NEMA G11
Product Definition:
Tufflam G11 epoxy glass cloth laminate (white) series is a high-temperature resistant rigid plate-like insulation material made of alkali-free glass fiber cloth impregnated with high-temperature epoxy resin, added with corresponding additives, and hot-pressed, which can maintain good mechanical properties at high temperature.
Tufflam G-11 white epoxy glass fiber cloth lamination sheet is a rigid insulating lamination sheet made of composed imported alkali-free glass fiber cloth ,impregnated with high temperature epoxy resin,added the imported fire retardant and cementing compound,it is high temperature resistant rigid plate insulating materials.
Thickness: 0.1mm -60mm, specification: 1020*1220
Thickness：0.1mm -60mm， Dimension：1020*1220
Flame retardant: UL94 V-0
Flame resistance: V-0
Advantages and applications
- Excellent Flame Retardant (UL 94 V-0 Grade) Excellent Fire Retardant (UL 94 V-0 Grade)
- Excellent Voltage Resistance (electric strength ≥≥16KV/mm)
- Excellent Water Resistance (Water absorption ≤≤ 0.2%)
- Excellent heat resistance (heat resistance level above 180°C) High temperature resistance more than 180°C
- Excellent thermal impact resistance (-273°C to +180°C) Excellent thermal impact resistance (Temp.Index: -273°C to +180°C)
- Excellent mechanical process-ability &high degree of automation processing
- Excellent chemical resistance & radiation resistance
- RoHS, Reach certified products
Applications
Tufflam G11 epoxy fiberglass cloth laminate is widely used in high-voltage motors, electrical equipment as insulation structural parts, such as high-voltage switchgear, transformers, inverters, converters, DC motors, AC contactors and other electrical insulation partitions, automotive industry and other fields. Safety partitions, liners, arc extinguishing hoods, arc extinguishing cylinders, arc extinguishers, arc separators, terminal boards, interphase insulation, bottom end partitions, jump plates, contact support parts of various high-voltage switchgear; Structural supports for high-voltage switches and transformers, busbar cleats, etc. High-voltage motor armature parts, movable covers, slot wedges, fixed pads, thin gaskets, carbon brush holders, etc.
Tufflam G11 epoxy glass fiber cloth laminated sheets are widely used in high-voltage motor and electrical equipment as insulating structures , such as high-tension switch cubicle, transformer, frequency changer, converter, DC Motor, AC contactor. automobile industry field. All kinds of switch cubicle such as bursting disk, lining plate ,arc extinguishing chamber, arcing cylinder, arcing piece, flash barrier, wiring board, terminal plate insulating supports; strut member and bus bar supports in switchgear &transformer; the armature parts of electrical machine such as cover plate, slot wedge, stator , gasket , shims ,carbon brush etc.
Material Details
| Item | NEMA Grade G11 Glass Fabric Epoxy Laminate | |||
|---|---|---|---|---|
| Description | The SAM Group G-11 Grade is a continuous filament woven fiberglass sheet bonded with high temperature epoxy resin. The material has the ability to maintain excellent mechanical, electrical, and physical properties at elevated temperatures to 180°C. The SAM Group G-11 from The SAM Group is RoHS, REACH, EPA and TSCA compliant to ensure reliability, safety, and consistency. | |||
| Standards | NEMA LI-1 : G-11 | IEC 60893: EPGC 203 | ||
| Military | MIL-I-24768/3 | |||
| Availability: | Laminate Sheets: | Thickness: | English Units (in) | SI Units (mm) |
| 0.008 to 5.1 | 0.2 to 130 | |||
| Standard Size (in mm) |
1220 x 2440 1500 x 1500 |
|||
| Special Sizes Upon Request | 2000 x 2000 | |||
| Standard Color | Green | Yellow | Black | Brown | |||
| Convolute Tubing: | NEMA Grade G-11 is available in an infinite number of inner diameter/outer diameter combinations as per customer requirements | |||
Typical Applications
- Track Resistance
- Terminal Boards and Tag Strips
- Precision Machined Parts
- Pipeline Insulation
- Mechanical Applications
- Insulating Handles
- Insulating Bushes Spacers Sleeves
- High Voltage Insulation
- Electromagnetic Coil Insulation
- Coil Formers
- Busbar Supports
Engineering Properties
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Mechanical Tensile Strength | ASTM D-638 | psi (MPA) | |
| LW | 40000 (275) | ||
| CW | 35000 (240) | ||
| Flexural Strength | ASTM D-790 | psi | |
| Flatwise | 28000 (193) | ||
| Edgewise | 23000 (158) | ||
| Compressive Strength | ASTM D-695 | psi | |
| Flatwise | 60000 (413) | ||
| Edgewise | 35000 (240) | ||
| Rockwell Hardness | ASTM - D785 | M Scale | M112 |
| Deformation & Shrinkage Cold Flow at 4000 psi | percent | 0.25 |
Electrical Characterstics
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Electric Strength | ASTM D-149 | kV/mm | 16 |
| Dielectric strength perpendicular | ASTM D-149 | V/mil | |
| Short time test | 1/8 in. | 550 | |
| Impact Strength (Izod) | ASTM D-256 | ft.lb/in | 7 |
| Bonding Strength | ASTM D-229 | lb | 1800 |
| Permittivity | at 1 MHz | 5.4 | |
| Dissipation factor | at 1 MHz | 0.35 | |
| Breakdown Voltage | ASTM D-149 | KV | 45 |
| Comparative Tracking index | ASTM D-695 | CTI | >600 |
| Insulation Resistance | ohm | 2000000 |
Physical & Thermal
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Specific Gravity | ASTM D-792 | G/cm3 | 1.9 +/- 0.1 |
| Specific Volume | in3 | 15.3 | |
| Thermal Expansion | cm/cm. C | 0.000009 | |
| Thermal conductivity | ASTM D-256 | Cal.cm/s.cm2. C | 0.0007 |
| Specific Heat | cal/g.C | 0.35 - 0.40 | |
| Moisture / Water Absorbtion | ASTM D-570 | % max | 0.1 |
| Temperature Index | NEMA | C | 155 |
| Insulation Class | F | ||
| Flammability | UL 94 | V1 | |
| Convolute Tubing | Yes | ||
| Highlights |
Mechanical and
Electrical applications at high temperature. |
How we can help you!
If you are interested in our products, please feel free to contact us！
Contact us