1 / 7SUNLU Matte PLA Refill Filament, 1.75 mm, 4 kg Grey
SUNLU Matte PLA Refill Filament is a four-roll, 4 kg supply of grey matte PLA in a no-spool refill format. The listing claims compatibility with reusable spools and selected refill systems, making fit the key check before purchase.
At a glance
- Matte, low-gloss finish is claimed to produce a frosted texture that conceals layer lines.
- Refill format is intended for reusable filament spools, rather than supplying a spool.
- The listing names compatibility with Bambu Lab AMS, ELEGOO and MarsWork refill filament.
Reference price: £40.99
Price checked: 14 Nov 2026
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Pros and cons
Pros
- Four 1 kg rolls provide 4 kg total, convenient for buyers who regularly print with grey PLA.
- A no-spool refill can be useful when reusing a compatible spool instead of buying a spool with each refill.
- Matte surface finish is intended for prints where a low-gloss appearance is preferred.
Cons
- The refill format depends on having a compatible reusable spool available.
Technical specifications
9 specifications| Brand | SUNLU |
|---|---|
| Model | SUNLU Refill Filament PLA Matt |
| Weight listed | 4 Kilograms |
|---|---|
| Filament diameter | 1.75 Millimetres |
| Spool-hole diameter | 82.5mm (3.22inch) |
| Material listed | PLA Matte Filament |
|---|---|
| Colour | Grey*4 |
| Dimensional accuracy claimed | +/-0.02 mm |
| Roll quantity | 4 rolls of 1kg PLA refill, 4kg in total. |
|---|
What to know before buying
Listing details to confirm
The listing describes this as PLA Matte but also calls it PLA+ in its dimensional-accuracy feature. It names compatibility with reusable spools and certain refill systems but does not confirm fit for every model. Confirm spool and printer-system fit before ordering. Its claimed matte finish, accuracy and winding performance are manufacturer statements, not independent test results.
Who is it for?
A good fit for
- People who already have compatible reusable spools and want four grey matte PLA refills.
- Print projects where a low-gloss, layer-concealing surface is desirable.
Less suited to
- Buyers who need filament supplied on a spool or want a single 1 kg roll.
- Anyone who cannot confirm that their reusable spool or refill system accepts this refill.
Customer reviews on Amazon
- 5 stars
70% 70% - 4 stars
8% 8% - 3 stars
7% 7% - 2 stars
4% 4% - 1 star
11% 11%
Customer feedback describes good print quality and value, while experiences with reliability, tangling and colour are mixed. Some feedback notes noticeably different shades of grey, which may matter when matching parts across rolls. The overall ratings lean positive, but the lower ratings mean buyers should not assume uniform results. The supplied feedback does not establish a cause for the differing experiences.
Positive themes
- Customers describe good quality and printing results.
- Customers report positive value for money.
Mixed feedback
- Reliability feedback is mixed, with some customers reporting consistent results and others describing issues.
- Feedback on tangling is mixed, including a report of tangling.
- Colour feedback is mixed, including reports of notably different shades of grey.
Frequently asked questions
Does this pack include a reusable spool?
The title describes it as a no-spool refill. It is intended for use with a compatible reusable spool, which is not listed as included.
How much filament is supplied?
The listing specifies four 1 kg rolls, for 4 kg in total.
Will it fit my printer or refill system?
The listing names Bambu Lab AMS, ELEGOO and MarsWork refill filament, and gives a spool-hole diameter of 82.5mm (3.22inch). Confirm compatibility with your exact spool and system before buying.
What finish does the filament claim to produce?
SUNLU describes it as matte, low-gloss and frosted, with a surface intended to conceal layer lines. This is a manufacturer claim.
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