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PA610 GF30 vs PA610 UV-BK

Polymer · PA610 grade comparison

PA610 GF30 and PA610 UV-BK are two grades of the same polymer grade, PA610: GF30 (30–33 % glass-fiber reinforced) versus UV-BK (uV-stabilized / carbon-black weatherable). The chemistry is identical, so every difference below comes from the condition. PA610 GF30 is the stronger of the two: yield strength 58 MPa (8.41 ksi) against 55 MPa (7.98 ksi) for PA610 UV-BK, about 5% more; tensile strength follows at 140 MPa (20.3 ksi) vs 57 MPa (8.27 ksi). In exchange, PA610 UV-BK is the more ductile: elongation 110% versus 3% for PA610 GF30. PA610 UV-BK is lighter (1.08 g/cm³ vs 1.31 g/cm³ for PA610 GF30) and PA610 GF30 is stiffer (7.5 GPa vs 2 GPa). On the shop floor, PA610 UV-BK machines more easily (very good vs fair) and PA610 UV-BK welds better (very good vs good).

PA610 GF30Choose it when strength drives the design, or when the part sees heat.

PA610 UV-BKChoose it when the part is bent, formed or impact-loaded, or when weight is the constraint.

PA610 GF30 vs PA610 UV-BK: properties

PA610 GF30PA610 UV-BK

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

7.5 GPa1.1 Msi
2 GPa0.29 Msi

Tensile Strength (Ultimate)

140 MPa20.3 ksi
57 MPa8.3 ksi

Yield Strength (0.2% offset)

58 MPa8.4 ksi
55 MPa8 ksi

Elongation at Break

3%
110%

Compressive Strength

70 MPa10.2 ksi
69 MPa10 ksi

Flexural Strength

200 MPa29 ksi
79 MPa11.5 ksi

Flexural Modulus

7 GPa1 Msi
2 GPa0.29 Msi

Shear Strength

45 MPa6.5 ksi
54 MPa7.8 ksi

Izod Impact, Notched

110 J/m2.1 ft·lbf/in
48 J/m0.9 ft·lbf/in

Hardness, Shore D

78 Shore D
79 Shore D

Hardness, Rockwell M

92 HRM
78 HRM

Hardness, Rockwell R

111 HRR
112 HRR

Same in both: Shear Modulus 0.75 GPa0.11 Msi · Bulk Modulus 4 GPa0.51 Msi · Poisson's Ratio 0.4 · Compressive Modulus 1.9 GPa0.28 Msi

Physical

Density and transition temperatures.

Density

1.31 g/cm³0.05 lb/in³
1.08 g/cm³0.04 lb/in³

Water Absorption (24 h)

0.28%
0.4%

Water Absorption (Saturation)

2.2%
3%

Same in both: Melting Temperature (Tm) 222°C432 °F · Glass Transition (Tg) 50°C122 °F · Refractive Index 1.53

Thermal

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

Thermal Conductivity

0.3 W/m·K0.17 BTU/hr·ft·°F
0.24 W/m·K0.14 BTU/hr·ft·°F

Thermal Expansion (CTE, 20–100 °C)

30 µm/m·K16.7 µin/in·°F
95 µm/m·K52.8 µin/in·°F

Max Service Temperature (continuous)

120°C248 °F
95°C203 °F

Heat Deflection Temp. @ 0.45 MPa

215°C419 °F
150°C302 °F

Heat Deflection Temp. @ 1.8 MPa

205°C401 °F
57°C135 °F

Vicat Softening Point (B50)

200°C392 °F
185°C365 °F

Limiting Oxygen Index

25%
24%

Same in both: Specific Heat Capacity 1,700 J/kg·K0.41 BTU/lb·°F · Min Service Temperature -40°C-40 °F · Max Service Temperature (short-term) 150°C302 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

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

Same in both: Dielectric Strength 22 kV/mm559 V/mil · Dielectric Constant (1 MHz) 3.4 · Dissipation Factor (1 MHz) 0.025 · Volume Resistivity 1×10¹⁵ Ω·cm · Surface Resistivity 1×10¹³ Ω · Comparative Tracking Index (CTI) 600 V

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

70 / 100
75 / 100

UV / Weathering Resistance

35 / 100
75 / 100

Manufacturability

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

Machinability

50 / 100
76 / 100

Weldability

55 / 100
70 / 100

Formability (cold)

20 / 100
60 / 100

Mold Shrinkage

0.45%
1.5%

Same in both: Polishability 65 / 100 · Processing Melt Temperature (typ.) 260°C500 °F · Mold Temperature (typ.) 60°C140 °F

Sustainability

Primary-production footprint per kilogram.

Same in both: Embodied Energy (primary production) 130 MJ/kg55,890 BTU/lb · Embodied Carbon (primary production) 7 kg CO₂/kg · Embodied Water 450 L/kg53.9 gal/lb · Typical Recycled Content 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 scalePA610

PA610 GF30 vs PA610 UV-BK — frequently asked

Is PA610 GF30 stronger than PA610 UV-BK?

Yes. PA610 GF30 has a typical yield strength of 58 MPa (8.41 ksi) against 55 MPa (7.98 ksi) for PA610 UV-BK — about 5% more. Tensile strength is 140 MPa (20.3 ksi) vs 57 MPa (8.27 ksi).

Which grade does FabDigit quote by default, GF30 or UV-BK?

UF-DAM is the default PA610 condition in the FabDigit quote flow (neither GF30 nor UV-BK). The other condition is available on request or by drawing note — specify it in the material field or the part notes and the quote is priced for it.

Which is easier to machine, PA610 GF30 or PA610 UV-BK?

PA610 UV-BK. Its machinability rates very good (76/100) against fair (50/100) for PA610 GF30; for welding the order is PA610 UV-BK first (very good, 70/100) then PA610 GF30 (good, 55/100).

Ready to make it?

Upload a CAD file and FabDigit prices the part in PA610 GF30 and PA610 UV-BK 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.