The anti-UV sewing thread can prevent the sunlight and reduce the absorbing of ultraviolet rays to prevent its degradation, ensuring the mechanical properties of the thread like strength, and also improving the sunlight fastness of the thread.
Inspection Items | Performance |
Washing Color Fastness | >Grade 4 |
Friction Color Fastness | >Grade 4 |
Color Difference | >Grade 4 |
UPF | Performance | Ultraviolet Transmittance(%) | UPF Mark |
15-24 | Minimum | 6.7-4.2 | 15,20 |
25-39 | Good | 4.1-2.6 | 25,30,35 |
40-50, 50+ | Excellent | ≤ 2.5 | 40,45,50,50+ |
Yarn Count | Application |
60S/4, 40S/2 | The 60S/3 and 40S/2 are all-purpose sewing thread for shirts, suits, quilt covers, sheets, etc. |
30S/2, 40S/3 | 30S/2 and 40S/3 are used for thicker fabrics, such as worsted fabrics. |
20S/2, 20S/3 | 20S/2 and 20S/3 can also be called denim thread. The thread is thick and strong, suitable for sewing denim, bags, etc. |
50S/2, 60S/2 | 50S/2 and 60S/2 are mostly used for thin fabrics, such as silk, georgette in summer. |
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