FabDigit

PPE/PPO vs mPPE and 2 more: properties

PPE/PPOmPPEPPE-GF30ABS

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

2.5 GPa0.36 Msi
2.4 GPa0.35 Msi
9 GPa1.3 Msi
2.3 GPa0.33 Msi

Shear Modulus

0.9 GPa0.13 Msi
0.9 GPa0.13 Msi
3.3 GPa0.48 Msi
0.85 GPa0.12 Msi

Poisson's Ratio

0.38
0.38
0.36
0.35

Tensile Strength (Ultimate)

60 MPa8.7 ksi
58 MPa8.4 ksi
120 MPa17.4 ksi
43 MPa6.2 ksi

Yield Strength (0.2% offset)

58 MPa8.4 ksi
58 MPa8.4 ksi
42 MPa6.1 ksi

Elongation at Break

50%
50%
2.5%
25%

Compressive Strength

90 MPa13.1 ksi
90 MPa13.1 ksi
120 MPa17.4 ksi
65 MPa9.4 ksi

Compressive Modulus

2.4 GPa0.35 Msi
2.3 GPa0.33 Msi
8 GPa1.2 Msi
2.2 GPa0.32 Msi

Flexural Strength

90 MPa13.1 ksi
88 MPa12.8 ksi
160 MPa23.2 ksi
70 MPa10.2 ksi

Flexural Modulus

2.4 GPa0.35 Msi
2.5 GPa0.36 Msi
8.3 GPa1.2 Msi
2.3 GPa0.33 Msi

Shear Strength

45 MPa6.5 ksi
50 MPa7.3 ksi
68 MPa9.9 ksi
34 MPa4.9 ksi

Izod Impact, Notched

220 J/m4.1 ft·lbf/in
210 J/m3.9 ft·lbf/in
90 J/m1.7 ft·lbf/in
200 J/m3.7 ft·lbf/in

Hardness, Shore D

80 Shore D
88 Shore D
78 Shore D

Hardness, Rockwell R

119 HRR
119 HRR
118 HRR
105 HRR

Bulk Modulus

3 GPa0.49 Msi
4 GPa0.51 Msi

Fracture Toughness (K_IC)

3 MPa·√m2.7 ksi·√in
3.5 MPa·√m3.2 ksi·√in
3 MPa·√m2.7 ksi·√in

Hardness, Rockwell M

78 HRM
88 HRM

Physical

Density and transition temperatures.

Density

1.06 g/cm³0.04 lb/in³
1.08 g/cm³0.04 lb/in³
1.28 g/cm³0.05 lb/in³
1.04 g/cm³0.04 lb/in³

Glass Transition (Tg)

150°C302 °F
145°C293 °F
148°C298 °F
105°C221 °F

Water Absorption (24 h)

0.07%
0.07%
0.07%
0.3%

Water Absorption (Saturation)

0.2%
0.6%
0.4%
1%

Thermal

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

Thermal Conductivity

0.22 W/m·K0.13 BTU/hr·ft·°F
0.22 W/m·K0.13 BTU/hr·ft·°F
0.22 W/m·K0.13 BTU/hr·ft·°F
0.17 W/m·K0.1 BTU/hr·ft·°F

Specific Heat Capacity

1,400 J/kg·K0.33 BTU/lb·°F
1,400 J/kg·K0.33 BTU/lb·°F
1,300 J/kg·K0.31 BTU/lb·°F
1,450 J/kg·K0.35 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

65 µm/m·K36.1 µin/in·°F
65 µm/m·K36.1 µin/in·°F
25 µm/m·K13.9 µin/in·°F
90 µm/m·K50 µin/in·°F

Max Service Temperature (continuous)

100°C212 °F
100°C212 °F
110°C230 °F
75°C167 °F

Min Service Temperature

-40°C-40 °F
-40°C-40 °F
-40°C-40 °F
-20°C-4 °F

Heat Deflection Temp. @ 0.45 MPa

135°C275 °F
138°C280 °F
158°C316 °F
95°C203 °F

Heat Deflection Temp. @ 1.8 MPa

112°C234 °F
120°C248 °F
145°C293 °F
85°C185 °F

Vicat Softening Point (B50)

