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9 votes
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How does a UV LCD 3D resin printer work?

I'm surprised your research hasn't answered your question, as the concept is relatively simple. You have most of the answer in the question. The missing item is a light source. Usually the source is ...
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9 votes

Best way to deal with Resin Printers in your living space

One of the options you have would be to create a negative pressure in your working area. This would be accomplished by installing a fan with the flow direction to the outside. The inside portion of ...
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9 votes
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Cons to UV printing

Taken in order your questions: Maintenance for a resin printer means keeping the vat or tray clean, using appropriate methods to remove the unused resin (or leaving it in the vat per manufacturer's ...
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7 votes
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Toxicity of Light-curing resin?

While you probably cannot find an MSDS on the resin for your printer (yet), they are out there for other resin based printers. Here's a generic MSDS on one for Objet RGD515: It's not a pretty thing. ...
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7 votes
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Best way to deal with Resin Printers in your living space

First things first: Resin is very aggressive. It can very easily make you hypersensitive, even to the fumes of it. So step 1 is easy: Limit exposure Wear gloves when working with resin. As you live ...
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6 votes

Aggressive resin solvent

Wear Gloves. Returning is impossible Resin does not just harden, it polymerizes into shape from monomers in a chemical reaction. That means to break it down, you need to destroy the whole chemistry. ...
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  • 19.2k
6 votes

Is it possible to make flat parts less flexible by adding geometry to one side?

Yes. You'll find this all over the place in injection molded parts even even formed metal like disposable buffet serving containers (although there it's visible on both sides), and the same idea works ...
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5 votes
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Safe way of disposing resin

Resin is notoriously hard to handle, especially as exposure to air and light can and will cure it over time. The uncured resin is a hazardous material. Handling hazardous waste The rules for safe ...
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5 votes
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Aggressive resin solvent

Concentrated nitric acid will remove all organics, including your skin, wire insulation, etc. It will work on a glass plate, but the fumes would eventually damage the plastics on your printer unless ...
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  • 2,002
4 votes

Cons to UV printing

Despite how many vendors make it appear, resin-curing SLA/DLP printers are industrial or commercial tools that are really not suitable for home desktop use. Here are the major downsides: ...
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  • 6,446
4 votes
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Why is cupping bad in SLA prints?

The printer prints, then moves up, then down again. The print surface stays inside the resin vat at all times. As a result, we have this experiment: The "bottle" is resting in a vat of ...
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  • 19.2k
4 votes

Should I cure my 3D printed resin model before or after sanding down imperfections?

Postprocessing AFTER Curing Liquid or not fully cured Resin is a skin irritant and should not be handled without gloves. Exposure to it is to be reduced to an absolute minimum. To make sure you work ...
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4 votes
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Is resin 3D printing considered "additive"?

Resin printing (aka stereo lithography) was actually invented before (FFF/FDM) filament extrusion printing. The term 3D printing was more or less created as a generic way to name and describe both ...
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4 votes
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I painted an uncured UV resin print, now it feels sticky through the paint

Scrap the prints You didn't cure the print, and your paint might interact with the resin in such a way that it might never cure. The paint also will prevent UV rays from accessing the resin. With this ...
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  • 19.2k
4 votes
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Is resin printing correct for my needs & limitations?

Resin likes it warm and dark Resins increase in viscosity at low temperatures, so having low temperatures may have bad effects on the prints. However, Resin also likes it dark, so if your garage has a ...
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  • 19.2k
3 votes

Methylated spirits or turpentine to clean resin printer?

I would personally stick to isopropanol. Be aware that 3D printing is a very expensive hobby, but health wise this is a better option. Methylated spirits can quickly become dangerous, and often can ...
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3 votes

Is the Sparkmaker good enough to print OO/HO small detail objects?

I own a Sparkmaker FHD whose X/Y resolution is 57µm. Z resolution (layer height) is up to the user, 25, 50 or 100µm being typical values. I have limited experience with it but the level of detail ...
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3 votes
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Is the Sparkmaker good enough to print OO/HO small detail objects?

In general, resin printers can provide a level of detail that has to be viewed with a magnification device. The technology used in the printer will limit the resolution of the printed object. Laser ...
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  • 9,792
3 votes
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Can the resin from Resin based 3D printers be used to make printed circuit boards?

Brushed aluminum is a common bed surface for resin based printers. The aspect of the aluminum that is important to the print is the adhesion, hence the roughness of brushed aluminum. It has to be ...
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  • 9,792
3 votes
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Use SLA 3D printing to make a flexible mold

Background SLA relies on the properties of UV-curing Resin. Most currently available UV Curing Resins harden to a solid, hard polymer, but that doesn't mean there are no other UV curing resins that ...
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3 votes
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Resin types: Water Soluble vs PLA

First of all, let's look at what the filaments are: PLA & PVA Filaments Normal PLA and Water-soluble PVA contain for the most part the material on the tin, its precursors, and possibly some ...
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  • 19.2k
3 votes
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SLA printers: food-safe resin parts

Resin basics Resins are tricky, but probably less tricky than FDM as the manufacturing process is much less likely to include contaminants in the shape of contaminated air, particles, or adding lead ...
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  • 19.2k
3 votes

left-over photopolymer resins

Considerations for storing resin include using a light-tight bottle, preventing stray ultraviolet radiation from prematurely curing the resin. You'll also note that users will filter the resin through ...
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  • 9,792
3 votes

How to fix WoW models in photon workshop

I believe you've identified the primary problem with this model. The single surface features are going to interfere with printing this object. The image above is the result of loading the model into ...
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  • 9,792
3 votes
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How to fix WoW models in photon workshop

First of all, Fred's answer is very well but some more items to note, and a different way to fix them using blender. After opening blender, deleting the box with ...
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  • 19.2k
3 votes

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

In my experience, when I had the same issue happening it was because my first layers exposure time what too short. I was experimenting with bottom exposure time (in order to reduce the elephant foot) ...
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3 votes

Determining exposure time for resin

Short answer: Use a calibration test. Long answer: There are a bunch of calibration test files out there you can run. Ameralabs has a guide on how to read one of them and they have a link to download ...
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  • 253
3 votes

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

Based on the frequencies of most UV cure resins, your suggestion has merit. Other factors come into consideration, however. These illumination devices have a limited life span. Running the UV diodes ...
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  • 9,792
3 votes
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What type of 3D printer is this?

In the video, there is this still from 0:32: The labeling is iPro 8000, which is a 3dSystems resin printer using SLA technology.
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  • 19.2k
3 votes

Should I put my models close together on the build plate, or space them out, to minimise suction?

More is better, as less resin need to come under the build platform during the lift. But very close objects specially for delicate details may cause them bend close together by liquid resin surface ...
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