FabDigitFabDigit

Rigid 10K vs Tough 2000 and 2 more: properties

Rigid 10KTough 2000Flexible ResinClear

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

5.5 GPa0.8 Msi
2.4 GPa0.35 Msi
0.01 GPa0 Msi
2.8 GPa0.41 Msi

Poisson's Ratio

0.35
0.39
0.48
0.38

Tensile Strength (Ultimate)

75 MPa10.9 ksi
50 MPa7.3 ksi
9 MPa1.3 ksi
65 MPa9.4 ksi

Elongation at Break

2.5%
22%
120%
6.5%

Compressive Strength

105 MPa15.2 ksi
70 MPa10.2 ksi
5 MPa0.65 ksi
80 MPa11.6 ksi

Compressive Modulus

5 GPa0.73 Msi
2.1 GPa0.3 Msi
0.01 GPa0 Msi
2.6 GPa0.38 Msi

Flexural Strength

125 MPa18.1 ksi
68 MPa9.9 ksi
—
87 MPa12.6 ksi

Flexural Modulus

5 GPa0.73 Msi
1.9 GPa0.28 Msi
—
2.2 GPa0.32 Msi

Fracture Toughness (K_IC)

0.9 MPa·√m0.82 ksi·√in
—
—
0.9 MPa·√m0.82 ksi·√in

Izod Impact, Notched

17 J/m0.32 ft·lbf/in
38 J/m0.71 ft·lbf/in
—
25 J/m0.47 ft·lbf/in

Hardness, Shore D

85 Shore D
80 Shore D
30 Shore D
80 Shore D

Hardness, Rockwell M

95 HRM
—
—
88 HRM

Yield Strength (0.2% offset)

—
44 MPa6.4 ksi
—
52 MPa7.5 ksi

Hardness, Rockwell R

—
103 HRR
—
—

Shear Strength

—
—
6 MPa0.87 ksi
40 MPa5.8 ksi

Hardness, Shore A

—
—
80 Shore A
—

Tear Strength

—
—
24 kN/m137 lbf/in
—

Compression Set (22 h, 70 °C)

—
—
4%
—

Physical

Density and transition temperatures.

Density

1.55 g/cm³0.06 lb/in³
1.15 g/cm³0.04 lb/in³
1.12 g/cm³0.04 lb/in³
1.19 g/cm³0.04 lb/in³

Glass Transition (Tg)

105°C221 °F
58°C136 °F
5°C41 °F
65°C149 °F

Water Absorption (24 h)

0.5%
0.8%
1.2%
0.6%

Water Absorption (Saturation)

—
1.8%
—
1.6%

Refractive Index

—
1.51
1.5
1.52

Light Transmission

—
—
—
88%

Thermal

How each material carries heat and how hot it can run.

Thermal Conductivity

0.3 W/m·K0.17 BTU/hr·ft·°F
0.2 W/m·K0.12 BTU/hr·ft·°F
0.2 W/m·K0.12 BTU/hr·ft·°F
0.2 W/m·K0.12 BTU/hr·ft·°F

Specific Heat Capacity

1,250 J/kg·K0.3 BTU/lb·°F
1,500 J/kg·K0.36 BTU/lb·°F
1,650 J/kg·K0.39 BTU/lb·°F
1,450 J/kg·K0.35 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

45 µm/m·K25 µin/in·°F
110 µm/m·K61.1 µin/in·°F
180 µm/m·K100 µin/in·°F
110 µm/m·K61.1 µin/in·°F

Max Service Temperature (continuous)

100°C212 °F
50°C122 °F
65°C149 °F
55°C131 °F

Min Service Temperature

-30°C-22 °F
-20°C-4 °F
-20°C-4 °F
-30°C-22 °F

Heat Deflection Temp. @ 0.45 MPa

130°C266 °F
49°C120 °F
60°C140 °F
73°C163 °F

Heat Deflection Temp. @ 1.8 MPa

105°C221 °F
42°C108 °F
—
58°C136 °F

Limiting Oxygen Index

21%
19%
19%
19%

Max Service Temperature (short-term)

150°C302 °F
70°C158 °F
85°C185 °F
85°C185 °F

Vicat Softening Point (B50)

—
—
—
68°C154 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

1×10¹² Ω·m3.94×10¹⁹ µΩ·in
1×10¹² Ω·m3.94×10¹⁹ µΩ·in
1×10¹¹ Ω·m3.94×10¹⁸ µΩ·in
1×10¹² Ω·m3.94×10¹⁹ µΩ·in

Dielectric Strength

15 kV/mm381 V/mil
15 kV/mm381 V/mil
14 kV/mm356 V/mil
15 kV/mm381 V/mil

Dielectric Constant (1 MHz)

3.6
3.4
4
3.2

Dissipation Factor (1 MHz)

0.03
0.03
—
0.03

Volume Resistivity

1×10¹⁴ Ω·cm
1×10¹⁴ Ω·cm
1×10¹³ Ω·cm
1×10¹⁴ Ω·cm

Surface Resistivity

1×10¹⁴ Ω
1×10¹⁴ Ω
—
—

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

80 / 100
55 / 100
70 / 100
65 / 100

UV / Weathering Resistance

25 / 100
30 / 100
25 / 100
25 / 100

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

40 / 100
55 / 100
15 / 100
45 / 100

Weldability

3 / 100
5 / 100
—
5 / 100

Formability (cold)

3 / 100
10 / 100
—
5 / 100

Polishability

55 / 100
65 / 100
25 / 100
85 / 100

Mold Shrinkage

—
—
1.5%
—

Processing Melt Temperature (typ.)

—
—
30°C86 °F
—

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

115 MJ/kg49,441 BTU/lb
115 MJ/kg49,441 BTU/lb
115 MJ/kg49,441 BTU/lb
110 MJ/kg47,292 BTU/lb

Embodied Carbon (primary production)

6 kg CO₂/kg
6 kg CO₂/kg
5.5 kg CO₂/kg
5.5 kg CO₂/kg

Embodied Water

200 L/kg24 gal/lb
260 L/kg31.2 gal/lb
—
—

Same in both: Typical Recycled Content 0%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

48 kN·m/kg
43 kN·m/kg
8 kN·m/kg
55 kN·m/kg

Specific Stiffness (E / density)

3.5 MN·m/kg
2.1 MN·m/kg
0 MN·m/kg
2.4 MN·m/kg

Thermal Diffusivity

0.2 mm²/s
0.1 mm²/s
0.1 mm²/s
0.1 mm²/s

Thermal Shock Resistance Index

0
0
1
0

Strength versus weight

Yield strength against density for every polymer grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

0.1110100123Density (g/cm³)Yield strength (MPa) — log scaleFormlabs Tough 2000Formlabs Rigid 10KFlexible ResinFormlabs Clear

Manufacturing and finishing

CapabilityRigid 10KTough 2000Flexible ResinClear
Default conditionGlass FilledABS-likeShore A 80Standard
Relative cost$$$ Premium$$ Standard$$$ Premium$$ Standard
Min. machined wall————
Best machined surface————

Both are offered for Injection molding and 3D printing. Both take the same 12 finishes: Chrome Plating (Plastic), Conductive Coating, Dyeing (Nylon), EMI Shielding Coating, Painting, Primer Coating, Soft Touch Coating, Spray Painting, Tinted Coating, UV Coating, Vacuum Metallization, Waterproof Coating.

Ready to make it?

Upload a CAD file and FabDigit prices the part in Rigid 10K and Tough 2000 side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.