Introduction
The evolution of 3D printing has ushered in a new era of digital manufacturing, providing businesses with unparalleled flexibility, cost efficiency, and material versatility. At the forefront of this transformation is HP Multi Jet Fusion (MJF) technology, a cutting-edge additive manufacturing process that allows for precise control over material properties at the voxel level. This level of precision enables the production of high-performance functional parts with superior mechanical characteristics.
A crucial factor driving the success of HP Jet Fusion technology is its diverse and rigorously engineered portfolio of thermoplastic materials. HP has designed these materials to optimize cost-effectiveness, part quality, and recyclability, thereby overcoming many of the barriers traditionally associated with 3D printing.
This white paper delves deeply into the composition, characteristics, and industrial applications of each HP Jet Fusion material, offering technical insights into their strengths and ideal use cases.
HP Jet Fusion 3D Printing Material Portfolio
HP’s materials are tailored to meet the demanding requirements of industries such as aerospace, automotive, medical, and consumer goods. Each material offers a unique balance of mechanical strength, flexibility, chemical resistance, and sustainability.
1. HP 3D High Reusability PA 12 (Polyamide 12)
Overview
Polyamide 12 (PA 12) is one of the most widely used thermoplastics in additive manufacturing due to its exceptional balance of mechanical strength, chemical resistance, and dimensional accuracy. HP’s PA 12 material is specifically engineered to provide high-density, complex part production at a low cost per part while maintaining industry-leading powder reusability.
Key Features
- High Strength and Durability – Produces robust, functional parts with excellent tensile properties.
- Chemical Resistance – Resists degradation from oils, greases, hydrocarbons, and alkalies, making it suitable for industrial environments.
- Low Moisture Absorption – Ensures mechanical stability even in humid conditions, reducing part warping.
- Industry-Leading Reusability – Allows up to 80% of surplus powder to be reused, minimizing material waste and costs.
Ideal Applications
- Functional Prototyping – High accuracy and durability make it ideal for testing mechanical components.
- Housings and Enclosures – Provides impact resistance for electronics and industrial components.
- Watertight Parts – Ideal for fluid-handling applications such as pipes and reservoirs.
- Automotive and Aerospace – Used for lightweight structural components with high dimensional stability.
Material Properties
- Melting Point: 187°C
- Bulk Density: 0.425 g/cm³
- Particle Size: 60 µm
2. HP 3D High Reusability PA 11 (Polyamide 11)
Overview
PA 11 is a bio-based polymer derived from castor oil, offering a more sustainable alternative to petroleum-based plastics. It is well known for its exceptional ductility, impact resistance, and flexibility, making it ideal for applications requiring toughness and wear resistance.
Key Features
- High Impact Resistance and Ductility – Suitable for components that experience repeated stress and bending.
- Sustainability – Uses biomethane-based production, reducing its carbon footprint by 46% compared to traditional materials.
- Superior Elongation-at-Break – Higher flexibility compared to PA 12, reducing the risk of brittle failure.
- Excellent Chemical Resistance – Withstands exposure to industrial solvents and automotive fluids.
Ideal Applications
- Medical and Prosthetic Devices – Used for insoles, braces, and orthopedic components.
- Snap Fits and Living Hinges – Provides long-lasting flexibility for moving parts.
- Sports Equipment – Enables production of durable and lightweight protective gear.
- Automotive Applications – Ideal for energy-absorbing structures in safety systems.
Material Properties
- Melting Point: 202°C
- Bulk Density: 0.48 g/cm³
- Particle Size: 54 µm
3. HP 3D High Reusability PA 12 S
Overview
HP 3D High Reusability PA 12 S, developed in partnership with Arkema, enhances surface smoothness while maintaining high reusability. It is optimized for premium surface aesthetics, making it ideal for consumer-facing applications and low-friction mechanical parts.
Key Features
- Up to 70% Smoother Surface Finish – Reduces the need for post-processing.
- High Detail and Dimensional Accuracy – Ensures precision in intricate designs.
- 85% Powder Reusability – Minimizes waste and supports sustainability efforts.
Ideal Applications
- Dental Aligners and Molds – High detail accuracy and smooth surfaces for medical applications.
- Consumer Electronics – Aesthetic casings and lightweight enclosures.
- High-Resolution Prototypes – Excellent for testing form and function before full-scale production.
Material Properties
- Melting Point: 186°C
- Bulk Density: 0.48 g/cm³
- Particle Size: 58 µm
4. HP 3D High Reusability PA 12 Glass Beads
Overview
This glass bead-reinforced polyamide 12 variant is designed for stiff, dimensionally stable components requiring enhanced rigidity and temperature resistance.
Key Features
- 40% Glass Bead Fill Content – Increases part stiffness and structural integrity.
- Low Warping and Shrinkage – Ideal for large or flat components.
- Excellent Dimensional Stability – Suitable for tight-tolerance applications.
- 70% Powder Reusability – Supports cost-effective production.
Ideal Applications
- Fixtures and Tooling – Stiffness ensures stability in manufacturing environments.
- Aerospace and Automotive Parts – Structural components requiring heat resistance.
Material Properties
- Melting Point: 138°C
- Bulk Density: 0.34 g/cm³
- Particle Size: 62 µm
5. HP 3D High Reusability PP (Polypropylene)
Overview
HP’s polypropylene (PP) provides exceptional chemical resistance, weldability, and flexibility, making it ideal for industrial and medical applications.
Key Features
- High Chemical Resistance – Withstands harsh solvents and acids.
- Low Moisture Absorption – Prevents degradation in humid environments.
- Weldability – Can be fused with traditionally manufactured PP components.
Ideal Applications
- Fluid Systems and Piping – Excellent for chemical storage and transport.
- Medical Devices – Safe for skin contact applications.
- Automotive Interiors – Lightweight and resistant to wear.
Material Properties
- Melting Point: 152°C
- Bulk Density: 0.420 g/cm³
- Particle Size: 77 µm
Conclusion: Future of Additive Manufacturing with HP Jet Fusion
HP’s Jet Fusion 3D printing materials deliver unmatched versatility, performance, and sustainability, addressing the diverse needs of industries ranging from automotive and aerospace to medical and consumer goods. The combination of high mechanical strength, durability, and reusability ensures cost-effective and scalable manufacturing solutions.
For businesses looking to integrate these advanced materials into their production processes, RapidMade offers expert 3D printing services and manufacturing solutions tailored to your needs.
Optimize your manufacturing workflow today.
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