Overview: The document provides comprehensive details on CNC machined materials and
3D printing technologies, focusing on their specifications, properties, applications, and finishes.
CNC Machined Materials:- Non-Ferrous Alloys: Includes Aluminum (7075 T6, 6082, 5083), Brass OT58, Copper C101, and Bronze CuSn12, known for high strength and corrosion resistance, used in aerospace, automotive, and industrial components.
- Iron Alloys: Covers C45 Steel, Carbon Steel, Steel 18NiCrMo5, and Stainless Steel (316L, 304), valued for mechanical strength and fatigue resistance, suitable for heavily stressed parts.
- Plastics: Includes Nylon 6 + MoS2, Delrin, PEEK, and PTFE, chosen for mechanical properties and chemical resistance, used in manufacturing bushings, gears, and seals.
3D Printing Technologies:- HP Multi Jet Fusion (MJF): Uses Nylon PA12 and PA11, offering chemical resistance for functional prototypes and final parts, applicable in automotive and consumer electronics.
- Fused Deposition Modeling (FDM): Features ABS and Extreme™ Carbon fiber materials, known for mechanical properties, used in automotive and consumer goods.
- LED MSLA + 4KSPER™ Technology: Provides ABS-like and high-temp resins, offering smooth surfaces and high detail for prototypes and functional parts.
Key Properties and Parameters:- Density: Affects weight and application suitability.
- Max Workable Size: Influences design constraints.
- Mechanical Properties: Includes tensile strength, yield strength, and elongation at break, critical for material performance under stress.
- Thermal Properties: Includes melting point and maximum operating temperature, important for heat exposure applications.
Applications and Recommendations:- Material selection is based on requirements like strength, corrosion resistance, and thermal stability.
- Recommendations include choosing materials based on the application environment, such as marine, aerospace, or industrial settings.
Material Overview: The document describes materials suitable for high-temperature environments and prototyping, characterized by smooth surfaces, thermal load-bearing capabilities, and aesthetic appeal, useful for molds and functional prototypes.
Material Properties:- Semi-transparent Material: Ideal for prototyping, can be polished for enhanced transparency.
- Elastic and Ductile Material: Similar to polyamides, suitable for functional objects requiring a smooth finish, resilient under impact.
Technical Specifications:- Tolerance: Minimum tolerance is ± 0.20mm below 100mm and ± 0.25% above 100mm.
- Tensile Strength: Ranges from 29 MPa to 36 MPa.
- Young's Modulus: Values range from 619 GPa to 1850 GPa.
- Elongation at Break: Varies from 2% to 18%.
- Hardness: Rockwell M Hardness ranges from Shore 70 D to Shore 80 D.
- Heat Deflection Temperature (HDT): At 0.45 MPa, HDT ranges from 68°C to 190°C.
Limitations: Maximum operating temperatures and water absorption rates are not specified.
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