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🔥 Cast like a pro, print like a boss!
Polymaker PolyCast is a 1.75mm polyvinyl butyral filament engineered for investment casting patterns. It burns out cleanly without ash, compatible with all FDM/FFF printers, and reduces casting lead times by eliminating tooling. Vacuum-sealed and tangle-free, it delivers superior surface quality with minimal post-processing, making it the go-to filament for flawless lost wax metal casting.











| ASIN | B09KKZ1S1Z |
| Additional Features | Investment Casting Compatibility, Clean Burn-off for Defect-free Parts |
| Best Sellers Rank | #30,138 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #581 in 3D Printing Filament |
| Brand Name | POLYMAKER |
| Color | 125 - 1.75mm Natural (Hex Code: #E9dfd3) |
| Customer Reviews | 4.3 4.3 out of 5 stars (223) |
| Item Diameter | 1.75 Millimeters |
| Item Weight | 0.75 Kilograms |
| Manufacturer | Polymaker |
| Manufacturer Part Number | PJ03001 |
| Material Type | PVB |
| Model Number | PJ03001 |
| Number of Items | 1 |
| Unit Count | 26.4555 Ounce |
S**H
Prints well with standard PLA settings but reduced head temp.
This prints exceptionally well with Qidi X-Max-3 printer. I used standard PLA settings but with lower print temperature at 200 C. Bed adhesion was great at bed temp of 60 C and final print was clean and string free. I have yet to mould and bake it out, but I have full expectation this will work as advertised. I will update the review after final casting.
B**E
Bambu prints it great, great detail!
Burns out great, good detail, clean prints on Bambu!
A**K
Pretty good maybe not worth it!
I found this printed pretty well. It wasn’t as clean and high-quality surfaces as I was getting with PLA, but I could’ve probably dialed it in a little better. It burned out really well it was a noticeable difference from the PLA during the burnout, worth it but not a whole lot better than pla. I’d say if you are just doing g it for your self pla with super thin walls is fine, this is worth it if the extra quality really matters to you, keep in mind pla is 10-20$ per kg. This is 66$ per kg.
R**R
Only for casting
This product burned out 100% it looks like. Other Poly products like polymax and polysmooth will print so much better. But these other polys will not burn clean for casting. Polycast will burn clean. You will get ash from the others. I have used at least 10 rolls and getting the settings right is still an ongoing process. I am now using 60 degrees C, for the bed and after 5 layers going up to 75. this will keep the part stuck. When the bed cools off the part will break off. Prints well enough to get a good looking casting. You can sand the part to get lines out. Put it in polisher for a smooth finish. Using the prints for lost wax casting. If you are using for silicon casting or epoxy cast maybe use a better printing product like polymax. REX
M**Z
Great for lost PLA, and only lost PLA
This PLA leaves no/little ash or remains during lost PLA casting. I tried to get creative and use this with a brass pour on top of the PLA without melting it out beforehand, just to see what would happen. The PLA material remained and only the top had been melted. Don't judge, I was curious.
R**Y
looks good
yet to try this stuff. but i love the concept and everything came looking as advertised. if it's no good I promise I'll be back to say so. but I suspect it's going to be great
B**N
Meh, well see how well it burns out.
1. The spool width is too narrow compared to normal spools. 2. The winding was crossed which caused a jam.
A**R
Learning curve
The product prints good with the right settings The investment patterns burn out good with the right heating schedule I'm using a kiln made out of dirt and garbage.
L**Y
Sure find polymaker to be the best pla I’ve been able to find. Seems like it lasts longer and easier to work with, worth the few bucks extra.
P**T
Waste of money and a lot of money.
G**O
Absolut wie beschrieben. Etwas teuer, aber es lohnt sich.
D**E
Filamento ottimo per eseguire fusioni. Si stampa l’oggetto normalmente senza fare troppe regolazioni e successivamente è pronto per essere immerso nel calco. Si scioglie facilmente lasciando lo stampo liscio e pulito. La consiglio
P**S
おk
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