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Question: Describe and explain the polyester fibre spinning process. Include in your response an explanation as to how different fibre properties can be achieved during this process.

19 Oct 2022,9:56 PM

 

1.
(a) A designer has sourced fabric containing 100% wool fibres. What are the processes involved following the shearing of the fleece through to wool sliver (tops)? (10 marks)
(b) Describe and explain the properties of the wool fibres, and how they impact on the overall properties of the fabric chosen by the designer. Include in your answer a reference to specific breeds of sheep. (30 marks)
(c) The designer wishes to dye the fabric containing wool fibres in a dyebath. Describe a process of dyeing this fabric with a dye. (10 marks)


2.
(a) Describe and explain the polyester fibre spinning process. Include in your response an explanation as to how different fibre properties can be achieved during this process. (25 marks)
(b) Describe a process in which a colourant can be applied to polyester fabrics in a dyebath. (25 marks)


3.
(a) A knitted fabric is commonly flexible which allows the fabric to stretch and recover. Explain what the term ‘stretch and recover’ means as a characteristic of a knitted fabric, and how a knitted fabric is created in order for it to have this characteristic. (20 marks)
(b) Explain the basic interlooping process in order to create a knitted fabric structure on a dubied V flatbed knitting machine. (20 marks)
(c) Describe how to create a 1x1 rib on a dubied V flatbed knitting machine, using notations to visualise the structures. (10 marks)

 

4.
(a) Describe the finishing process of a textile and why we might apply a finish to the fabric. (20 marks)
(b) What are the different types of finishes and their key charactertics when they are applied to fabrics? (30 marks)

 

Expert answer

 

Polyester fibre spinning is a process that can be used to create different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible.

Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible. Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible. Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible. Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures

Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible. Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible. Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures and pressures to melt the polymer and draw it out into thin strands, which are then cooled and drawn through a die to create the desired fibre shape. Different spinning techniques can be used to produce fibres with different properties, such as those that are stronger or more flexible. Polyester fibre spinning is a versatile process that can be used to create a wide variety of different types of polyester fibre, each with its own unique set of properties. The spinning process involves the use of high temperatures

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