Thermosetting plastics

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Selecciona las respuestas correctas sobre los plásticos termoestables.

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thermosettng plastics

Âge recommandé: 14 ans

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Yanet Rivero

Spain

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Thermosetting plasticsVersion en ligne Selecciona las respuestas correctas sobre los plásticos termoestables. par Yanet Rivero 1 Thermosettings plastics are... a Elastomers b Thermoplastics c Thermoset polymers 2 Thermosetting plastics have been subjected to a... a cutting process b curing process c cooking process 3 Some features of thermosetting plastics are... Choose one or more answers a Be durable and rigid, so that they can´t be deformed and can resist impacts. b Resist high temperatures to undergo the curing process. c Heat up and be moulded many times. 4 The curing process is carried out using these methods: Choose one or more answers a Reverting the curing process b Compression c Impregnating resins 5 By compression, the plastic material... a is stored in a mould, cooled and compressed into the desired shape. b is placed in a pan, heated and extended into the desired shape. c is placed in a mould, heated and compressed into the desired shape. 6 By impregnating resins, thin layers of polyester resin... a are spread across a mould and reinforced with other materials s.a fibreglass or carbon fibre. b are dumped in a mould and reinforced with other materials s.a fibreglass or carbon fibre. c are spread across a mould and forced with other materials s.a fibreglass or carbon fibre. 7 The main thermosetting polymers are... a Bakelites, Metamine resins, Polyester resins, Epoxy resins and Polyurethanes. b Bakelites, Melamine resins, Polymers resins, Epoxy resins and Polyurethanes. c Bakelites, Melamine resins, Polyester resins, Epoxy resins and Polyurethanes. 8 In the curing process the polymer reach temperatures of... a 180º b 300º c 200º

Thermosetting plasticsVersion en ligne

Selecciona las respuestas correctas sobre los plásticos termoestables.

par Yanet Rivero

Thermosettings plastics are...

Elastomers

Thermoplastics

Thermoset polymers

Thermosetting plastics have been subjected to a...

cutting process

curing process

cooking process

Some features of thermosetting plastics are...

Choose one or more answers

Be durable and rigid, so that they can´t be deformed and can resist impacts.

Resist high temperatures to undergo the curing process.

Heat up and be moulded many times.

The curing process is carried out using these methods:

Choose one or more answers

Reverting the curing process

Compression

Impregnating resins

By compression, the plastic material...

is stored in a mould, cooled and compressed into the desired shape.

is placed in a pan, heated and extended into the desired shape.

is placed in a mould, heated and compressed into the desired shape.

By impregnating resins, thin layers of polyester resin...

are spread across a mould and reinforced with other materials s.a fibreglass or carbon fibre.

are dumped in a mould and reinforced with other materials s.a fibreglass or carbon fibre.

are spread across a mould and forced with other materials s.a fibreglass or carbon fibre.

The main thermosetting polymers are...

Bakelites, Metamine resins, Polyester resins, Epoxy resins and Polyurethanes.

Bakelites, Melamine resins, Polymers resins, Epoxy resins and Polyurethanes.

Bakelites, Melamine resins, Polyester resins, Epoxy resins and Polyurethanes.

In the curing process the polymer reach temperatures of...

180º

300º

200º

Thermosetting plastics

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Thermosetting plasticsVersion en ligne

par Yanet Rivero

Thermosettings plastics are...

Thermosetting plastics have been subjected to a...

Some features of thermosetting plastics are...

Choose one or more answers

The curing process is carried out using these methods:

Choose one or more answers

By compression, the plastic material...

By impregnating resins, thin layers of polyester resin...

The main thermosetting polymers are...

In the curing process the polymer reach temperatures of...