SName : fiber glass roving yarn ECG 150 1/3 (1KG big paper roll)
Item
Unit
Test Criteri
Standard
Results
Evaluation
Strength of Fiber
N/Tex
GB/T 7690.3-2001
>0.45
0.61
OK
linear density
Tex
GB/T 7690.1-2001
33.4±2
33.5*3
OK
Coefficient of Variation of
liner Density
%
GB/T 7690.1-2001
≤5
4.4
OK
Filament
μm
GB/T 7690.5-2001
9±0.59
9.2
OK
Direction of twist
GB/T 7690.2-2001
S
S
OK
Twist
T/m
GB/T 7690.2-2001
110
110
OK
Strand
200
200
OK
Plied yarn
33tex×3
33tex×3
OK
size
ParaffinSize
ParaffinSize
OK
Combustible matter content
%
GB/T 9914.2-2001
0.5±0.20
0.42
OK
Moisture content
%
GB/T 9914.1-2001
< 0.50
0.10
OK
Stiffness
mm
80~200
