Machining G-11 insulating Parts,glass fabric reinforced laminates

G-11

Machining G-11 insulating Parts:

JY machinery is the professional manufacturer of electrical insulating parts G-11.
Precision further processing and stability guarantee of material have made us became the solver of electric insulation technology project.
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G-11 & FR-5 epoxy glass fiber cloth laminates (glass fabric reinforced laminates), which is made of a continuous filament glass cloth material with high temperature epoxy resin.

The features of G11:
-Elevated temperatures to 180°C
-Fire retardant(UL 94V-0)
-Excellence mechanical strength
-Excellent voltage resistance (electric strength≥16Kv/mm)
-Excellent electrical performance

NEMA Grade G11 glass epoxy laminate properties：

No.	Test Item	Test condition	Unit	Standard Value	Testing Result
1	Density	ASTM D-792	g/cm3	‐‐	1.8
2	Moisture Absorption (0.125”)	ASTM D-570	%	0.25 max	0.01
3	Breakdown Voltage Condition A (0.062”) Condition D-48/50	ASTM D-149	kV	45 min 40 min	>50 >50
4	Permittivity (0.187'') Condition A Condition D-24/30	ASTM D-150	‐‐	5.20 5.40	4.7 4.8
5	IZOD Impact Strength ((0.125”) Length-Wise Cross-Wise	ASTM D-256	ft-lb/in Notched	7.0 min 5.5 min	11 10
6	Flexural Strength Length-Wise Cross-Wise	ASTM D-790	psi	‐‐	80,000 70,000
7	Flexural Modulus Length-Wise Cross-Wise	ASTM D-790	psi	‐‐	3,000 2,700
8	Tensile Strength Length-Wise Cross-Wise	ASTM D-638	psi	‐‐	43,000 37,000
9	Compressive Strength	ASTM D-695	psi	‐‐	63,000
10	Hardness Rockwell M	ASTM D-785	‐‐	‐‐	M112
11	Bonding Strength (0.500”) Condition A Condition D-48/50	ASTM D-229	Lb (kg)	1,600 min 1,500 min	2,200 (998) 2,000 (907)
12	Max Operating Temp	‐‐	°F/℃	‐‐	329 / 165
13	Coefficient of Linear Thermal Expansion Length-wise Cross-wise	ASTM D-696	X 1^0-5 in./in./°F	‐‐	0.72 0.83
14	Flammability Rating	UL94	Class	HB	VO³
15	Dissipation Factor @ 1 MHz Condition A (0.187”) Condition D-24/30	ASTM D-150	‐‐	0.025 max 0.035 max	0.014 0.017
16	Dielectric Strength (V/mil) short time, 1/8" thick	ASTM D-149	V/mil	‐‐	900
17	Arc Resistance	ASTM D-495	Sec	‐‐	120
18	Comparative Tracking Index (0.125”)	ASTM D-3638	V	‐‐	180

Standard Size:1020x1220mm,1020x2040mm

Popular Applications:
-Military Industry
-Transformer
-New Energy
-Generation Equipment
-Medical apparatus and instruments
-transmission & Distribution
-Switchgear
-Frequency Converter
-Circuit Breaker

-Motor

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