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Glass Cord

Glass Cord

CENTRAL GLASS RUBBER COATED YARN (Rubber Coated Glass Cord, Rubber Impregnated Glass Cord) is produced by gathering with the special binder and also treated by RFL, then twisted together.

Uses

This product could be widely used as material for reinforcing the synchronous belts (transmission belts) for automotive, office equipments and other machineries.

Products

Rubber Coated Glass Cord for Synchronous Belt
(Typical Construction and Physical Properties for reference)    Central Glass Co.,Ltd


1. for Chloroprene (Neoprene) Rubber <Peel Method>

    Loss
of
ignition
TWIST Diameter Tensile
Strength
Adhesive
Strength
Weight
per Bobbin
No. of
Bobbin in
one box
Construction Tex g/cm2 % TURN mm N N/25mm kg No.
ECG150- 3/0 -4.0 S & Z -B-18 126 19 0.25 73.5< 196< 1.7 8
ECG150- 5/0 -3.0 S & Z -B-18 208 19 0.37 147< 196< 2 8
ECG150- 3/2 -3.6 S & Z -B-18 254 19 0.45 147< 196< 1.7 8
ECG150- 6/0 -4.0 S & Z -B-18 254 19 0.45 127< 196< 1.7 8
ECG150- 3/3 -3.6 S & Z -B-18 370 19 0.53 196< 196< 1.8 8
ECG150- 9/0 -3.5 S & Z -B-18 375 19 0.51 235< 196< 2 8
ECG150- 3/6 -2.0 S & Z -B-18 760 19 0.80 392< 196< 5 2
ECG150- 3/8 -2.5 S & Z -B-18 1,020 19 0.94 559< 196< 10 2
ECG150- 3/10-2.0 S & Z -B-18 1,270 19 1.00 637< 196< 10 2
ECG150- 3/11-2.0S & Z -B-18 1,390 18 1.05 705< 196< 9 2
ECG150- 3/13-2.0 S & Z -B-18 1,650 18 1.20 833< 196< 10 2
ECG150- 10/15-1.1 S & Z -B-18 6,240 16.7 2.20 2,716< 196< 10 2
ECG50- 1/0 -4.0S & Z -B-18 126 +/- 8 18.0 +/- 3.0 4.0 +/- 0.4 0.25 +/- 0.04 73.5< 196< 1.6 +/- 0.2 8
ECG50- 2/0 -4.0S & Z -B-18 254 +/- 16 18.0 +/- 3.0 4.0 +/- 0.4 0.45 +/- 0.08 152< 196< 1.9 +/- 0.2 8
ECG50- 1/2 -3.6S & Z -B-18 254 +/- 16 18.0 +/- 3.0 3.6 +/- 0.3 0.45 +/- 0.08 152< 196< 3.2 +/- 0.4 8
ECG50- 1/3 -3.6S & Z -B-18 370 +/- 25 18.0 +/- 3.0 3.6 +/- 0.3 0.53 +/- 0.08 196< 196< 2.4 +/- 0.3 8
ECG50- 1/11-2.0S & Z -B-18 1,390 +/- 90 18.0 +/- 3.0 2.0 +/- 0.2 1.05 +/- 0.10 705< 196< 9.0 +/- 1.0 2
ECG50- 1/13-2.0S & Z -B-18 1,650 +/- 100 18.0 +/- 3.0 2.0 +/- 0.2 1.20 +/- 0.10 833< 196< 10.0 +/- 1.0 2
ECG50- 1/0 -4.0S & Z -B-18B 122 +/- 8 16.5 +/- 3.0 4.0 +/- 0.4 0.25 +/- 0.04 73.5< 196< 1.5 +/- 0.2 8
ECG50- 2/0 -4.0S & Z -B-18B 246 +/- 16 16.5 +/- 3.0 4.0 +/- 0.4 0.40 +/- 0.08 152< 196< 1.8 +/- 0.2 8
ECG50- 1/2 -3.6S & Z -B-18B 246 +/- 16 16.5 +/- 3.0 3.6 +/- 0.3 0.40 +/- 0.08 152< 196< 3.1 +/- 0.4 8
ECG50- 1/3 -3.6S & Z -B-18B 360 +/- 25 16.5 +/- 3.0 3.6 +/- 0.3 0.53 +/- 0.08 196< 196< 2.3 +/- 0.3 8
ECG50- 1/6 -2.0S & Z -B-18B 730 +/- 50 16.5 +/- 3.0 2.0 +/- 0.2 0.74 +/- 0.08 392< 196< 9.0 +/- 1.0 2
ECG50- 1/10-2.0S & Z -B-18B 1,240 +/- 80 16.5 +/- 3.0 2.0 +/- 0.2 1.00 +/- 0.10 637< 196< 8.0 +/- 1.0 2
ECG50- 1/11-2.0S & Z -B-18B 1,390 +/- 90 16.5 +/- 3.0 2.0 +/- 0.2 1.05 +/- 0.10 705< 196< 9.0 +/- 1.0 2
ECG50- 1/13-2.0S & Z -B-18B 1,600 +/- 100 16.5 +/- 3.0 2.0 +/- 0.2 1.20 +/- 0.10 833< 196< 10.0 +/- 1.0 2
ECG50- 3/9 -2.0S & Z -B-18B 3,280 +/- 180 16.5 +/- 3.0 2.0 +/- 0.2 1.70 +/- 0.10 1,500< 196< 10.0 +/- 1.0 2
ECG50- 3/16-1.1S & Z -B-18B 6,000 +/- 300 16.5 +/- 3.0 1.1 +/- 0.1 2.20 +/- 0.10 2,300< 196< 10.0 +/- 1.0 2
ECG50- 3/23-1.1S & Z -B-18B 8,425 +/- 300 16.5 +/- 3.0 1.1 +/- 0.1 2.75 +/- 0.15 2,600< 196< 10.0 +/- 1.0 2

