Products

Silicone Rubber (HCR)

Silicone Rubber (HCR) Molding

Low Durometer Molding

Low-durometer molding grades for swim caps, gaskets and pads that need softness and high elongation.

  • 5 grades
  • Shore A 6–20

Applications

  • Swimming cap
  • Gasket
  • O-ring
  • Sheet
  • Pad

Typical Properties by Grade (per Catalog)3 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%
저경도용 Low Durometer Purpose저경도 성형용 Swimming cap, Gasket, O-Ring, Sheet, PadTS 15UTranslucent 반투명1.07100SC-8B1.04.3170/10–156090014––––––––––
저경도용 Low Durometer Purpose저경도 성형용 Swimming cap, Gasket, O-Ring, Sheet, PadTS 100/5UTranslucent 반투명1.0670SC-8B1.04.5170/10–655120012––––––––––
저경도용 Low Durometer Purpose저경도 성형용 Swimming cap, Gasket, O-Ring, Sheet, PadTS 15F-UTransparency 투명1.07110SC-8B1.04.2170/10–157085016––––––––––

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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 TDS2 grades

GradeAppearanceSpecific gravityPlasticityWilliams, mm/100HardnessShore ATensile strengthkgf/cm²Elongation%Tear strengthkgf/cmLinear shrinkage%Compression set%, 175℃×22h
TS 100/10UTranslucent1.07701039105094.845
T-20BTranslucent1.08902073910154.330

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

Compounding Grades

Compounded products tailored from base grades to the required hardness and color.

  • TS 100/5
  • TS 100/10
  • TS 100/15
  • TS 100/20
  • TS 100/25

Technical Data Downloads

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