Rynite® 935 NC010

Alternative and trade names
PET-(MD+GF)35
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Description

Common features of Rynite® thermoplastic polyester include mechanical and physical properties such as excellent balance of strength and stiffness, dimensional stability, creep resistance, heat resistance,high surface gloss and good inherent electrical properties at elevated temperature. It can be processed over a broad temperature range and has excellent flow properties. Rynite® thermoplastic polyester resins aretypically used in demanding applications in the automotive, electrical and electronics, appliances where they successfully replace metals and thermosets, as well as other thermoplastic polymers. Rynite® 935NC010 is a 35% mica/glass reinforced modified polyethylene terephthalate resin with low warpage and excellent electrical properties.

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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Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

1.58 g/cm³

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ISO 1183

Water absorption

23.0 °C

0.83 %

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Sim. to ISO 62 | 80mil

Mechanical

PropertyTemperatureValueComment

Compressive strength

23.0 °C

140 MPa

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ISO 604

Elastic modulus

23.0 °C

10.2 GPa

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ISO 527-1/-2

Elongation

23.0 °C

2 %

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ISO 527-1/-2

Flexural modulus

23.0 °C

9.1 GPa

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ISO 178

Hardness, Rockwell M

23.0 °C

75 [-]

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ISO 2039-2

Hardness, Rockwell R

23.0 °C

115 [-]

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ISO 2039-2

Impact strength, Charpy notched

-6.0 °C

4 kJ/m²

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ISO 179/1eA

23.0 °C

6 kJ/m²

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ISO 179/1eA

Impact strength, Charpy unnotched

-6.0 °C

20 kJ/m²

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ISO 179/1eU

23.0 °C

25 kJ/m²

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ISO 179/1eU

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Poisson's ratio

23.0 °C

0.34 [-]

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Shear strength

23.0 °C

55 MPa

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ASTM D 732

Tensile strength

23.0 °C

85 MPa

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ISO 527-1/-2

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

2.6E-5 1/K

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ISO 11359-1/-2 | -40 - 23°C

Coefficient of thermal expansion, transverse

23.0 °C

5.3E-5 1/K

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ISO 11359-1/-2 | -40 - 23°C

Heat deflection temperature, 0.45 MPa

235 °C

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ISO 75-1/-2

Heat deflection temperature, 1.80 MPa

200 °C

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ISO 75-1/-2

Melting point

252 °C

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ISO 11357-1/-3 | 18°F/min

Relative temperature index, electrical

140 °C

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UL 746B | 120mil

Relative temperature index, mechanical impact

140 °C

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UL 746B | 120mil

Relative temperature index, mechanical strength

140 °C

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UL 746B | 120mil

Specific heat capacity

23.0 °C

1790 J/(kg·K)

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of melt

Thermal conductivity

23.0 °C

0.26 W/(m·K)

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of solid

Thermal diffusivity

23.0 °C

0 mm²/s

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Vicat softening temperature

205 °C

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ISO 306 | 90°F/h, 11 lbf

Flammability

Burning Behav. at 60mil nom. thickn.: HB class, Thickness tested: 1.5 mm, UL recognition: yes -, Burning Behav. at thickness h: HB class, Thickness tested: 0.75 mm, UL recognition: yes -, Oxygen index: 21 %, Glow Wire Flammability Index, 30mil: 775 °C, Glow Wire Flammability Index, 60mil: 775 °C, Glow Wire Flammability Index, 120mil: 825 °C, Glow Wire Ignition Temperature, 30mil: 800 °C, Glow Wire Ignition Temperature, 60mil: 800 °C, Glow Wire Ignition Temperature, 120mil: 850 °C, Glow Wire Temperature, No Flame, 30mil: 750 °C, Glow Wire Temperature, No Flame, 40mil: 750 °C, Glow Wire Temperature, No Flame, 60mil: 750 °C, Glow Wire Temperature, No Flame, 120mil: 850 °C, FMVSS Class: B -, Burning rate, Thickness 1 mm: <80 mm/min

Electrical

PropertyTemperatureValueComment

Comparative tracking index

23.0 °C

300 V

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IEC 60112

Dielectric constant, 100Hz

23.0 °C

4.5 [-]

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IEC 62631-2-1

Dielectric constant, 1MHz

23.0 °C

4.1 [-]

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IEC 62631-2-1

Dielectric strength

23.0 °C

39 kV/mm

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IEC 60243-1

Dissipation factor, 100Hz

23.0 °C

0.03 [-]

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IEC 62631-2-1

Dissipation factor, 1MHz

23.0 °C

0.01 [-]

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IEC 62631-2-1

Surface resistivity

23.0 °C

1.00E+14 Ω/sq

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IEC 62631-3-2

Volume resistivity

23.0 °C

1.00E+15 Ω·cm

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IEC 62631-3-1

Rheological Properties

PropertyTemperatureValueComment

Shrinkage

23.0 °C

0.3 %

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ISO 294-4, 2577

Shrinkage, transverse

23.0 °C

0.7 %

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ISO 294-4, 2577

Technological properties

Property
Fillers

35% Glass Fiber and Mineral Powder

Processing methods

Drying Recommended: yes, Drying Temperature: 120°C, Drying Time, Dehumidified Dryer: 4-6h, Processing Moisture Content: ≤0.02%, Melt Temperature Optimum: 285°C, Min. melt temperature: 280°C, Max. melt temperature: 300°C, Max. screw tangential speed: 0.2m/s, Mold Temperature Optimum: 110°C, Min. mold temperature: 100°C, Max. mold temperature: 120°C, Hold pressure range: ≥80MPa, Hold pressure time: 4s/mm, Back pressure: As low as possible, Ejection temperature: 170°C