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Standard Silicone Rubber Compound For Molding(Precipitated Silica Grade DBPH)

Characteristics

-Complies with the standards of the U.S. Food and Drug Administration (FDA).

-Possesses good processing performance and comprehensive physical properties.

-Exhibits excellent resistance to yellowing.

-Demonstrates outstanding heat resistance within the temperature range of -50°C to 200°C.


Main Applications

-Various buttons for electronic and electrical equipment.

-Electrical insulation components and automotive parts.

-Industrial and civil sealing rings, and all kinds of parts.

-General industrial and civil silicone rubber products, as well as translucent products.

PROPERTIESGRADEUNIT
PHCNC130PHCNC140PHCNC150PHCNC160PHCNC170PHCNC180
PHYSICAL PROPERTIES
ColorMilky-white or semi-transparent
Hardness,Shore A304050607080Shore A
Plasticity150±30170±30230±30270±30270±30310±30
Density1.13±0.031.15±0.031.19±0.031.21±0.031.22±0.031.24±0.03g/cm3
Tensile Strength ≥5887.576.5MPa
Tensile Elongation@break ≥550500400300250150%
Tear Strength ≥151518181512kN/m

180℃*22H

Compression Set≤

40353025%
Resilience ≥605550454540%
ELECTRICAL PROPERTIES
Volume Resistivity ≥1.0×10^141.0×10^13Ω·cm
Breakdown strength ≥20kV/mm
OPERATING CONDITION
Operating temperature–50℃ ~ 200℃
Long term use humidity5%  ~  90%

DBPH Catalysis: 175℃ * 6min


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