Description
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Fiber Reinforced Plastic Dog Bones:
Material glass-firber and polyester resin mixed together ,then pultruded sections for Electrical Insulation purpose.
Production: Polymer Resin and fiber glass yarn
Dry type transformer FRP Dogbone specification:
1).it is class F and H insulation material.
2).size: 8x6mm, 10x8mm, 10x10mm, 12x10mm, 12x12mm, 13x10mm, 14x10mm etc.
3).High mechanical strength
4).Excellent electrical isolation
color: white, red etc.
Dry type transformer FRP Dogbone Application:
Mainly use for dry-transformers,Inductor,and motor wedges etc
Insulation strips for dry transformer Specification| Properties | Unit | Standard | Specified value | Obtained value |
| Water absorption | % | ASTM-D 570-81 | 0.2 MAX. | 0.007 |
| Sp. Gravity at 270 c | | ASTM-D 792-91 | 2 2 | 2.2 |
| Sp. Gravity at 270 c | Kg/ cm2 | ASTM-D 638-91 | 7500 | 10715 |
| Impact strength | KJ/m2. | ASTM-D 256-2003 | 400 min | >408 |
| Arc resistance,sec | | ASTM-D-495-99 | | 186 |
| Compressive strength(axial) | Kg/cm2. | ASTM-D 695-91 | 4000 | 6248 |
| Flexural strength | Kg/cm2 | ASTM-D 349-78 | 5000 | 9550 |
| Comparative tracking index | CTI VOLTS | IES 60112-2003 | 600 min | >600 |
| Di-electric strength proof axial | KV / mm | ASTM-D 149-97a | 50 KV/25 min. | 66 |
| Di-electric strength proof radial | KV/mm | ASTM-D 149-97a | 10 KV / MM | 15 |
| Insulation resistance | ohms | ASTM-D 257-92 | 1 x 1010 | 1.9 x 1015 |
| Martens heat distortion temperature | 0C | DIN 53462 1987 | MIN 200 | >210 |
| Splitting resistance,n | | IS10192-82,
Appendix D | 4000 | 5346 |
| Glass content | % | BS-4994 1987 | 80 5 | 82 |
Xuchang Institute of Insulation Materials Co., Ltd.,we are still the wholly owned sponsor of Xuchang Insulation Materials Research Institute,which has the most perfect laboratory and R&D system in this field.We have built close cooperation relationship with more than 30sales agents,logistics centers and service centers all over the world,decoting to providing our customers with complete electrical insulation system solutions and trustworthy and qualified products.
FAQ
1. Are you a trading company or manufacturer?
We are a manufacturer and we have our own factory.
2. Can you customize according to my requirements?
Yes, we can customize according to customers' requirements, like color, size, etc.
3. Where is your factory?
Our factory is in Xuchang city, Henan province, China
4. Can you send me samples to test?
Yes, we offer free samples to customers and they just need to pay the freight.
5. What's your main product?
We supply all kinds of insulation materials used in electrical field and most of them used in transformers , motors, and electronic products .
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