an IPA rinse ...
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2answers
106 views

Delamination in resin prints

I have observed some occasional delamination in horizontal layers of my resin prints — see two examples: What is the cause, and how can this be minimized?
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1answer
50 views

Determining exposure time for resin

When a resin comes without a proper data sheet (!), or more likely when the timing for first layer and default layer exposure do not match your LED resin printer, how do you go about determining ideal ...
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0answers
70 views

Book recommendation for 3D resin printer

I wish to learn 3D printer working with resin. Are there books, ebooks, tutorials, or webinars etc. to learn 3D resin printing? I am using a DLP machine for clear aligner. I am using resin for model ...
1
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1answer
27 views

How to remove a resin print stuck to the FEP tray bottom

With a resin printer, the print will occasionally adhere to the bottom sheet of the resin tray (the FEP transparent sheet), instead of the stainless print plate. How does one remove the failed print ...
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0answers
52 views

Parts of print sticking to FEP bottom of resin tray instead of print plate

In a print composed of three rows of parts, the center row is sticking to the bottom of the resin tray instead of the the print plate. I have tried the print five times with similar results. These ...
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0answers
48 views

Different exposure time for black resin?

I am running test prints on a new Sainsmart Kumitsu KL-9, a large hobby-market resin printer with a price/volume hard to beat. I had two of the test prints detach from the printing plate and fall into ...
2
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1answer
74 views

Top-Down SLA Printer Bulging Issue

I have designed and built a top-down SLA 3D printer that uses a 405 nm 500 mW laser along with some galvanometers. I filled the vat with glycerin and then topped it off with about 2.5 cm of resin. I ...
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2answers
191 views

How to fix WoW models in photon workshop

I am using an AnyCubic Photon Resin Printer. I have used the (WoW model viewer to export a miniture that I am hoping to 3D print. However, when I look at the model in photon workshop, certain parts ...
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2answers
50 views

left-over photopolymer resins

Not storing left-over photopolymer resin back with pristine resin in its original shipping can seems to be a common recommendation. What is the best practice here? Store in a separate bottle and pour ...
1
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1answer
90 views

Home-brew alcohol to clean resin prints

I took the plunge and bought a resin printer. I was wondering if I could use full strength home-brew vodka at 90 % instead of using isopropyl alcohol before anything is added to clean prints with? I ...
3
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1answer
87 views

Can photopolymer resin colors be mixed?

Can different resin colors be mixed to generate new colors? I use eSun water washable resins, but I am happy to switch if this is a different vendor's capability.
0
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1answer
22 views

Installing multiple versions of ChiTu side by side

I am using two resin printers based on the ChiTu software (Creality LD-002R and SainSmart Kumitsu KL9), and the former uses ChiTu 1.6.2, while the latter came with 1.6.1. I believe both will work just ...
0
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1answer
435 views

Calibrating a resin printer

I have purchased a Creality LD-002R resin printer. It is solid hardware, with a good experience and great value for the price, but it comes with very little documentation. I am looking at calibration ...
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0answers
57 views

Every print drops off plate

I am very new to 3D printing and just got an Elegoo Mars Pro. It's been a few days that I am trying desperately to print something, but every print (including the test file one) drops into the resin ...
2
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1answer
877 views

SLA printers: food-safe resin parts

I've actually read that resin printed parts are not food-safe in Reddit and Formlabs guide. However, it also says that food-safe can be achieved applying some kind of food-safe coat to the printed ...
1
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1answer
72 views

SLA printers: safety with resin contaminated disposals

I've purchased an Elegoo Mars Pro recently, and I've been watching hundreds of video of all kind of processes, and everyone tells the same: resin is toxic, so you should cure it before throwing it to ...
2
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1answer
129 views

Curated resin size shrink (and methods to reduce it)

I've recently purchased an Elegoo Mars Pro 3D printer. I've read about that percentage of resin shapes going smaller and I understand that. But are slicers (or software which help with the joints) ...
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2answers
57 views

Curing a resin print

After a resin print completes, what is the expected process to finish the print? Is some cleaning expected? I also some manufacturers sell UV chambers to cure the print surface, is this required? I ...
1
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1answer
504 views

Resin printer build plate scratches/ damage

I have an anycubic photon, and occasionally have trouble removing prints from the build plate. While trying to removing prints I've put some scratches into the surface, as I guess I've come in at the ...
3
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1answer
137 views

Resin types: Water Soluble vs PLA

With resin LCD printers (not filament!), what are the considerations to choose between PLA and "water soluble"? Microcenter carries resins from esun in these two types, and their spec sheets ...
2
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1answer
362 views

How do I remove a stuck resin print

I have stuck resin print that won't detach from the bed of my Creality LD-002R LCD Printer. I guess I could break the print off piece by piece, but it won't budge with pressure, pulling with all my ...
0
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1answer
35 views

LCD/DLP resin curing system

I'm trying to develop a device to burn a glass slide surface with a special pattern of UV light (between 300 nm and 360 nm) in a 5 cm square surface. I've read several threads asking questions about ...
1
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1answer
68 views

Enclosed volumes with stereolithography 3D printers

I have no prior experience with stereolithography 3D printers. For a research application I am considering the SLA approach but I have a more basic question. I would like to use SLA in order to print ...
2
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2answers
252 views

Use SLA 3D printing to make a flexible mold

I have seen some videos like this one, that uses 3D printing to make a piece that will be used to make a silicone mold that will then be used to make the final object made of some resin. Isn't ...
1
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1answer
173 views

Why is cupping bad in SLA prints?