2. for H-Nitrile Butadiene Rubber (H-NBR)

Construction Tex Loss of
ignition
TWIST Diameter Tensile
Strength
Adhesive
Strength
Weight per
Bobbin
No.of
Bobbin in
one Box
ECG150- 3/13-2.0 S & Z-A-26-OC 1,747 22.5 2.0 1.17 882< 177< 11 2
ECG150- 3/11-2.0 S & Z-A-51-OC 1,390 +/- 100 22.5 +/- 3.0 2 +/- 0.2 1.08 +/- 0.1 830< 195< 11 2

3. for Urethane Rubber

Construction Tex Loss of
ignition
TWIST Diameter Tensile
Strength
Weight per
Bobbin
No.of
Bobbin in
one Box
ECG150- 3/0 -3.7 S & Z-PU-08 126 16 3.7 0.30 65< 1.8 8
ECG150- 2/0 -3.7 S & Z-PU-08 84 16 3.7 0.24 49< 1.2 8

 

4. Further information

(1)It is available to supply further kinds of FRR cord.
(2)Diameter of glass fiber filament is about 9 micron meter.
(3)Base components of FRR cord are 200 or 600 filaments ( both 9
micron Yarn ) strand and these are treated with Resorcinol-
Formaldehyde-Latex(RFL).

Notation

E C G 150 - 3 / 11 - 2.0 S -A-21 -OC
       
                        Overcoated product
                        Kind of Resorcinol-Formaldehyde-Latex formulation : for H-NBR Rubber
                        Direction of Twist : S-twist
                        Count of Twist : 2.0 Turns per 25 mm
                        Number of Doubling Twist Yarn : 11
                         Number of Primary Twist yarn : 3
                         Strand Count : 1/100 of yard-length per pound
                         Nominal Diameter on Mono-Filament : 9 micron meter
                        Continuous Fiber
                        E-Glass(Electrical Resistant Glass)
* The same product by ISO type expression : EC9 34 3Z X 11S 80


Letter Designations for Glass Strand Filament Diameter

Inch-Pound System,
Letter
SI System,
Number
Yd/lb/100 Tex
(g/1000m)
The number of
composition fibers
G 9 150 34 200
G 9 50 100 600

Method of Testing

(1) Tex of Glass Cord (include coated rubber)
(2) Loss of ignition (LOI) of Glass cord
(3) Breaking strength / elongation of Glass cord
(4) Twist number of Glass cord
(5) Apparent diameter of Glass cord



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