KUBE PIR 21821

About
Transmissive Plastic Injection Molding Granulates For fresnel lenses and windows of PIR motion detectors, thermal imaging cameras and non-contact thermometers Features: The best material for fresnel lenses Specially suited for thin parts High transmission in the 7 to 14 µm central passive infrared (PIR) band Choice of colors and MFI RoHS and TSCA conform Excellent visible light absorption available for low false alarm rate / VDS conformity Special colors available on request According to KUBE’s experience, these materials exhibit no substantial loss of specification over 10 years 21821: for applications where the material is not exposed to light over long periods&&

Product Description
GenericHDPE
Material StatusCommercial: Active
FeaturesFlame Characteristics
AvailabilitysEurope

Technical Data
PHYSICALNominal valueUnitTest method
Density0.951 to 0.960g/cm³ISO 1183
Melt Flow Rate
190℃,2.16kg17g/10minISO 1133

MECHANICALNominal valueUnitTest method
Tensile Modulus825MPaISO 527-2
Tensile Strength ISO 527-2
Yield yld23.1MPaISO 527-2
Broken BRK11.6MPaISO 527-2
Tensile Strain ISO 527-2
Yield yld3.0%ISO 527-2
Broken BRK51%ISO 527-2

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179
-30℃3.8kJ/m²ISO 179
23℃3.7kJ/m²ISO 179
Charpy Unnotch Impact strength ISO 179
-30℃97kJ/m²ISO 179
23℃97kJ/m²ISO 179

Process Conditions
Injection MoldingNominal valueUnitTest method
Drying Temperature< 70°C
Drying Time2.0hr
Hopper Temperature50 to 70°C
Rear Temperature Zone 1170 to 220°C
Middle Temperature Zone 2200 to 220°C
Front Temperature Zone 3210 to 220°C
Nozzle temperature220 to 230°C
Melt Temperature130°C

Notes
1. Typical properties: these are not to be construed as specifications.
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