FabDigit

EMA vs EVOH and 2 more: properties

EMAEVOHEAAEMAA

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

0.02 GPa0 Msi
2.9 GPa0.42 Msi
0.13 GPa0.02 Msi
0.2 GPa0.03 Msi

Poisson's Ratio

0.46
0.4
0.45

Tensile Strength (Ultimate)

9 MPa1.2 ksi
68 MPa9.9 ksi
17 MPa2.5 ksi
30 MPa4.4 ksi

Elongation at Break

750%
230%
550%
400%

Flexural Modulus

0.02 GPa0 Msi
3 GPa0.44 Msi
0.15 GPa0.02 Msi
0.2 GPa0.03 Msi

Izod Impact, Notched

1,000 J/m18.7 ft·lbf/in
45 J/m0.84 ft·lbf/in
800 J/m15 ft·lbf/in

Hardness, Shore A

88 Shore A
92 Shore A
94 Shore A

Hardness, Shore D

30 Shore D
78 Shore D
48 Shore D
55 Shore D

Tear Strength

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

Yield Strength (0.2% offset)

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

Compressive Strength

80 MPa11.6 ksi

Flexural Strength

100 MPa14.5 ksi

Shear Strength

45 MPa6.5 ksi

Fracture Toughness (K_IC)

3 MPa·√m2.7 ksi·√in

Hardness, Rockwell M

85 HRM

Hardness, Rockwell R

118 HRR

Physical

Density and transition temperatures.

Density

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

Melting Temperature (Tm)

88°C190 °F
183°C361 °F
95°C203 °F
95°C203 °F

Glass Transition (Tg)

-35°C-31 °F
69°C156 °F
-25°C-13 °F
-20°C-4 °F

Water Absorption (24 h)

0.07%
5.5%
0.1%
0.15%

Water Absorption (Saturation)

0.3%
9%
0.5%
0.6%

Refractive Index

1.49
1.53
1.51
1.51

Light Transmission

88%
91%
88%
88%

Thermal

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

Thermal Conductivity

0.25 W/m·K0.14 BTU/hr·ft·°F
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

Specific Heat Capacity

2,200 J/kg·K0.53 BTU/lb·°F
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

Thermal Expansion (CTE, 20–100 °C)

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

Max Service Temperature (continuous)

60°C140 °F
90°C194 °F
60°C140 °F
60°C140 °F

Min Service Temperature

-65°C-85 °F
-40°C-40 °F
-60°C-76 °F
-60°C-76 °F

Heat Deflection Temp. @ 0.45 MPa

42°C108 °F
160°C320 °F
48°C118 °F
48°C118 °F

Vicat Softening Point (B50)

45°C113 °F
168°C334 °F
65°C149 °F
65°C149 °F

Limiting Oxygen Index

19%
22%
18%
18%

Max Service Temperature (short-term)

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

Heat Deflection Temp. @ 1.8 MPa

68°C154 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

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

Dielectric Strength

28 kV/mm711 V/mil
30 kV/mm762 V/mil
25 kV/mm635 V/mil

Dielectric Constant (1 MHz)

2.9
4
2.8
2.8

Dissipation Factor (1 MHz)

0.015
0.01
0.015

Volume Resistivity

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

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

85 / 100
70 / 100
80 / 100
70 / 100

UV / Weathering Resistance

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

Manufacturability

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

Machinability

20 / 100
55 / 100
35 / 100
30 / 100

Weldability

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

Formability (cold)

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

Polishability

30 / 100
60 / 100
35 / 100

Mold Shrinkage

2%
1%
2%
2%

Melt Flow Rate

6 g/10 min
1.6 g/10 min
8 g/10 min
10 g/10 min

Processing Melt Temperature (typ.)

180°C356 °F
215°C419 °F
200°C392 °F
210°C410 °F

Mold Temperature (typ.)

25°C77 °F
60°C140 °F
30°C86 °F
30°C86 °F

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

82 MJ/kg35,254 BTU/lb
90 MJ/kg38,693 BTU/lb
82 MJ/kg35,254 BTU/lb
82 MJ/kg35,254 BTU/lb

Embodied Carbon (primary production)

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

Embodied Water

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

Same in both: Typical Recycled Content 0%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

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

Specific Stiffness (E / density)

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

Same in both: Thermal Diffusivity 0.1 mm²/s · Thermal Shock Resistance Index 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 scaleEVOHEAAEMAA

Manufacturing and finishing

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

Ready to make it?

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