m - HKU Libraries
m - HKU Libraries
m - HKU Libraries
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Job Title: Fibre and Yarn Tester (IX.O. Classification: 9-49-80)<br />
Level of Skill: Operative :<br />
Job Description:<br />
Testing, recording and investigating<br />
fibre, lap, sliver, roving, yarn<br />
quality, and checking processing<br />
details.<br />
XfFfH&|:<br />
Job Skill Standards: :<br />
I. Trade Theory:<br />
1. Know the purpose of fibre to 1<br />
yarn testing.<br />
2. Have a knowledge of fibre, lap, 2<br />
sliver, roving and yarn quality.<br />
3. Understand how testing data can 1<br />
be employed in spinning to<br />
maintain and improve yarn<br />
quality.<br />
4. Know the basic statistical theory 4.<br />
for calculation and analysis ^S°<br />
from testing data.<br />
5. Understand the working principle 5. §$ijg—1<br />
of one or more testing instruments.<br />
6. Be aware of the importance and 6.<br />
the method of correct sampling<br />
procedure so as to represent the<br />
quality of the whole sample.<br />
7. Know how to check processing 7.<br />
details on various textile<br />
machines.<br />
8. Know the ^ dangerous parts of 8.<br />
various textile machines.<br />
II. Trade Skill: Be competent in:<br />
1. Sampling the materials to be 1.<br />
tested.<br />
2. Operating one or more testing 2.<br />
instruments skilfully and precisely.<br />
3. Recording, calculating test results 3.<br />
and indicating, if any, abnormal!- lESffflSffr °<br />
ties in the results.<br />
4. Calibrating one or more textile 4. ff^ifelE— °<br />
testing instruments to maintain<br />
high degree of accuracy.<br />
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