Shenzhen Alu Rapid Prototype Precision Co., Ltd.
Industry News
Here are the most common and safe ways to remove a 3D print from your printer bed, depending on your setup:
1. For Flexible/PEI/Magnetic Spring-Steel Beds (most common today)
a.Wait until the bed cools down completely (below ~40–50°C). Many prints pop off by themselves when the bed is cold due to thermal contraction.
b.Gently flex the spring-steel sheet — the print usually releases with a satisfying “pop.”
c.If it’s stubborn, flex it more aggressively or bend it the opposite way slightly.
d.Use a thin spatula or palette knife under one corner if needed, but be gentle to avoid damaging the PEI surface.
2. For Glass Beds (with glue stick, hairspray, etc.)
a.Cool method (best for delicate prints):Let the bed cool to room temperature.Put the whole glass plate in the fridge or freezer for 5–10 minutes → the print usually detaches easily.
b.Warm method (faster, but risk of breaking tall/thin prints):Heat the bed to ~70–90°C (material dependent), then gently push with a spatula from the side. The print slides off easily while warm.
c.Use a thin metal spatula or razor blade under one edge and work your way around.
3. For Textured or Powder-Coated PEI Sheets (stuck really hard)
a.Cool the bed completely.
b.Use the “dental floss trick”: slide strong dental floss or fishing line under one corner and “saw” it through.
c.Isopropyl alcohol (90%+) around the edges can help break the bond.
d.As a last resort, gently heat the bed to ~60–80°C and pop it off with a spatula.
4. General Tips & Tools
a.Always wait for the bed to cool unless you intentionally use the warm-removal method.
b.Good tools: thin metal spatula, paint scraper, razor blade scraper (45° angle works best).
c.Never pry violently — you can crack glass or tear PEI.
d.If prints are consistently too hard to remove, you’re probably over-adhering:
.Lower your bed temperature 5–10°C
.Reduce glue/hairspray amount
.Increase Z-offset (first layer a tiny bit higher/squish less)
Quick Cheat Sheet by Bed Type
