FabDigit

EVOH vs EAA and 2 more: properties

EVOHEAAEMAAEVA

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

2.9 GPa0.42 Msi
0.13 GPa0.02 Msi
0.2 GPa0.03 Msi
0.05 GPa0.01 Msi

Poisson's Ratio

0.4
0.45
0.47

Tensile Strength (Ultimate)

68 MPa9.9 ksi
17 MPa2.5 ksi
30 MPa4.4 ksi
17 MPa2.5 ksi

Yield Strength (0.2% offset)

58 MPa8.4 ksi
10 MPa1.5 ksi
10 MPa1.5 ksi
7 MPa1 ksi

Elongation at Break

230%
550%
400%
780%

Compressive Strength

80 MPa11.6 ksi

Flexural Strength

100 MPa14.5 ksi

Flexural Modulus

3 GPa0.44 Msi
0.15 GPa0.02 Msi
0.2 GPa0.03 Msi
0.04 GPa0.01 Msi

Shear Strength

45 MPa6.5 ksi

Fracture Toughness (K_IC)

3 MPa·√m2.7 ksi·√in

Izod Impact, Notched

45 J/m0.84 ft·lbf/in
800 J/m15 ft·lbf/in

Hardness, Shore D

78 Shore D
48 Shore D
55 Shore D
32 Shore D

Hardness, Rockwell M

85 HRM

Hardness, Rockwell R

118 HRR

Hardness, Shore A

92 Shore A
94 Shore A
90 Shore A

Tear Strength

90 kN/m514 lbf/in
55 kN/m314 lbf/in

Physical

Density and transition temperatures.

Density

1.19 g/cm³0.04 lb/in³
0.94 g/cm³0.03 lb/in³
0.94 g/cm³0.03 lb/in³
0.94 g/cm³0.03 lb/in³

Melting Temperature (Tm)

183°C361 °F
95°C203 °F
95°C203 °F
86°C187 °F

Glass Transition (Tg)

69°C156 °F
-25°C-13 °F
-20°C-4 °F
-30°C-22 °F

Water Absorption (24 h)

5.5%
0.1%
0.15%
0.08%

Water Absorption (Saturation)

9%
0.5%
0.6%
0.3%

Refractive Index

1.53
1.51
1.51
1.49

Light Transmission

91%
88%
88%
88%

Thermal

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

Thermal Conductivity

0.33 W/m·K0.19 BTU/hr·ft·°F
0.3 W/m·K0.17 BTU/hr·ft·°F
0.25 W/m·K0.14 BTU/hr·ft·°F
0.34 W/m·K0.2 BTU/hr·ft·°F

Specific Heat Capacity

2,000 J/kg·K0.48 BTU/lb·°F
2,200 J/kg·K0.53 BTU/lb·°F
2,100 J/kg·K0.5 BTU/lb·°F
2,300 J/kg·K0.55 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

85 µm/m·K47.2 µin/in·°F
180 µm/m·K100 µin/in·°F
180 µm/m·K100 µin/in·°F
200 µm/m·K111 µin/in·°F

Max Service Temperature (continuous)

90°C194 °F
60°C140 °F
60°C140 °F
65°C149 °F

Min Service Temperature

-40°C-40 °F
-60°C-76 °F
-60°C-76 °F
-60°C-76 °F

Heat Deflection Temp. @ 0.45 MPa

160°C320 °F
48°C118 °F
48°C118 °F
44°C111 °F

Heat Deflection Temp. @ 1.8 MPa

68°C154 °F

Vicat Softening Point (B50)

168°C334 °F
65°C149 °F
65°C149 °F
62°C144 °F

Limiting Oxygen Index

22%
18%
18%
19%

Max Service Temperature (short-term)

130°C266 °F
90°C194 °F
80°C176 °F
85°C185 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

1×10¹¹ Ω·m3.94×10¹⁸ µΩ·in
1×10¹² Ω·m3.94×10¹⁹ µΩ·in
1×10¹³ Ω·m3.94×10²⁰ µΩ·in
1×10¹³ Ω·m3.94×10²⁰ µΩ·in

Dielectric Constant (1 MHz)

4
2.8
2.8
2.9

Volume Resistivity

1×10¹³ Ω·cm
1×10¹⁴ Ω·cm
1×10¹⁵ Ω·cm
1×10¹⁵ Ω·cm

Dielectric Strength

30 kV/mm762 V/mil
25 kV/mm635 V/mil
30 kV/mm762 V/mil

Dissipation Factor (1 MHz)

0.01
0.015
0.03

Surface Resistivity

1×10¹⁴ Ω

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

70 / 100
80 / 100
70 / 100
82 / 100

UV / Weathering Resistance

40 / 100
35 / 100
30 / 100
35 / 100

Manufacturability

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

Machinability

55 / 100
35 / 100
30 / 100
25 / 100

Weldability

55 / 100
92 / 100
92 / 100
88 / 100

Formability (cold)

70 / 100
85 / 100
85 / 100
90 / 100

Polishability

60 / 100
35 / 100
30 / 100

Mold Shrinkage

1%
2%
2%
1.3%

Melt Flow Rate

1.6 g/10 min
8 g/10 min
10 g/10 min
2.5 g/10 min

Processing Melt Temperature (typ.)

215°C419 °F
200°C392 °F
210°C410 °F
165°C329 °F

Mold Temperature (typ.)

60°C140 °F
30°C86 °F
30°C86 °F
30°C86 °F

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

90 MJ/kg38,693 BTU/lb
82 MJ/kg35,254 BTU/lb
82 MJ/kg35,254 BTU/lb
78 MJ/kg33,534 BTU/lb

Embodied Carbon (primary production)

4.2 kg CO₂/kg
2.6 kg CO₂/kg
2.6 kg CO₂/kg
2.9 kg CO₂/kg

Embodied Water

250 L/kg30 gal/lb
100 L/kg12 gal/lb
110 L/kg13.2 gal/lb
130 L/kg15.6 gal/lb

Typical Recycled Content

0%
0%
0%
5%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

57 kN·m/kg
18 kN·m/kg
32 kN·m/kg
18 kN·m/kg

Specific Stiffness (E / density)

2.4 MN·m/kg
0.1 MN·m/kg
0.2 MN·m/kg
0.1 MN·m/kg

Modulus of Resilience

580 kJ/m³
385 kJ/m³
250 kJ/m³
490 kJ/m³

Thermal Diffusivity

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

Thermal Shock Resistance Index

0
0
0
1

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 scaleEVOHEAAEMAAEVA

Manufacturing and finishing

CapabilityEVOHEAAEMAAEVA
Default condition
Relative cost$$$ Premium$$ Standard$$$ Premium$ Budget
Min. machined wall
Best machined surface

Ready to make it?

Upload a CAD file and FabDigit prices the part in EVOH and EAA 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.