Technical document for reflective yarn
item: reflective yarn
1. width size: 2mm
2. roller diameter: 9.5cm, 4.3cm, 1cm
3. roller height:9.8cm
4. meters in roll : 1000m
5. reflective coefficient: R>300cd/lx.㎡
6. material of reflective yarn: PET film (thickness 0.05mm)
7. the thickness of reflective yarn: 0.16mm(pet)
8. using: the yarn can’t be use sewing, just for slowly knitted
9. knot:about 0-3