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Bambu Lab Unveils PLA Pure: A Game-Changer in Home 3D Printing Filament

As the popularity of desktop 3D printers continues to rise within homes worldwide, Bambu Lab, recognized as one of the fastest-growing companies in consumer 3D printing, has set a new standard in filaments designed for domestic use. The company recently announced the introduction of PLA Pure, a filament tailored specifically for cleaner and safer 3D home printing. All components used in its production are compliant with the European regulation EU 10/2011, which governs plastics intended for food contact.

A Closer Look at PLA Pure Ingredients

PLA Pure is crafted from materials commonly found in everyday life, ensuring both safety and quality. The filament consists of:

• - Polylactic Acid (PLA): Sourced from corn and sugarcane, this biodegradable plastic serves as the base material.
• - Acrylic Copolymer: Frequently found in children's toys, providing additional safety assurances.
• - Colored Pigments: Utilized in baby dishware, ensuring they are safe for children.
• - EBS (Ethylene Bis-Stearamide): A well-known material employed in food packaging films.
• - Talc: Used in products like biodegradable straws and independently tested as asbestos-free.

Each component is on the positive list of EU 10/2011 and is traceable through a Material Contact Substance Number (MCDA). The raw materials are sourced from reputable international manufacturers, including TotalEnergies Corbion, Dow, Chemours, and BASF, simplifying compliance and traceability efforts.

Typically, most filaments marketed as safe for food contact are only tested post-manufacturing into final products. In contrast, PLA Pure ensures that every ingredient is individually monitored right from the raw material to the pigments.

Enhanced Indoor Air Quality

Given that 3D printing often occurs in residential spaces, emissions are a crucial factor to consider. PLA Pure has been certified under GREENGUARD UL 2904*, a standard recognized for measuring emissions from 3D printers. This certification assesses particulate matter and volatile organic compounds (VOCs) to evaluate their impact on indoor air quality.

During a continuous four-hour printing test conducted by an accredited laboratory, PLA Pure emitted significantly lower levels of PM2.5 and PM10 particulates compared to a comparable filament under identical conditions. While it is still advisable to ensure good ventilation during the printing process to minimize inhalation of any byproducts, the lower emission levels provide peace of mind, especially for users with children or pets nearby.

Reliability without Additives

Unlike most filaments that require additives for impact resistance and fluidity, PLA Pure is formulated with only five food-quality ingredients. Bambu Lab rethought the entire formulation process to achieve results similar to those produced using additives, allowing for a cleaner extrusion with less residue and reduced clogging.

Notably, PLA Pure produces significantly less stringing than traditional filaments, and finished parts require minimal post-processing. Mechanical properties remain unaffected, offering performance on par with Bambu Lab's Basic PLA, while also preserving layer adhesion comparable to many PLA materials available on the market today.

All print settings are documented on the RFID tag, which is automatically read by the Automatic Material System (AMS). Users can effortlessly load the spool, allow the system to align the material, and then commence printing—eliminating the need for any guesswork.

Safe for Toy Production

In addition to its other certifications, PLA Pure has achieved EN 71-3 certification, the European safety standard concerning the migration of certain elements from materials used in toys. This standard helps to ascertain whether potentially harmful elements—such as lead, cadmium, chrome, and other heavy metals—can be released when children handle, mouth, or ingest the material.

With the successful passing of this test, PLA Pure is deemed suitable for creating toys and models that children can play with, like kitchenware or small vehicles. However, standard caution should still apply with 3D printed toys, including the potential risks from small parts and sharp edges, as well as the flammability of the material.

Conclusion and Availability

PLA Pure is now available in Bambu Lab's official store, priced at $24.99 for a spool and $21.99 for a refill. Further information regarding availability, colors, and variations will be announced soon.

Founded with a focus on pushing the boundaries of creativity by facilitating seamless transitions between digital and physical worlds, Bambu Lab specializes in state-of-the-art desktop 3D printers and currently serves customers in over 30 countries.

For more information, visit Bambu Lab’s official website.