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PRODUCT DATA of Sheldahl 146372
MaterialSheldahl 146372
Product TypeThermal-control polymer film.
Chemical CompositionFluorocarbon (FEP), Aluminised.
Name of ManufacturerSheldahl
sheldahl.info@sheldahl.com
www.sheldahl.com
150 Sheldahl Rd., Northfield, MN 55057, USA
+1 507 663 8000
+1 507 663 8545
EXPERIENCE IN PRACTICE
Development StatusSpecial Commercial Product
Cost RangeHigh
Lot ReproducibilityGood
Space ExperienceLimited
PHYSICAL PROPERTIES
Specific Gravity2.15
Data Quality: Manufacturer's data
Standard Width1220 mm
Data Quality: Manufacturer's data
Thickness0.05 mm
Data Quality: Manufacturer's data
ELECTRICAL PROPERTIES
Electrical surface resistance1e15 ohm(minimum)
Remark:296 K, 38% RH
Data Quality: Manufacturer's data
Electrical Volume Resistivity1e15 ohm.m(minimum)
Remark:296 K, 38% RH
Data Quality: Manufacturer's data
Dielectric Strength160 kV/mm
Remark:(of FEP film), 296 K
Data Quality: Manufacturer's data
THERMAL PROPERTIES
Thermal Conductivity0.194 W/m.K
Remark:223 - 343 K
Data Quality: Manufacturer's data
Thermal Expansion Coefficient83 μstrain/°C
Remark:223 - 343 K
Data Quality: Manufacturer's data
Specific Heat1.17 J/g.K
Remark:223 - 343 K
Data Quality: Manufacturer's data
OPTICAL PROPERTIES
Thermal Emittance0.47
Solar Absorbtance0.16
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
Temperature Range(space)88 K to 423 K
Test:DuPont’s Data
Moisture Absorption0.0001
Test:DuPont’s Data
SPECIAL RECOMMENDATIONS
Special RecommendationsThe material is available in thicknesses of 12, 25, 50 and 125 micron. · The material is available in widths up to 1220 mm. · The material is available with #966 adhesive on the metallised side. · The material is available with perforations. · An ITO transparent, conductively-coated film is available. Consult the manufacturer for further details.