Rocket Motor
Insulation
Thermal insulation
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All surfaces exposed to the combustion gas need thermal protection
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Motor case:
> carbon filled rubber (EPDM)
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Motor rear-closure and blast-tube:
- materials:
> silica-, glass- or carbon fibres with phenolic resin
> fibre filled elastomers
- process:
> pressure moulding, tape wrapping, machining
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Exit cone:
- materials:
> silica-, glass- or carbon fibres with phenolic resin
> Zirconium-oxide
- process:
> pressure moulding, tape wrapping, filament winding, machining
> plasma spraying
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