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Product Name: Acrylic Staple Fiber  
Trade Mark: Sanren Brand  
Alternative Name: ?  
Molecular formula/Structural Formula:
Production Process: The product is manufactured by ternary copolymerizing with acrylonitrile as the main material and solution spinning with sodium thiocyanate as the solvent--one step process.  
Properties: Lightweight, good warmth retention property, soft hand, acid resistant, mildew-proof, anti-moth and unique thermoelasticity.  
Grade: 1.67dtex, 3.33dtex, 6.67dtex delustred, semi-dull, lustrous acrylic staple fiber.  
National Standard Grade: ?  
Enterprise Standard Grade: ?  
Specifications:

Q/SH012.06.01-1996 Enterprise Standard

Table 1. 1.67Dtex Acrylic Staple Fibre Specifications

Test Items

Unit

Premium-grade

1st-grade

2nd-grade

3rd-grade

Test method

 

Primary

Items

titer deviation

%

+-4

+-8

+-10

+-12

GB/T 14335-93

breaking tenacity

CN dtex >=

2.7

2.6

2.5

2.0

GB/T14337-93

over-cut fiber

%<=

0.05

0.05

0.20

0.80

GB/T 14336-93

defect

mg/100g<=

20

20

40

80

GB/T14339-93

degree of crimps

%

8-12

8-12

<8;>12

--

G/BT 14338-93

dye-uptake

%

M1+-4

M1+-4

M1+-5

M1+-7

GB/T16602-96

 

Secon-

ary

Items

length deviaton

%

+-8

+-12

--

--

GB/T 14336-93

breaking elongation

%

27-40

25-40

--

--

GB/T14337-93

loop tenacity

CN dtex <=

2.5

2.5

--

--

GB/T14337-93

over-length fiber

%<=

2.0

3.0

--

--

GB/T14336-93

shrinkage in boiling water

%<=

2.0

2.0

--

--

Q/SH012.06.01-96

sodium thiocyanate

%<=

0.002

0.05

--

--

Q/SH012.06.01-96

oil-content

%

M2+-0.10

M2+-0.10

--

--

GB/T 14340-93

note: M1=90; M2=0.25

Table2. 3.33 dtex Acrylic Staple Fibre Specifications

Test Items

Unit

Premium-grade

1st-grade

2nd-grade

3rd-grade

Test method

 

Primary

Items

titer deviation

%

+-5

+-10

+-12

+-14

GB/T 14335-93

breaking tenacity

CN /tex >=

2.5

2.5

2.3

1.9

GB/T14337-93

over-cut fiber

%<=

0.30

0.30

0.60

1.00

GB/T 14336-93

defect

mg/100g<=

20

60

100

200

GB/T14339-93

dye-uptake

%

M1+-4

M1+-4

M1+-5

M1+-7

GB/T16602-96

length deviaton

%

+-8

+-12

--

--

GB/T 14336-93

Secon-

ary

Items

breaking elongation

%

32-45

32-45

--

--

GB/T14337-93

loop tenacity

CN/dtex <=

2.1

2.1

--

--

GB/T14337-93

No. Of crimps

No./10cm>=

40

25

--

--

GB/T14338-93

shrinkage in boiling water

%<=

2.0

2.0

--

--

Q/SH012.06.01-96

sodium thiocyanate

%<=

0.002

0.08

--

--

Q/SH012.06.01-96

oil-content

%

M2+-0.05

M2+-0.05

--

--

GB/T 14340-93

titanium dioxide

%

M3+-0.15

M3+-0.15

--

--

Q/SH012.06.01-96

note: M1=90; M2=0.25; M3=0.35

Table3. 6.67Dtex Acrylic Staple Fibre Specification

Test Items

Unit

Premium-grade

1st-grade

2nd-grade

3rd-grade

Test method

 

Primary

Items

titer deviation

%

+-5

+-10

+-12

+-14

GB/T 14335-93

breaking tenacity

CN /tex >=

2.2

2.1

1.9

1.8

GB/T14337-93

over-cut fiber

%<=

0.30

0.30

0.60

1.00

GB/T 14336-93

defect

mg/100g<=

30

60

100

200

GB/T14339-93

dye-uptake

%

M1+-4

M1+-4

M1+-5

M1+-7

GB/T16602-96

length deviaton

%

+-8

+-12

--

--

GB/T 14336-93

Secon-

ary

Items

breaking elongation

%

32-45

32-45

--

--

GB/T14337-93

loop tenacity

CN/dtex <=

2.1

2.1

--

--

GB/T14337-93

No. Of crimps

No./10cm>=

35

25

--

--

GB/T14338-93

shrinkage in boiling water

%<=

2.0

2.0

--

--

Q/SH012.06.01-96

sodiumthiocyanate

% <=

0.002

0.08

--

--

Q/SH012.06.01-96

titanium dioxide

%

M2+-0.05

M2+-0.05

--

--

Q/SH012.06.01-96

oil-content

%

M3+-0.15

M3+-0.15

--

--

GB/T 14340-93

note: M1=92; M2=0.25; M3=0.35
 
Scope of Application: ?  
Major Applications: 燯sed as raw material to produce pure polyacrylic fiber fabrics and polyacrylic-cotton blend fabrics. 
Process Method: ?  
Packing: 160kg and 250kg net (central value) each in PP woven bags coated with plastics and tightened with PP yarn belts.  
Packing Size: 1050mm?50mm?00mm
1150mm?00mm?80mm  
Storage: Separately stored in dry, ventileted warehouse equipped with firefighting facilities according to different types, grades and lot no.  
Transportation: Products in bags are suitable for rail, road and sea transportation.  
Safety Precautions: 1. Keep away from fire and heat sources.
2. Can not be transported or stored together with chemicals of oils, acids and alkai etc.
3. Proper measures should be taken to avoid damages to goods and personnel during hoisting.  
SPC

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