![Rust-Oleum 260510 Automotive 2-in-1 Filler & Sandable Primer, 12 Ounce (Pack of 1), Gray - Spray Paints - Amazon.com Rust-Oleum 260510 Automotive 2-in-1 Filler & Sandable Primer, 12 Ounce (Pack of 1), Gray - Spray Paints - Amazon.com](https://m.media-amazon.com/images/I/71m+PDLp18L._AC_UF894,1000_QL80_.jpg)
Rust-Oleum 260510 Automotive 2-in-1 Filler & Sandable Primer, 12 Ounce (Pack of 1), Gray - Spray Paints - Amazon.com
![I printed this Master Sword model with PETG, applied filler primer (2 coats) and putty and then sanded. I painted with a Rust Oleum paint and now this happened. What's the reason? : I printed this Master Sword model with PETG, applied filler primer (2 coats) and putty and then sanded. I painted with a Rust Oleum paint and now this happened. What's the reason? :](https://preview.redd.it/i-printed-this-master-sword-model-with-petg-applied-filler-v0-tx1g3yivv0oa1.png?auto=webp&s=21e27f74317581e0710d636bf7bb11517fc9c7d4)
I printed this Master Sword model with PETG, applied filler primer (2 coats) and putty and then sanded. I painted with a Rust Oleum paint and now this happened. What's the reason? :
![Iron armor filler primer, how bad can it be?? Testing harbor freight iron armor primers on 3D prints - YouTube Iron armor filler primer, how bad can it be?? Testing harbor freight iron armor primers on 3D prints - YouTube](https://i.ytimg.com/vi/cEk7U8ujtzg/sddefault.jpg)
Iron armor filler primer, how bad can it be?? Testing harbor freight iron armor primers on 3D prints - YouTube
![Smooth Layer, Filler Primer, High Thickness, 3D Print Spray Primer, Plastic Primer, Plastic Primer for Plastic Spray, Post-Processing Point (THICK 000_White) : Amazon.nl: DIY & Tools Smooth Layer, Filler Primer, High Thickness, 3D Print Spray Primer, Plastic Primer, Plastic Primer for Plastic Spray, Post-Processing Point (THICK 000_White) : Amazon.nl: DIY & Tools](https://m.media-amazon.com/images/I/71-9fzvPlWL._AC_UF1000,1000_QL80_.jpg)
Smooth Layer, Filler Primer, High Thickness, 3D Print Spray Primer, Plastic Primer, Plastic Primer for Plastic Spray, Post-Processing Point (THICK 000_White) : Amazon.nl: DIY & Tools
![AEROSOLES P&F Smooth Layer 3D print, filler primer, aparejo alto espesor, imprimación spray para impresión 3D, imprimación para plásticos spray, postprocesado pla, Masilla relleno spray, 400ml, Negro : Amazon.es: Bricolaje y herramientas AEROSOLES P&F Smooth Layer 3D print, filler primer, aparejo alto espesor, imprimación spray para impresión 3D, imprimación para plásticos spray, postprocesado pla, Masilla relleno spray, 400ml, Negro : Amazon.es: Bricolaje y herramientas](https://m.media-amazon.com/images/I/71Hfbf2iTvL.jpg)