Textured PEI Sheet
Generic / House Brand
☀ UV Stable
⬡ Chemical Resistant
25–110
°C
Bed Temp
Overview
Spring-steel sheet coated with textured PEI (Polyetherimide). The rough texture provides excellent adhesion during printing, and the flex-steel substrate allows parts to pop off by simply flexing the sheet when cool. Produces distinctive stippled bottom surface finish.
Properties
Difficulty
beginner
Flexibility
semi-flex
Layer Adhesion
excellent
Enclosure
no
Heated Bed
recommended
Dry Storage
no
Pros
- Parts release with a flex when cool — no tools needed
- Excellent adhesion for PLA, PETG, ABS, ASA
- Textured finish adds grip to part bases
- Magnetic attachment on most modern printers
- Reusable for hundreds of prints
Cons
- Textured surface transfers to part base — not ideal for display bases
- PETG can bond too strongly and damage sheet
- Cannot print very flat first layers
- Needs cleaning between material changes
Best For
- PLA|PETG (with care)|ABS|ASA|HIPS|Daily printing workflows
Avoid For
- TPU (sticks too well and tears)|Transparent or smooth-bottom display pieces|Extremely thin first layers
Storage
Keep IPA and microfiber cloth handy. Clean regularly to remove oils (fingerprints lower adhesion). Do not scratch with metal tools.
Laser Compatibility
Not applicable
Brands
Bambu LabPrusaKingroonEnergeticTronxy