140°C284 °F
140°C284 °F
160°C320 °F
100°C212 °F

Limiting Oxygen Index

24%
25%
25%
19%

Max Service Temperature (short-term)

130°C266 °F
130°C266 °F
145°C293 °F
95°C203 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

1×10¹⁴ Ω·m3.94×10²¹ µΩ·in
1×10¹⁴ Ω·m3.94×10²¹ µΩ·in
1×10¹⁴ Ω·m3.94×10²¹ µΩ·in
1×10¹³ Ω·m3.94×10²⁰ µΩ·in

Dielectric Strength

20 kV/mm508 V/mil
21 kV/mm533 V/mil
28 kV/mm711 V/mil
16 kV/mm406 V/mil

Dielectric Constant (1 MHz)

2.6
2.65
3.2
2.9

Dissipation Factor (1 MHz)

0.001
0.0012
0.004
0.009

Volume Resistivity

1×10¹⁶ Ω·cm
1×10¹⁶ Ω·cm
1×10¹⁶ Ω·cm
1×10¹⁵ Ω·cm

Comparative Tracking Index (CTI)

400 V
400 V
250 V
600 V

Same in both: Surface Resistivity 1×10¹⁵ Ω

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

80 / 100
80 / 100
85 / 100
68 / 100

UV / Weathering Resistance

35 / 100
35 / 100
35 / 100
22 / 100

Manufacturability

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

Machinability

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

Weldability

70 / 100
65 / 100
45 / 100
78 / 100

Formability (cold)

55 / 100
30 / 100
10 / 100
82 / 100

Polishability

60 / 100
60 / 100
30 / 100
60 / 100

Mold Shrinkage

0.6%
0.6%
0.2%
0.55%

Melt Flow Rate

8 g/10 min
6 g/10 min
8 g/10 min
20 g/10 min

Processing Melt Temperature (typ.)

280°C536 °F
280°C536 °F
290°C554 °F
235°C455 °F

Mold Temperature (typ.)

90°C194 °F
90°C194 °F
95°C203 °F
60°C140 °F

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

100 MJ/kg42,992 BTU/lb
110 MJ/kg47,292 BTU/lb
95 MJ/kg40,843 BTU/lb
95 MJ/kg40,843 BTU/lb

Embodied Carbon (primary production)

5 kg CO₂/kg
4.6 kg CO₂/kg
4.6 kg CO₂/kg
3.8 kg CO₂/kg

Embodied Water

250 L/kg30 gal/lb
210 L/kg25.2 gal/lb
220 L/kg26.4 gal/lb
200 L/kg24 gal/lb

Typical Recycled Content

10%
5%
5%
5%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

57 kN·m/kg
54 kN·m/kg
94 kN·m/kg
41 kN·m/kg

Specific Stiffness (E / density)

2.4 MN·m/kg
2.2 MN·m/kg
7 MN·m/kg
2.2 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 scaleABSPPE/PPOmPPE

Manufacturing and finishing

CapabilityPPE/PPOmPPEPPE-GF30ABS
CNC machiningYes
Sheet metalYes
Injection moldingYes
3D printingYes
Default conditionUnfilled
Relative cost$$$ Premium$$$ Premium$$$ Premium$ Budget
Min. machined wall0.5 mm
Best machined surfaceRa 0.8 µm
Chrome Plating (Plastic)Yes
Conductive CoatingYes
Dyeing (Nylon)Yes
EMI Shielding CoatingYes
PaintingYes
Primer CoatingYes
Soft Touch CoatingYes
Spray PaintingYes
Tinted CoatingYes
UV CoatingYes
Vacuum MetallizationYes
Waterproof CoatingYes

Ready to make it?

Upload a CAD file and FabDigit prices the part in PPE/PPO and mPPE 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.