Accuracy In Design And Manufacture

Question 1

What is Feedback?

Answer 1

The information gained when you test the quality of a sample of products during the early stages of the manufacturing process. Allows for companies to spot and solve problems before it is too late.

Question 2

Lay Plan

Answer 2

The most economical way the patterns can be placed on the fabric so less fabric is wasted. Also makes sure you follow the grain line.

Question 3

What is tolerance?

Answer 3

Tolerance is the acceptable variation in the size of a product or part of a product, usually given as an upper and a lower limit (e.g. -/+ 0.5cm). Efficient and accurate use of materials is crucial to ensure maximum profit and minimum wastage.

Question 4

What textiles require a lower tolerance?

Answer 4

Patchwork designs or components (e.g. collars). Also high end companies and brands will have a lower tolerance level to match the luxury of its reputation.

Question 5

What is a datum point?

Answer 5

It is a fixed reference point from which other measurements are calculated (e.g. the selvedge or the centre of a pattern).

Question 6

How to stay accurate with pattern layouts?

Answer 6

• Seam and hem allowances need to be included before cutting out the fabric.
• Standard seam allowances are usually 1 to 1.5cm.
• Standard hem allowances are usually 3cm.
• The grain line must be placed parallel to the fabric selvedge.
Use correct measuring tools to ensure accuracy.