Why is cupping bad? (I don't mean hollow parts) Example: Lets say that I want to print a simple cup without a handle. There are two obvious orientations: In one orientation it won't require any ...
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0answers
104 views

Prints not sticking to centre of build plate, Phenom Peopoly

Recently prints aren't sticking to centre of bed - e.g if I print a grid of 25 identical models, the ones in centre will not attach to build plate. Models near edges stick to build plate fine, on all ...
1
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1answer
455 views

How to prevent model from peeling off of resin printer buildplate during print?

Recently I have started using a fairly large LCD resin printer. (Yidimu Falcon Pro) It has a fairly large 260x160mm perforated and coated steel build plate and a decent dual rail Z axis with a ...
2
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2answers
97 views

Can UV cure inside opaque or more massive printed object?

From what I understand, UV curing of resin prints works by starting a chemical reaction that hardens the resin permanently. Also, a curing step after print is needed to speed up the print and also to ...
0
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1answer
300 views

Resin prints pulling away from build platform

My prints start out good, but seem to warp or pull away from the build platform at a later time. Should I divide up my support bases so they're not one big base? Should I sand/roughen the build ...
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0answers
31 views

Multiple objects on build plate

I'm new to printing resin miniatures for Dungeons & Dragons and most of my prints are successful, i.e. one or more miniatures print as expected. However when I have multiple minis on the build ...
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0answers
68 views

Empty patches with a very viscous resin

I have a Mars-like 3D printer, which so far worked very well with typical resins. Then I decided to print a mechanical part with Siraya Blu. I followed their recomendations of a "heavy" support, which ...
1
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1answer
2k views

Can you cure resin with sunlight through a window?

If I set my prints on the window sill (indoors) will the sunlight still be able to cure the resin? The problem with setting them outside is the wind knocking them over.
5
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1answer
3k views

Methylated spirits or turpentine to clean resin printer?

I'm new to 3D printing and have bought a resin printer. Cleaning with Isopropol Alcohol seems to be the rage, however I think this is unaware of cost savings. It appears methylated spirits is ok and ...
3
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0answers
46 views

FabPro 1000 making flat little discs?

I'm just getting into 3D printing, and I got a FabPro 1000 (to make miniatures, mainly). I've tested it by trying to print a few things, but it's been a disaster every time: It just prints out these ...
1
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1answer
355 views

Is it safe to use photon-resin-calibration for Epax printer?

This repository contains a calibration test for DLP printers. As its file Instructions.txt says, it is an ...
5
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2answers
2k views

How do I find the best settings for a resin?

I have an Epax X1, I have just purchased the 2nd and 3rd bottle of resin, but I don't know what are the best settings. What is the best way to find the best settings for a new resin? Is it possible ...
1
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1answer
144 views

Resin burns to transparent sheet

I recently bought a Kelant s400 LCD DLP 3D printer. I am using Wanhao resin (green) to print, using the recommended settings from Wanhao. I was printing a hollowed out cube as a test and it printed ...
1
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0answers
31 views

Large SLA Build Plate

So I purchased a ready-made z-axis. There are four holes for 6 mm screws. Two pairs of holes are 100 mm apart, with each pair of screw mounts 20 mm apart from each other. Basically, ...
0
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2answers
133 views

LCD for SLA 3D Printer Resin Curing

I'm doing some research on what types of LCD displays can be used to filter and pass UV light for resin curing - specifically in the context of building a DIY 3D SLA printer. The community commonly ...
1
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1answer
181 views

Square sheet in middle layers

I'm using a Tronxy Ultrabot (looks very similar to Anycubic Photon) and I'm still on my first prints. Things that happened thus far: many failed prints that stuck to the resin tank, one which I had to ...
2
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2answers
498 views

Why don't LCD printers use subpixels in color panels?

The LCD resin printers I've looked at have pretty standard resolutions like for a smartphone and I understand they use the same technology. However, color LCD screens have three RGB sub-pixels for ...
3
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1answer
165 views

Can the resin from Resin based 3D printers be used to make printed circuit boards?

Do the properties of 3D printer resin allow it to stick to copper clad surfaces when cured? I am interested in turning my filament based 3D printer into a photo plotter with a laser that can cure a ...