Fiberglass Needle

I    Noise Isolation Effect:
Needle Managing Glass Fiber possesses an excellent noise isolation capacity that can absorb noise and vibration to make a peaceful environment.
Frequency (Hz) Noise Isolation Coefficient
125 0.32
250 0.76
500 0.94
1000 0.96
2000 0.95
4000 0.98

H   Heat Insulation Effect (density 200 kg/m3)
Temperature( oC)  Thermal Conducting Coefficient(kcal/mhr  oC)
25 o 0.030
100 o 0.037
200 o 0.048
300 o 0.058
400 o 0.076
500 o 0.094
600 o 0.112
700 o 0.16

G  The Main Elements of E-type Glass Fibre:
SiO2 52-56(weight)
AI2O3 12-16
CaO 16-25
MgO 0-6
B2O3 8-13
Na2O, K2O 0-0.8
TiO2)  0-0.4
Fe2O3)  0.05-0.4

H STANDARD
Width: below 1350m/m
Thermal Conductive: 0.0300kcal/mhroC
Density: 100 kg/m3 -200 kg/m3
Heat Resisting Number: below 800oC
Thickness: 3m/m-25m/m  

CORROSION:
Glass Fiber does not absorb water, rot, mildew, deteriorate or decay
 
COST:
Glass Fiber is an excellent reinforcement material which offers strength to the product at a low cost .
 
SPECIFIC GRAVITY:2.53-2.60
DENSITY:2.53-2.60g/cm3

F   THE PROERTITES OF GLASS FIBER
 
THERMAL OPTICAL PROPERTIES:
Glass Fiber is an inorganic fiber completely incombustible
Coefficient of linear thermal expansion:
4.8x10-6cm/cm/

The company introduces international leading German, italy product craft, annual products capacity is 1500 tons.