Joybuy Insights

Choosing PLA Filament: A Guide to Speed, Silk, and Matte Finishes

Choosing the right PLA filament can be the difference between a failed print and a perfect final result. The market is flooded with options, from standard spools to filaments with special effects. How do you know which type is right for your project?

As a Joybuy Product Recommendation Officer, I'm here to help you cut through the marketing jargon. In this article, we'll provide practical tips and highlight several popular choices, so you can make an informed decision for your next 3D print.

What to Look for When Buying PLA?

Before you make a choice, it's helpful to understand a few basic principles. This will help you find the filament that matches your printer and your project.

1. The Finish: Matte, Silk, or Standard?

The aesthetics of your print are largely determined by the filament's finish.

  • Standard PLA: Has a slight sheen and is a versatile choice for most projects.
  • Matte PLA Filament: This type has a non-reflective, professional surface. A major advantage is that a matte finish effectively hides layer lines, giving your model a cleaner and more polished look. Ideal for architectural models, prototypes, and minimalist designs.
  • Silk PLA: This filament contains additives that give it a shiny, silk-like appearance. The result is a luxurious and eye-catching object that reflects light beautifully. Perfect for vases, decorative figures, and jewellery.

2. Speed: When to Choose High-Speed PLA Filament?

With the advent of faster 3D printers, there is a growing demand for high-speed PLA filament. This type is specially formulated to print at high speeds (sometimes up to 600 mm/s) without sacrificing quality. Brands like Creality have developed their own high-speed filaments that work well with their printers. This is especially useful for rapid prototyping or printing large objects where time is a critical factor. Always check if your printer can handle these high speeds.

3. The Basics: Diameter and Weight

For most consumer FDM printers, 1.75mm PLA is the standard diameter. To be sure, check your printer's specifications. Most spools are sold as a 1kg PLA spool, which is a good amount for multiple projects without constantly having to change rolls.

Recommended PLA Filament Options

Based on specifications and popular features, we have made a selection of filaments that stand out for their performance or unique finish.

Creality Hyper PLA Blue 1KG

Creality Hyper PLA Blue 1KG

Why It Stands Out This filament is designed for speed. According to the manufacturer, Creality, this high-speed PLA filament is optimised for print speeds up to 600 mm/s. This makes it an excellent choice for users of modern, fast printers like the Creality K1 series. Its high fluidity and rapid cooling ensure smooth extrusion, even at high speeds.

Pros

  • High Print Speed: Formulated for fast printing without loss of detail.
  • Dimensional Accuracy: A tolerance of +/- 0.02mm ensures consistent and reliable results.
  • Wide Compatibility: Works with most FDM 3D printers, not just those from Creality.

Who Is It For? For makers who prioritise efficiency and want to produce prototypes or functional parts quickly. If you have a high-speed printer, this filament allows you to unlock its full potential.

View Creality Hyper PLA Blue

CAILAB 3D Printer Filament PLA Silk Tri-Color

CAILAB 3D Printer Filament PLA Silk Tri-Color

Why It Stands Out This multi-colour filament combines three colours (purple, blue, and yellow) in a single strand. The result is a print with a smooth colour gradient that changes depending on the viewing angle and the model's geometry. This silk PLA gives your objects a unique, iridescent sheen without any need for painting.

Pros

  • Unique Visual Effect: Creates a dynamic colour gradient that makes every print unique.
  • Silky Sheen: The high-gloss finish provides a premium look.
  • Instant Results: No post-processing is needed for a colourful and striking object.

Who Is It For? Ideal for hobbyists and artists who want to create decorative objects, toys, or visually appealing models. It is less suitable for functional parts that need to be strong, as silk PLA variants can be slightly more brittle than standard PLA.

View CAILAB Silk Tri-Color

CAILAB 3D Printer Filament PLA Matte - Hazy Blue

CAILAB 3D Printer Filament PLA Matte - Hazy Blue

Why It Stands Out This matte PLA filament from CAILAB offers a sophisticated, non-glossy finish. The 'Hazy Blue' colour is subtle and modern. The matte texture is excellent at hiding layer lines, giving your prints a smooth and professional appearance that almost feels like an injection-moulded product.

Pros

  • Elegant Matte Finish: Provides a professional, non-reflective look.
  • Hides Layer Lines: The surface minimises the visibility of print layers.
  • Good Printing Properties: The manufacturer claims a formula that reduces clogging and ensures good adhesion.

Who Is It For? Perfect for designers, architects, and makers who print models where form and texture are key. Think product designs, visual prototypes, and artistic objects that require a subtle, high-end appearance.

View CAILAB PLA Matte


Looking for a different colour or type?

The world of PLA is bigger than just these three options. Are you specifically looking for other shades of blue, or do you want to explore our full range?

View more 3D printer filament PLA blue


Frequently Asked Questions

What is the difference between PLA and PLA+?

PLA+ (or PLA Pro) is an enhanced version of standard PLA. It is typically formulated to be less brittle, have higher impact resistance, and offer better layer-to-layer adhesion. This makes it a good choice for functional parts that need to endure a bit more stress.

How fast can I print with high-speed PLA filament?

The maximum print speed depends on both the filament and your 3D printer. Filaments like Creality Hyper PLA are rated by the manufacturer for speeds up to 600 mm/s. However, it is advisable to start with your printer's recommended settings and gradually increase the speed to see what works best for your setup.

What is the best way to store my PLA filament?

PLA is hygroscopic, which means it absorbs moisture from the air. This can make the filament brittle and lead to printing issues like 'stringing'. Therefore, store your 1kg PLA spools in an airtight bag or container, preferably with a pouch of silica gel (desiccant) to keep it dry.