# Sunlu PLA+ Silk Forth-Color filament — silk finish multicolor (blue–purple–red–gold)

**URL:** https://aio.lv/en/product--sunlu-pla-silk-fc-bprg--12394597
**Data updated:** 2026-04-25 14:14 (EEST)
**Category:** 3D Printer Consumables
**Manufacturer:** Sunlu
**Manufacturer code:** PLA+ Silk FC BPRG
**EAN:** 6933582322281
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 20.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 17.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sunlu-pla-silk-fc-bprg--12394597

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Sunlu PLA+ Silk Forth-Color is a PLA+ 3D printing filament with a silk-like finish that shifts through blue, purple, red and gold tones. Designed for fused filament fabrication, this multicolor filament highlights surface sheen and color transitions for decorative prints, prototypes and artistic models while maintaining PLA+ usability and easy printing.

## Long description

Sunlu PLA+ Silk Forth-Color filament in the blue–purple–red–gold variant is a PLA+ 3D printing material with a silky, glossy finish and gradual color shifts. Using multi-color extrusion, a single filament produces prints that change appearance with viewing angle and light, making it suitable for decorative items, artistic models and prototypes that require both visual impact and reliable PLA+ performance.
Advantages
The filament provides a smooth, silky surface and pronounced color transitions without additional post-processing. It combines improved mechanical properties compared with standard PLA—greater strength, flexibility and impact resistance—while maintaining easy printability and stable feeding thanks to a controlled diameter and low shrinkage.
Suitable for
Decorative figures, statuettes and display models
Prototypes and concept models where appearance matters
Gadgets and non-load-bearing functional parts
Artistic and jewellery-like prints with glossy effects
When it may not be suitable
This filament is not intended for high-temperature or load-bearing engineering applications where heat resistance well above the listed temperatures is required. Although mechanically improved compared with standard PLA, it is not a substitute for engineering-grade polymers for demanding structural parts.
Also avoid using it where a perfectly uniform single colour is required; the multicolor effect is a deliberate characteristic and will produce gradual colour changes across the print.
Key specifications
Material: PLA+ with silk additive
Colour effect: blue → purple → red → gold (multicolor gradient)
Density: 1.23 g/cm³
Vicat softening temperature: 54 °C
Heat deflection temperature: 57 ± 3 °C
Melting temperature: 164 °C
Melt flow rate: 7 ± 2.5 g/10 min
Tensile strength: 50 ± 4 MPa
Elongation at break: 11 ± 3 %
Flexural strength: 78 ± 5 MPa
Flexural modulus: 2600 ± 300 MPa
Impact resistance (X–Y): 78 ± 5 kJ/m²
How to use
Print the Sunlu PLA+ Silk filament on FDM printers using standard PLA+ settings as a starting point. Recommended approach: set nozzle temperature near the filament's melting range, adjust printing temperature empirically for your printer and hotend (typically within common PLA+ temperatures), ensure a calibrated extrusion multiplier and a stable filament feed. Use a heated bed if required by your printer model and apply an adhesive or build-surface suited for PLA to improve first-layer adhesion. Allow parts to cool gradually after printing to preserve surface sheen and dimensional stability.
What to consider before purchase
Intended use: decorative and prototype prints benefit most from the multicolor silk effect
Temperature limits: not suitable for prolonged exposure above ~54–60 °C
Printer compatibility: designed for FDM printers with standard PLA/PLA+ compatibility
Colour variation: expect gradual colour transitions rather than uniform single-colour output
Usage recommendations
For best results, print at stable temperatures with a well-calibrated extrusion rate and minimal retraction; test a small sample to find optimal printer settings and preserve the filament’s silk sheen by avoiding excessive post-processing or high-temperature annealing.

## FAQ

### How much does the Sunlu PLA+ Silk Forth-Color filament cost, and is it available for purchase?

The price is 20.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 20.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Sunlu products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Sunlu service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12394597/68509595_large.webp