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PGA vs. PAI

Both PGA and PAI are thermoplastics. There are 9 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is PGA and the bottom bar is PAI.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.5
1.4 to 1.6
Elastic (Young's, Tensile) Modulus, GPa 6.5
4.0 to 8.3
Elongation at Break, % 1.0
3.0 to 12
Maximum Temperature: Decomposition, °C 260
490
Stiffness to Weight: Axial, points 2.4
1.6 to 3.2
Stiffness to Weight: Bending, points 41
38 to 47
Strength to Weight: Axial, points 10
19 to 34
Strength to Weight: Bending, points 21
33 to 49
Tensile Strength: Ultimate (UTS), MPa 55
100 to 180