Rilsan® Clear G850 Rnew®

Alternative and trade names
PA*
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Description

Rilsan® Clear G850 Rnew® is a high performance transparent copolyamide, partially based on renewable resources. This grade has been specially designed for injection molding applications, ideally suited for optic as high end eyewear frames. Percentage of renewable carbon according to ASTM D6866: 45%

This material data has been provided by Arkema Technical Polymers.

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

PropertyValueConditionTesting Standard

Bio-based content

45 %

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Density

1.01 g/cm³

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dry

ISO 1183

Moisture absorption

1.7 %

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Sim. to ISO 62

Water absorption

4 %

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Sim. to ISO 62

Mechanical

PropertyTemperatureValueConditionTesting StandardComment

Elastic modulus

1.7 GPa

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cond.

ISO 527-1/-2

Elongation

50 %

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cond.

ISO 527-1/-2

min. | nominal

Elongation at yield

8 %

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cond.

ISO 527-1/-2

Hardness, Shore D

78 [-]

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dry

ISO 7619-1

15 seconds

Impact strength, Charpy notched

-30 °C

7 kJ/m²

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cond.

ISO 179/1eA

23 °C

7.5 kJ/m²

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cond.

ISO 179/1eA

Impact strength, Charpy unnotched

No Break at 23 and -30°C

cond.

ISO 179/1eU

Yield strength

61 MPa

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cond.

ISO 527-1/-2

Thermal

PropertyValueConditionTesting StandardComment

Glass transition temperature

150 °C

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dry

ISO 11357-1/-2

10°C/min

Flammability

At thickness 1.6 mm IEC 60695-11-10: V-2 and yellow card available

Optical

PropertyValueTesting Standard

Luminous transmittance

92 [-]

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ISO 13468-1/2

Rheological Properties

PropertyValueConditionTesting StandardComment

Shrinkage

0.6 %

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dry

ISO 294-4

0.8 %

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dry

ISO 294-4

Transverse

Technological properties

Property
Application areas

Eyewear Frames

Certifications

Yellow Card

Processing methods

Injection Molding:

  • Typical melt temperature (Min / Recommaneded / Max) : 250°C / 280°C / 300°C
  • Typical mold temperature : 20 - 80 °C
  • Dyring time and temperature (only for bags opened for more than two hours): 4 - 6 hours at 90°C