KOYOFEI nFEP Film 5PCS 380x260x0.127mm - Higher Success Rate

In this review the KOYOFEI 5PCS nFEP film is evaluated for mid-to-large format resin SLA and LCD printers. The bottom line: this set is best for users who want fewer failed prints and longer-lasting vats because the nFEP (PFA) surface reduces peel resistance and improves light transmission. Reviewers found installation straightforward and build quality noticeably different from standard FEP, making it a sensible replacement film for compatible printers where durability and print success matter.

Key Features

• Smoother treated surface: the nFEP coating produces lower viscosity at the interface so the pulling force during peel is reduced and print success improves.
• Higher tensile strength: made from PFA-treated material, the film resists cracks and stretches more before failure, reducing the frequency of replacements.
• Excellent peeling performance: smaller deformation during peel helps retain fine model detail and delivers cleaner surfaces on prints.
• High light transmittance: with over 95% transmittance the film supports consistent curing and is suited for prolonged large model prints.
• Heat resistance: rated to withstand higher temperatures (up to 220C), allowing it to perform reliably under longer or heavier print jobs.
• Ready size pack: five sheets sized 380x260x0.127mm fit Elegoo Jupiter, Jupiter SE and Anycubic Photon M3 Max style build areas.

Who It's For

The KOYOFEI nFEP film set is aimed at hobbyists and pros running 12.8 to 13.6 in resin printers who want to reduce failed prints and increase vat life, especially when printing large, detailed models. Its properties favor users printing repeatedly at larger scales or running long jobs where peel reliability and optical clarity matter.

Users on a tight budget who only print small, infrequent parts or those using printers outside the listed compatible sizes should consider more basic FEP sheets or confirm fitment before buying, since this product is sized specifically for certain Jupiter and Photon M3 Max style platforms.

Pros & Cons

Pros

• Improves print success rate by reducing peel force thanks to a smoother nFEP surface.
• Durable PFA construction increases tensile strength and crack resistance, so sheets last longer.
• High light transmittance helps consistent curing and better detail on long prints.
• Package of five gives spares for multiple replacements or to stock for frequent printing.

Cons

• Some users report mixed adhesion behavior and occasional failed prints, so results can vary by resin and printer setup.
• Sized for specific 12.8-13.6 in platforms; not universal, so compatibility must be checked.

Specifications

Brand	KOYOFEI
Material	nFEP (PFA treated FEP)
Sheet size	380 x 260 x 0.127 mm
Quantity	5 pieces
Light transmittance	Over 95%
Max temperature	Up to 220C
Compatible printers	Elegoo Jupiter, Jupiter SE, Anycubic Photon M3 Max (12.8-13.6 in)

Our Verdict

The KOYOFEI 5PCS nFEP film is a practical upgrade for users printing larger resin models who need better peel performance and longer vat life. It delivers tangible durability and optical advantages over standard FEP, though adhesion results can vary with resin and setup; when matched to a compatible printer it represents good value for frequent or long-run printing.

Frequently Asked Questions

Will these sheets fit my printer?
They are sized 380 x 260 x 0.127 mm and intended for 12.8-13.6 in platforms like Elegoo Jupiter, Jupiter SE and Anycubic Photon M3 Max; measure your vat area to confirm fit.

How many sheets are included?
The pack contains five nFEP sheets, providing several replacements or spares for regular use.

Do they improve print success?
Yes, the treated nFEP surface reduces peel force and can raise success rates, though outcomes depend on resin, exposure settings and printer setup.