Zytel® FG70G30HSR2 BK309

Alternative and trade names
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Zytel® FG70G30HSR2 BK309 is a 30% Glass Reinforced, Heat Stabilized, Polyamide 66

Equivalent Materials

This material data has been provided by Matmatch.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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23.0 °C

1.37 g/cm³

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ISO 1183



Elastic modulus

23.0 °C

10 GPa

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ISO 527-1/-2


23.0 °C

3.3 %

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ISO 527-1/-2

Impact strength, Charpy notched

23.0 °C

12 kJ/m²

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ISO 179/1eA

Impact strength, Charpy unnotched

23.0 °C

70 kJ/m²

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ISO 179/1eU

Poisson's ratio

23.0 °C

0.34 [-]

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Tensile strength

23.0 °C

200 MPa

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ISO 527-1/-2



Coefficient of thermal expansion

23.0 °C

2.8E-5 1/K

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ISO 11359-1/-2

Coefficient of thermal expansion, transverse

23.0 °C

9.5E-5 1/K

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ISO 11359-1/-2

Glass transition temperature

75 °C

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ISO 11357-1/-2 | 18°F/min

Heat deflection temperature, 0.45 MPa

260 °C

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ISO 75-1/-2

Heat deflection temperature, 1.80 MPa

250 °C

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ISO 75-1/-2

Melting point

263 °C

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ISO 11357-1/-3 | 18°F/min

Specific heat capacity

23.0 °C

2220 J/(kg·K)

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of melt

Thermal diffusivity

23.0 °C

0 mm²/s

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Vicat softening temperature

209 °C

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ISO 306 | 90°F/h, 11 lbf


Oxygen index: 24 %, FMVSS Class: B -, Burning rate, Thickness 1 mm: <80 mm/min

Rheological Properties



23.0 °C

0.2 %

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ISO 294-4, 2577

Shrinkage, transverse

23.0 °C

1 %

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ISO 294-4, 2577

Technological properties


30% Glass Fiber

Processing methods

Drying Recommended: yes, Drying Temperature: 80°C, Drying Time, Dehumidified Dryer: 2-4h, Processing Moisture Content: ≤0.2%, Melt Temperature Optimum: 295°C, Min. melt temperature: 285°C, Max. melt temperature: 305°C, Max. screw tangential speed: 0.2m/s, Mold Temperature Optimum: 100°C, Min. mold temperature: 50°C, Max. mold temperature: 120°C, Hold pressure range: 50-100MPa, Hold pressure time: 3s/mm, Ejection temperature: 210°C