Products

Silicone Rubber (HCR)

Silicone Rubber (HCR) Extrusion

UL Wire

Extrusion grades with heat resistance, flame retardancy and electrical properties for UL AWG wire (UL Style No. 3122).

  • 3 grades
  • Shore A 60–70

Applications

  • UL AWG wire
  • Cable & Wire
  • Tube
  • Gasket

Typical Properties by Grade (per Catalog)2 grades

GradeApplicationProductAppearanceSpecific GravityWilliams PlasticityOrganic PeroxideLinear Shrinkage (%)Curing ConditionMechanical PropertiesKS M6518Compression Set (%)180℃/22hrHeat Resistance250℃/72hrOil ResistanceIRM903 Oil, 150℃/72hrVolume Resistivity (Ω·cm)Reference
Trade NamePHRPress Cure℃/minPost Cure℃/hrHardnessShore ATensile Strengthkgf/cm²Elongation at Break%Tear Strengthkgf/cm · Type BHardness ΔTensile Δ%Elongation Δ%Hardness ΔTensile Δ%Elongation Δ%Volume Δ%
UL 전선용UL용 AWG Wire용 UL Style NO.3122TS 802/60UMilky-White 유백색1.21200SC-21.2–120/5200/460603001613–––––––––
UL 전선용UL용 AWG Wire용 UL Style NO.3122TS 802/70UMilky-White 유백색1.42220SC-21.2–120/5200/470702001611–––––––––

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Same layout as the product catalog (Apr 2026). Values are typical measurements based on KS M6518, not specifications, and may vary with curing agent and cure conditions.

Grades per TDS1 grades

GradeAppearanceSpecific gravityPlasticityWilliams, mm/100HardnessShore ATensile strengthkgf/cm²Elongation%Tear strengthkgf/cmVolume resistivityΩ·cmDielectric strengthkV/mm
TS 805/70UWhite1.41220707620020101527

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The grades below are not in the catalog; values are from the TDS, converted to kgf units.

Technical Data Downloads

TDS files are in English; MSDS (Material Safety Data Sheets) are Korean PDFs. Please contact us for grades without an MSDS.