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Cuyahoga Plastics S-4000

Cuyahoga Plastics S-4000 is a glass & mineral-filled Silicone Thermoset molding compound designed for components requiring extreme high temperature performance.

Functions: Molding Compound

Reinforcement Material: Glass Fibers, Mineral

End Uses: Connectors, Insulators, Resistors, Sensors, Strain Reliefs, Thermocouple Components

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Identification & Functionality

Chemical Family
Reinforcement Material
Composite Materials Functions

Features & Benefits

Labeling Claims

Applications & Uses

Properties

Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Impact Strength21 - 32J/mASTM D256
Flexural Strength20 - 48MPaASTM D790
Spiral Flow10 - 65inASTM D3123-72, EMMI
Coefficient of Linear Thermal Expansion43.00631 x 10⁻⁶mm/mm/°CASTM E831
Thermal Properties
ValueUnitsTest Method / Conditions
Continuous Operating Temperature426°C
Flammability (at 1/8")V0UL 94
Molded Properties
ValueUnitsTest Method / Conditions
Molding Temperature166 - 177°CASTM D954
Molding Transfer Pressure0.7 - 2.6MPaASTM D957
Specific Gravity1.85 - 2.00ASTM D792
Shrinkage0.002 - 0.007mm/mm
Barcol Hardness45 - 55
Electrical Properties
ValueUnitsTest Method / Conditions
Arc Resistancemin. 240SecondsASTM D495
Dielectric Strength16.8kV/mmASTM D149

Regulatory & Compliance

Chemical Inventories