FPU 50 | Flexible Polyurethane

Material

Technology: Digital Light Processing

Digital Light Processing (DLP) - FPU 50

Description

FPU 50 is a remarkable semi-rigid material with superior impact, abrasion, and fatigue resistance. This unique material is a top-of-the-line option when looking for materials that are made to sustain repetitive stresses, such as those experienced in living hinges or friction fits. This material’s versatility and durability make it a perfect choice for multiple applications. Whether you need a material that can withstand wear and tear from constant use or require a material that provides consistent and reliable performance even under harsh conditions, FPU 50 should be your ultimate choice. With its unique properties, this material offers optimal performance, flexibility, and efficiency in the long run, making it a top choice for various applications in numerous industries. Choose FPU 50 for your next project, and make sure that your parts and products withstand the test of time!

FPU 50 Applications

  • Industrial
  • Electronics (Circuit Boards, Microelectronics, Underwater Cabling)
  • Consumer Products
  • Living Hinges

Resources

Material Manufacturer: Carbon

FPU 50 Characteristics

Black

  • Abrasion Resistant
  • Fatigue Resistant
  • Good for Snap Fits
  • High Strength
  • Impact Resistant
  • Wear and Tear Resistant

FPU 50 Mechanical Properties

Tolerance Guide
Based on a .08 in wall thickness.
General Accuracy
± 0.002 in + 0.011 in/in
Production Repeatability
(95% of points)
± 0.002 in
Additional XYZ Scale Factor
(Wall Thickness)
0.02 in: 1.025
0.04 in: 1.005
0.1 in: 1.000
0.3 in: 1.000

Mechanical Properties

Tensile Strength
4 ksi
Tensile Modulus
100 ksi
Tensile Elongation at Break
7%
Flexural Stress at 5% strain
4 ksi
Flexural Modulus
120 ksi
Heat Deflection at 264 psi
110° F
Tolerance Guide
Based on a 2 mm wall thickness.
General Accuracy
± 0.05 mm + 0.28 mm/mm
Production Repeatability
(95% of points)
± 0.05 mm
Additional XYZ Scale Factor
(Wall Thickness)
0.5 mm: 1.025
1 mm: 1.005
2.5 mm: 1.000
7.6 mm: 1.000

Mechanical Properties

Tensile Strength
25 MPa
Tensile Modulus
700 MPa
Tensile Elongation at Break
7%
Flexural Stress at 5% strain
30 MPa
Flexural Modulus
800 MPa
Heat Deflection at 264 psi
45° C

Digital Light Processing

Technology
Max Build Area

7.4 x 4.6 x 12.8 in

Lead Time

1 – 4 Days

Layer Thickness
  • Standard Resolution: 0.004 in
  • Fine Resolution: 0.002 in
  • Ultra Fine Resolution: 0.001 in

Digital Light Processing Design Recommendations

Feature Measurement

Connecting & Moving Parts

Rigid: 0.12 in
Flexible: 0.04 in

Escape Holes

Rigid: 0.04 in
Flexible: 0.04 in

Embossing & Engraving

0.02 in SIL 30
0.01 in all other material

Holes & Openings

0.002 in

Horizontal Spans

2x overhangs

Minimum Features

Rigid: 0.004 in
Flexible: 0.04 in

Pin Diameter

Rigid: 0.004 in
Flexible: 0.04 in

Supports & Overhangs

0.04 in EPU 40 &41 & SIL 30
0.08 in RPU 70 & 130, FPU 50, & EPX 82
0.12 in MPU 100 & UMA 90

Walls (Supported)

0.06 in RPU 130, EPX 82, & SIL 30
0.04 in all other materials

Walls (Unsupported)

0.1 in

Feature Measurement

Connecting & Moving Parts

Rigid: 3 mm
Flexible: 1 mm

Escape Holes

Rigid: 1 mm
Flexible: 1 mm

Embossing & Engraving

0.5 mm SIL 30
0.3 mm all other materials

Holes & Openings

0.04 mm

Horizontal Spans

2x Overhangs

Minimum Features

Rigid: 0.1 mm
Flexible: 1 mm

Pin Diameter

Rigid: 0.1 mm
Flexible: 1 mm

Supports & Overhangs

1.0 mm EPU 40 & 41 & SIL 30
2.0 mm RPU 70 & 130, FPU 50, EPX 82
3.0 mm MPU 100 & UMA 90

Walls (Supported)

1.5 mm RPU130, EPX 82, & Sil 30
1 mm all other materials

Walls (Unsupported)

2.5 mm