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Specifications
Device
Usage
Specifications Home>>Products>>Specifications
Product Name Major Specifications Usage

PET chip

Semi-dull
PET chip,
 Fiber grade

Intrinsic viscosity,d1/g

0.66-0.68

For spinning

Softening point, ℃

259

Carboxyl end group content, mol/t

≤30

Colouring Value

L Value

≥82

B Value

≤6

Cluster particles ≥10um

0

Diethylene glycol content,wt%

≤1.2

Titanium dioxide content,wt%

0.32-0.35%

Ash content (excluding titanium dioxide),wt%

≤0.05

ron content,wtppm

≤3.0

Humidity,wt%

≤0.4

Polyester Staple Fiber

Hollow

Deviation rate of linear density, % ±14 Filling &for production of spraying-bonded wadding and glueless cotton

Deviation rate of length , %

±8

Number of roll, per 25mm

10.0±4.0

Hollow ratio, %

≥20

filling power  V1,cm3/g

≥150

filling power V2,cm3/g

≥50

oil content, %

0.16±0.04

Over-cut fiber content, mg/100g

≤40

Defect content,mg/100mg

≤20

Elestic recovery rate, %

≥70

Spinning Type

Fracture strength, cN/dtex

≥5.60 For cotton textile(High-quality yarn)

Elongation at Break, %

25.0±4.0

Deviation rate of linear density, %

±3.0

Deviation rate of length, %

±3.0

Overlength fiber content, %

≤0.5

Over-cut fiber content, mg/100g

≤2.0

Defect content, mg/100g

mg/100g

Number of roll, 25mm

12.0±2.5

Curliness rate, %

13.0±2.5

180 ℃  drying shrinkage, %

6.5±2.0

Oil content, %

0.13±0.03

Moisture regain, %

≤0.6
 

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