The Filament 3D PETG CF filament from Spectrum brings carbon fiber reinforcement to a reliable PETG baseline, delivering tougher, more rigid parts with excellent layer adhesion. In a bold blue 1.75 mm spool (1000 g) identified by TF-24109, this filament is designed for functional prototypes, mechanical components, and enclosures that demand both strength and precision without the printing headaches often associated with high-performance materials.
Why this PETG CF filament stands out
Carbon fiber reinforcement elevates PETG beyond standard prints. You’ll notice improved stiffness and impact resistance, making brackets, housings, and load-bearing parts perform better under stress. At the same time, it preserves PETG’s forgiving print experience—still easier to print than many high-strength plastics—so you can iterate quickly and reliably. The deep blue color remains consistent across prints, helping you color-match assemblies and maintain a cohesive aesthetic in multi-part builds.
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Enhanced stiffness and durability for parts that endure bending, vibration, and mounting stresses.
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Excellent dimensional stability to minimize warping and reduce post-processing time on larger or intricate prints.
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Smooth, uniform surface finish with reliable color consistency that looks professional straight off the print bed.
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Reliable Spectrum quality with controlled diameter and material composition for predictable extrusion and repeatable results.
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Color-first aesthetics—a striking blue that stays true across prints and batches, helping you track design variants and maintain visual continuity.
Ideal use cases
This filament is a strong choice for engineers and makers who need functional parts that print cleanly while standing up to real-world use. Consider it for:
- Drone frames, camera mounts, and other lightweight, high-stiffness components
- Mechanical housings, gear covers, and motor mounts where rigidity matters
- Enclosures and brackets for electronics that require durable enclosure walls
- Jigs, fixtures, and custom tooling that benefit from reduced deformation under load
What to know before you print
As with any carbon-fiber reinforced filament, expect the path ahead to be a touch different from standard PETG. A hardened steel nozzle is recommended to manage the abrasive nature of carbon fibers. Print at a moderate pace to balance surface finish with strength, and be mindful of bed adhesion—use a reliable print surface and consider a brim for larger parts. PETG’s moisture sensitivity means proper storage: keep the spool dry and dry it again if it has absorbed humidity.
Specifications at a glance
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Brand: Spectrum
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Product name: The Filament 3D filament, PETG CF
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Material: PETG with carbon fiber reinforcement
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Diameter: 1.75 mm (1,75 mm)
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Weight: 1000 g
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Color: Blue
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Spool code: TF-24109
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Recommended use: FDM 3D printing for functional parts and prototypes
Practical printing tips
- Use a hardened steel nozzle to minimize wear and maintain consistent extrusion over time.
- Print at moderate speeds to achieve crisp feature definition and reliable layer adhesion.
- Optimize bed temperature and surface for adhesion, and consider an enclosure to minimize warping on larger parts.
- Store the filament in a dry environment; pre-dry if the spool has absorbed moisture.
- Plan for easier post-processing with a smooth surface finish and predictable gaps between solid layers.
Shipping Policy
Effective Date: 11/18/2025
Last Updated: 3/3/2026
1. Introduction
At Hobby Tech Supply, we aim to provide a seamless and transparent shipping experience for our customers. This Shipping Policy outlines the terms and conditions related to the delivery of products purchased from our website, hobbytechsupply.com.
2. Shipping Destinations
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Countries We Ship To:
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Future Expansion:
3. Shipping Costs
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Domestic Shipping (United States):
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Standard Shipping: FREE standard shipping for all orders over $100
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The free shipping threshold applies to the subtotal after discounts and before taxes.
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Expedited Shipping: Calculated based on item weight and priority selection.
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Flat Rate Shipping: $7.99 flat rate for orders under $100.
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Supplier-Specific Shipping Terms
Some products ship directly from our supplier or manufacturer partners and may be subject to supplier-specific shipping rates, handling fees, delivery timelines, minimum order thresholds, or freight requirements. These supplier-specific terms may differ from Hobby Tech Supply’s standard shipping policy and may override general free-shipping offers where applicable.
When a product is subject to supplier-specific shipping terms, the applicable shipping rate or threshold will be based on the supplier’s current fulfillment requirements.
Phrozen Products
Phrozen products ship directly from the supplier. Phrozen orders under $333.34 are subject to a $60 supplier-direct shipping charge. Phrozen orders of $333.34 or more may qualify for free supplier-direct shipping unless otherwise stated.
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No Hidden Fees:
4. Order Processing Time
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Processing Time:
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Order Cut-Off Time:
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Weekend and Holiday Orders:
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Note: If your order contains items from multiple vendors, they may ship separately, and each shipment will have its own tracking number.
5. Estimated Delivery Time
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Domestic Shipping:
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International Shipping:
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Note: Delivery timeframes are estimates. Actual processing and transit times vary by vendor and carrier and cannot be guaranteed. We are not responsible for supplier delays or carrier issues caused by factors outside our control, including vendor shipment issues or weather-related carrier disruptions.
6. Shipping Methods and Carriers
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Reliable Carriers:
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Shipment Tracking:
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All orders include tracking information, which will be provided via email once your order has shipped.
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Orders fulfilled by multiple vendors may arrive in separate packages. Each will include its own tracking number.
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Insurance:
7. Order Tracking
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Tracking Information:
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How to Track Your Order:
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Assistance:
8. Delivery Issues
8.1 Delayed or Lost Packages
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Delayed Delivery:
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Lost Packages:
8.2 Damaged Packages
9. Missing or Incomplete Items
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Reporting Missing Items:
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Resolution:
10. Return and Refund Policy
11. Incorrect Address
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Address Accuracy:
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Please ensure that all shipping information is correct. We are not responsible for orders shipped to incorrect addresses provided by the customer.
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Once an order is placed, if an error is identified, contact us immediately. If the item has not yet shipped, we may be able to update your address as requested.
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Returned Packages:
12. International Customs and Duties
13. Contact Information
If you have any questions or concerns regarding your shipment, please contact us:
Our customer service team is available Monday to Friday, 8 AM to 4 PM EST.
14. Changes to This Shipping Policy
We reserve the right to modify this Shipping Policy at any time. Changes and clarifications will take effect immediately upon posting on the website. We encourage you to review this policy periodically.
Thank you for shopping with Hobby Tech Supply!
We appreciate your business and are committed to providing you with exceptional service.
Legal Entity:
Ashrei Ventures LLC d/b/a Hobby Tech Supply
502 W 7th St ste 100, Erie, PA 16502
Hobby Tech Supply is a trade name (DBA) owned and operated by Ashrei Ventures LLC, a Pennsylvania limited liability company.