---
product_id: 674044910
title: "Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg)"
brand: "siraya tech"
price: "€ 213.61"
currency: EUR
in_stock: true
reviews_count: 5
category: "Siraya Tech"
url: https://www.desertcart.hr/products/674044910-siraya-tech-fibreheart-pet-cf-3d-filament-carbon-fiber-reinforced
store_origin: HR
region: Croatia
---

# Superior dimensional stability, no warping Carbon fiber mesh for max strength Lightweight yet ultra-durable Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg)

**Brand:** siraya tech
**Price:** € 213.61
**Availability:** ✅ In Stock

## Summary

> 🖤 Print Strong, Print Smart — The Future of 3D Filament is Here!

## Quick Answers

- **What is this?** Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg) by siraya tech
- **How much does it cost?** € 213.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/674044910-siraya-tech-fibreheart-pet-cf-3d-filament-carbon-fiber-reinforced)

## Best For

- siraya tech enthusiasts

## Why This Product

- Trusted siraya tech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Perfect Prints:** Advanced PET matrix ensures minimal shrinkage and warpage—your designs stay true to specs.
- • **Effortless Printing Experience:** Maintains excellent layer adhesion and printability, even with high-performance composite material.
- • **Lightweight Durability for Pro Use:** Ideal for drone parts, mechanical assemblies, and sporting goods where strength-to-weight ratio matters.
- • **Sealed Freshness, Ready to Perform:** Aluminum foil sealed packaging guarantees filament integrity and consistent print quality every time.
- • **Reinforced Strength, Zero Compromise:** Carbon fiber mesh boosts stiffness and mechanical resilience for parts that last.

## Overview

Siraya Tech Fibreheart PET-CF is a premium carbon fiber reinforced PET filament engineered for professionals demanding high strength, rigidity, and dimensional accuracy. Its smart fiber mesh technology delivers warpage-free, lightweight, and durable prints, perfect for functional prototypes and precision parts. Packaged in an aluminum foil sealed bag, it ensures optimal freshness and print reliability.

## Description

Siraya Tech's Fibreheart PET-CF is a cutting-edge 3D printing filament that combines the benefits of PET with the strength of carbon fiber reinforcement. Our Smart Fiber Reinforced Technology ensures optimal dispersion of chopped carbon fibers, forming a load-bearing mesh skeleton within the PET matrix. The result is a filament with exceptional mechanical properties, heat resistance, and dimensional stability.

## Features

- Enhanced Performance & Reliability: Our PET-CF filament is a high-performance composite material, expertly blending Polyethylene Terephthalate (PET) with carbon fiber. PET-CF 3d filament maintains ease of printing, good interlayer adhesion, and good mechanical properties, and exhibits increased stiffness, improved dimensional stability, and significantly improved strength.
- Smart Fiber Reinforced Technology: Carbon fibers form a mesh skeleton structure within the PET matrix, greatly improving mechanical properties, heat resistance, and dimensional stability. Prints have no warpage thanks to internal stress release.
- Superior Dimensional Stability: PET's highly regular molecular chain structure and rigid benzene rings result in better mechanical properties and less deformation under long-term load compared to PA and PC materials.. Our PET-CF filament reduces warping and shrinkage, ensuring your prints maintain their precise dimensions and shapes, critical for functional parts and intricate designs.
- Lightweight Durability: Perfectly balancing durability with a lightweight profile, our PET-CF filament is tailor-made for applications where both strength and weight are key factors. Its low moisture absorption rate makes the part la It¡¯s an excellent material for producing robust yet lightweight components such as drone parts, mechanical assemblies, and sporting equipment.
- Versatile Applications: Whether you are a professional in need of reliable, high-strength components or a hobbyist working on detailed, functional projects, our PET-CF filament is versatile enough to meet a wide range of needs. Its ease of printing and mechanical properties make it suitable for everything from industrial prototypes to custom sporting goods.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CSPFL7MB |
| Brand | Siraya Tech |
| Brand Name | Siraya Tech |
| Colour | Pet-cf Black 1kg |
| Customer Reviews | 4.4 out of 5 stars 210 Reviews |
| Global Trade Identification Number | 00850019574630 |
| Included Components | [3D Filament] |
| Item Diameter | 25 Centimetres |
| Item Weight | 1.2 Kilograms |
| Manufacturer | Siraya Tech |
| Manufacturer Part Number | PET-CF |
| Material | Polyethylene Terephthalate |
| Material Type | Polyethylene Terephthalate |
| Model number | 3003 |
| Number Of Items | 1 |
| Special Feature | Carbon Fiber Reinforcement, Enhanced Strength & Rigidity, Dimensional Stability, Lightweight Durability Special Feature Carbon Fiber Reinforcement, Enhanced Strength & Rigidity, Dimensional Stability, Lightweight Durability See more |
| Special Features | Carbon Fiber Reinforcement, Enhanced Strength & Rigidity, Dimensional Stability, Lightweight Durability |
| Unit Count | 35.27 Ounce |

## Product Details

- **Brand:** Siraya Tech
- **Material:** Polyethylene Terephthalate
- **Colour:** Pet-cf Black 1kg
- **Item Weight:** 1.2 Kilograms
- **Item Diameter:** 25 Centimetres

## Images

![Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg) - Image 1](https://m.media-amazon.com/images/I/713TvuvfSiL.jpg)
![Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg) - Image 2](https://m.media-amazon.com/images/I/71-VLQmVE5L.jpg)
![Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg) - Image 3](https://m.media-amazon.com/images/I/71nfIHSPvsL.jpg)
![Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg) - Image 4](https://m.media-amazon.com/images/I/71PLVQOZuHL.jpg)
![Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg) - Image 5](https://m.media-amazon.com/images/I/61sltLj0XxL.jpg)

## Customer Reviews

### ⭐⭐⭐ Review
*by R***E on 18 March 2026*



### ⭐⭐⭐⭐⭐ Review
*by E***C on 30 March 2026*



### ⭐⭐⭐⭐⭐ Review
*by M***H on 29 March 2026*



## Frequently Bought Together

- Siraya Tech Fibreheart PET-CF 3D Filament - Carbon Fiber Reinforced, High Strength & Rigidity, Easy Print, Dimensionally Stable, Aluminum Foil Sealed Bag - for Strong and Precise Parts (Black, 1kg)
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- Polymaker Fiberon PET-CF17 3D Printing Filament Black 1.75mm 0.5kg, Excellent Stable Stiffness - Fiberon Carbon Fiber Reinforced PET 3D Printer Filament, Ideal for Jigs and Fixtures

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---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-08-11*