Soluble Polyvinyl Alcohol Staple Fiber

 

Process: The product is manufactured from polyvinyl alcohol by dissolving, solution spinning and finishing .

 

Physical properties: High tenacity, good wear resistance, corrosion-resistance and light fastness, and can be dissolved in hot water (<90 0C).

 

Grade: 1.4 2.0 dtex

 

Standard: Q/SH012.05.04. 1997 Enterprise Standard

No.

Item

Index

Text method

Premium-grade

1st-grade

2nd-grade

1

Linear density deviation, dtex

+0.1

+0.2

+0.3

GB/T14335-93

2

Length deviaiton, mm

+1.5

+2.0

+2.5

GB/T14336-93

3

Dry breaking tenacity CN/dtex

>4.2

>4.2

>3.8

GB/T14337-93

4

Dry breaking elongation, %

M1+3

M1+5

M1+6

GB/T14337-93

5

Wet breaking tenacity CN/dtex

>3.3

>3.3

>2.8

GB/T14337-93

6

Whiteness, %

>70

>70

>70

GB/T1446293-Appedix C(Annex)

7

Solvent temperature 0C

<M2

<M2

<M2

Q/SH12.05.06-1997

8

Quantity of nonsolution at 95 0C,%

<0.5

<0.5

<0.5

Q/SH12.05.06-1997

9

Oil content,%

M3+0.15

M3+0.20

M3+0.25

GB/T 14340

10

Abnormal fibre,mg/100g

<15

-

-

GB/T 14339-93

Note: M1 is selected within the scope of 25 31, M2 is selected between the scope of 80 90, M3 is selected within the scope of 0.30 0.35, and once selected they are not to be changed.

 

Major applications: Widely used for multiple-purpose nonwoven fabrics, paper making, chemical embroidery and blend spin into high count yarn.

Packing: 200 kg net each in PP woven bags with plastic coating tightened with 4 strips of packing belts.

 

Dimension: 1020mmx800mmx600mm

 

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