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Prusament PETG Tungsten 75%

PRUSA-PETG-TUNG75-175-1000
205.79 € 205.79 €
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Prusament PETG Tungsten 75% is a filament specially designed by Prusa Research for radiation shielding applications, incorporating tungsten powder, a material with high density and unique properties. This reinforced filament not only offers an efficient solution for the creation of X-ray and gamma radiation shielding components but is also ideal for medical, scientific, and industrial applications where advanced and safe protection is needed. Unlike lead, tungsten is hypoallergenic, non-toxic, and does not react with water, making it a safer alternative for users and the environment.

Tungsten, known for its high density of approximately 19 grams per cubic centimeter, is one of the heaviest metals in the periodic table. This material has exceptional properties that make it suitable for use as shielding in applications requiring high radiation absorption. Furthermore, as it poses no toxicity risks, it is an ideal option for medical applications, such as the protection of radiopharmaceuticals or radiological diagnostic equipment.

This technical filament not only excels in its radiation protection capabilities but also in its physical characteristics that facilitate its use in FDM 3D printers. Despite its high density, Prusament PETG Tungsten 75% is easy to print, with a fast speed and low odor during printing. However, it is worth noting that due to its high abrasiveness, the use of a hardened steel nozzle is required to prevent damage to the printer.

Video 1: A user performs a test print with Prusament PETG Tungsten 75% filament.

Technical Details

Prusament PETG Tungsten 75% is an ideal material for radiological shielding applications, with exceptional properties that make 3D printing easier, faster, and more precise. Below are the most relevant technical characteristics for its use:

Property Value
Printing Difficulty Easy
Hardness Low
Odor Low
Solubility No
Printing Speed Fast
Abrasiveness High
Temperature Resistance 94 °C
Warping Susceptibility Low
Post-processing Easy (dry and wet sanding)
Elasticity None
Difficult to break No
Difficult to break filament Yes
Polishing prints Yes

This filament has many advantages, but also some disadvantages that should be considered. Below are the most notable aspects of its pros and cons:

Advantages of Prusament PETG Tungsten 75%

Advantage Description
Radiation Protection Ideal for creating X-ray and gamma radiation shielding components.
Chemical Resistance High resistance to most chemicals, extending the durability of parts.
Non-reactive Does not react with water, oxygen, or air at room temperature, ensuring stability.
Hypoallergenic and Non-toxic Ideal for medical, scientific, and industrial applications, ensuring user safety.
Easy to Print Fast and simple printing process, suitable for complex projects.
Easy Post-processing Can be easily sanded and polished for a professional finish.

Disadvantages of Prusament PETG Tungsten 75%

Disadvantage Description
High Density Fewer meters of filament per kilogram due to the high density of tungsten.
High Price The cost is higher due to tungsten, a specialized and high-quality material.
Requires Hardened Steel Nozzle Tungsten is abrasive, which can damage brass nozzles; hardened steel nozzles are recommended.

Additive Manufacturing: An Efficient Solution for Radiation Shielding

Prusament PETG Tungsten 75% offers a significant advantage over traditional manufacturing methods, especially in the field of radiation shielding. High-density materials, such as tungsten, are often difficult to machine, expensive, or even toxic. Additive manufacturing, however, allows for the creation of complex and individualized components with greater ease and sometimes at a lower cost, representing a considerable advantage compared to conventional methods.

Conclusion

Prusament PETG Tungsten 75% is a superior choice for those requiring high-density materials for radiation protection applications, with the guarantee of quality manufacturing and an easy and efficient 3D printing process. If you are looking for a safe, non-toxic material with exceptional properties for medical, scientific, and industrial applications, this filament offers everything needed to meet the highest standards of performance and safety.

General information

Material Tungsten + binding polymer
Format 1 kg | 100 g
Density (Prusa Polymers) 4 g/cm³
Filament diameter 1.75 mm
Filament length [1 kg] 103.9 m| [100 g] 10.4 m

Printing properties

Printing temperature 260 ºC
Print bed temperature 80 ºC
Cooling fan 50%
Recommended printing speed Up to 200 mm/s

Mechanical properties

Elongation at break (ISO 527-1) 3.5 %
Tensile modulus (ISO 527-1) 1.9 MPa
Flexural strength (ISO 178) 59 MPa
Flexural modulus (ISO 178) 2.8 MPa
Surface hardness (Prusa Polymers Shore D) 79

Thermal properties

Heat deflexion temperature (ISO 75) 94 ºC

Other

HS Code 3916.9

Featured properties

Printing temperature
260 ºC
Filament diameter
1.75 mm
High speed compatible
Yes
Density
4 g/cm³

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