Polymer Additive

RPU 70™

RPU 70™ is a versatile, high-strength resin known for its functional toughness, ductility, and stiffness, making it suitable for a variety of demanding applications.

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Material Overview

With an ultimate tensile strength of 35 MPa and properties comparable to ABS, RPU 70™ is ideal for consumer products, automotive, and industrial use cases where durability, biocompatibility, and chemical resistance are key. RPU 70™ is UL 94 HB flame-rated and has passed ISO 10993-5 and -10 biocompatibility requirements, making it a strong, safe, and reliable choice for various applications.

Key Features:

High Strength and Toughness: Provides robust mechanical properties, with 35 MPa tensile strength for parts requiring durability and resilience.
Flame Resistance: UL 94 HB flame-rated, suitable for applications where fire safety is important.
Biocompatibility: Certified according to ISO 10993-5 and -10 standards, making it safe for indirect skin contact applications.
Chemical Resistance: Exhibits low mass gain when exposed to many household chemicals and industrial fluids, enhancing part longevity and performance.

Color Option: Black

Property	ASTM	Metric Units
Tensile Strength	D638M	45 ± 2 MPa
Modulus of Elasticity, Youngs Modulus	D638M	1,900 ± 200 MPa
Elongation at Break (%)	D638M	100 ± 20%
Flexural Strength	D790M	62 ± 9 MPa
Flexural Modulus	D790M	1,800 ± 300 MPa
IZOD Impact (notched)	D256A	22 ± 1 J/m
Heat Deflection Temperature at .45 MPa/66 psi (°C)	D648	70°C

DLS Technology

Digital Light Synthesis™ or DLS, is an innovative breakthrough in 3D printing using digital light projection together with oxygen permeable optics developed through Carbon’s CLIP™(Continuous Liquid Interface Production) technology.

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Applications

Versatile, High-strength

Housings: Durable enough for consumer-facing housings that need strength, toughness, and a smooth finish, perfect for electronics and appliances.
Automotive Components: Suitable for automotive parts requiring toughness and moderate heat resistance, such as interior components and casings.
Industrial Products: Ideal for parts exposed to moderate heat and chemicals, ensuring reliability in tough industrial environments.

Advantages:

Superior Strength and Ductility: Combines stiffness and flexibility for parts that need to withstand stress and repeated use.
Fire Safety Compliance: UL 94 HB flame rating enhances safety in applications where fire resistance is critical.
Safe for Skin Contact: Biocompatibility certification makes RPU 70™ suitable for consumer products that may come into indirect contact with skin.
Chemical Compatibility: Resistant to a wide range of chemicals, ensuring durability in environments with frequent exposure to fluids and chemicals.

Disadvantages:

Moderate Heat Resistance: While tough and strong, RPU 70™ has moderate heat resistance, which may limit its use in high-heat environments.
Limited Flexibility for Very Ductile Applications: Though highly durable, it may not be suitable for applications requiring extreme flexibility or elasticity.

RPU 70™ and Digital Light Synthesis™ are trademarks of Carbon, Inc. References to RPU 70™ are used strictly for cross-reference, technical material identification, and compatibility purposes. This website is not affiliated with, sponsored by, or endorsed by Carbon, Inc.

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