Shin-Etsu Silicone Rubber for Molding Selection Guide

SEP-1721-U

Main features Heat resistance
  • For general molding
  • Heat resistant grade

Product Information

Appearance Pale yellow
Curing agent name C-11A
Standard adding quantity phr 2.0
Curing conditions (Primary cure) 170℃×10m
Curing conditions (Post cure) 150℃×2h
Hardness Durometer A 72
Density at 23℃ (g/cm3) 1.15
Tensile strength (MPa) 11.0
Elongation at break (%) 550
Tear strength Crescent piece (kN/m) 30
Compression set 150℃ × 22 h (%) 45

(Not specified values)

Product Inquiry

SEP-1721-U

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Related Product List

Product name Grade and features Appearance Curing agent name Standard adding quantity phr Curing conditions
(Primary cure)
Curing conditions
(Post cure)
Hardness Durometer A Density at 23℃
(g/cm3)
Tensile strength (MPa) Elongation at break (%) Tear strength Crescent piece
(kN/m)
Compression set
150℃ × 22 h(%)
SEP-1411-U General use Pale yellow C-11A/SEP-BM 2.0/0.1 170℃ × 10 m 150℃ × 2 h 47 0.99 7.8 820 12 40
SEP-1711-U General use Yellow C-11A 2.0 170℃ × 10 m 150℃ × 2 h 70 1.11 17.0 600 35 40
SEP-1421-U Heat resistance Pale yellow C-11A 2.0 170℃ × 10 m 150℃ × 2 h 41 1.01 6.2 930 12 50
SEP-1721-U Heat resistance Pale yellow C-11A 2.0 170℃ × 10 m 150℃ × 2 h 72 1.15 11.0 550 30 45
SEP-1731-U Extrusion Gray C-12/SEP-BM 4.0/0.2 170℃ × 10 m 150℃ × 2 h 70 1.21 14.0 600 30 28
SEP-363-U Flame retardance Black C-11A 1.5 170℃ × 10 m 150℃ × 2 h 70 1.40 4.8 400 25 28