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Precipitated Silicone Rubber Compound for UL electronic Wires-250-240

Features

-Peroxide / platinum sulfation

-Good transparency with stable mechanical properties

-Compliance With The ROHS\REACH\FDA specifications

-Excellent aging performance

-Good processability, free from extrusion-induced bubbles

PROPERTIESGRADEUNITMethod
PHCNC241HPHCNC251HPHCNC261H
PHYSICAL PROPERTIES
ColorSemi-Transparent
Hardness,Shore A405060Shore AGB/T 531.1
Plasticity170±30230±30270±30GB/T 12828
Density1.16±0.031.20±0.031.22±0.03g/cm^3GB/T 533
Tensile Strength ≥8.58.58.5MPaGB/T 528
Tensile Elongation@break ≥500450300%GB/T 528
Tear Strength ≥151818kN/mGB/T 529
180℃*22H Compression Set≤3530%ASTM D395
Resilience ≥505045%GB/T 1681
SHORT TERM THERMAL AGING (250℃, 240h)
Tensile Strength≥5≥5≥5MPaISO 19642
Tensile Elongation@break≥220≥150≥120%ISO 19642
ELECTRICAL PROPERTIES
Volume Resistivity ≥1.0×10^14Ω·cmGB/T 1692
Breakdown strength ≥22kV/mmGB/T 1695
OPERATING CONDITION
Operating temperature–50℃ ~ 230℃
Long term use humidity5%  ~  90%

DCBP Catalysis: 115℃*8min.

It meets the aging requirements of the 200℃ silicone rubber used for the insulation of type SA wires in UL1581, as well as the 200℃ silicone rubber used for the sheath or insulation described in Table 50.210 of UL1581.

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