Finishing.

Question 1

Give some examples of mechanical finishing.

Answer 1

1. Framing.
2. Brushing.
3. Shearing/Cropping.
4. Calendaring.
5. Shrinking.
6. Embossing.
7. Heat setting.

Question 2

Give some examples of biological finishing.

Answer 2

1. Biostoning.

2. Biopolishing.

Question 3

What is commercial name for a stain-proof and water-repellent finish?

Answer 3

Teflon.

Question 4

What is the brand name for a flame-retardant finish?

Answer 4

Proban.

Question 5

Give some examples of chemical finishing.

Answer 5

1. Water-repellency.
2. Stain resistance.
3. Flame retardancy.
4. Shrink resistance.
5. Moth-proofing.
6. Mercerising.

Question 6

Describe mercerising.

Answer 6

Cotton fibres are treated with caustic soda. This changed the fibre from twisted and ribbon-like to having a more circular cross-section.

This adds strength and lustre. It smooths the fabric and makes it better at absorbing dye.

Question 7

Describe how a fabric is made shrink resistant.

Answer 7

The scales on the fibres are removed, filled with resin, or softened.

Or the entire fibre is coated with resin to make it smooth.

Question 8

What are the three types of finishes?

Answer 8

1. Mechanical.
2. Chemical.
3. Biological.