SRG liquid silicone rubber covered fiberglass braided sleeves/tubes
Nominal voltage: 300V
Temperature range: -60deg. C -+200deg. C
Testing voltage: 1.2KV, 1.5KV, 2.5KV, 4.0KV, 5.0KV, 7.0KV
Colours:white or made to order according to the customer's request
Test by UL VW-1
USE: Insulation protectionic and electric equipment, lighting, industrial machine and electric heating products etc.
Certificate NO: UL E249875
![SRG Liquid Silicone Rubber Covered Fiberglass Sleeves / Tubes]()
| Product | Minvoltage (v) | Cold/heat proof | Test | Other |
| SRG-1 | 1200 | -10 deg.C- +200deg.C | UL1441 |
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| SRG-2 | 1500 | -10 deg.C -+200deg.C | UL1441 |
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| SRG-3 | 2500 | -10deg.C - +200deg.C | UL1441 |
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| SRG-4 | 4000 | -10deg.C - +200deg.C | UL1441 |
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| SRG-7 | 7000 | -10 deg.C- +200deg.C | UL1441 |
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2. Size specification
| Inner diameter(mm) | Tolerance of inner diameter (mm) | Min thickness |
| 1.2KV-1.5KV | 2.5KV | 4.0KV | 7.0KV |
| 1.0-2.5 | -0.0+0.25 | 0.25 | 0.32 | 0.38 | 0.52 |
| 3.0-4.0 | -0.0+0.3 | 0.28 | 0.40 | 0.44 | 0.60 |
| 5.0-6.0 | -0.0+0.35 | 0.38 | 0.52 | 0.56 | 0.68 |
| 7.0-8.0 | -0.1+0.4 | 0.45 | 0.63 | 0.63 | 0.75 |
| 9.0-12.0 | -0.15+0.4 | 0.60 | 0.74 | 0.71 | 0.95 |
3. Standard length
| Size (mm) | length/reel
m | number of joints | Other |
| 1.0-4.0 | 100 | 4 | can be specified by the clients |
| 4.5-8.0 | 50 | 2 |
| 9.0-12.0 | 30 | 1 |
| over 13 | 1 | No |
4. Main performance
| Flection after heat | no open and peeling color is obvious after 48+/-1hours under 260+/-5deg.C |
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| The flame spreading time | max. 60seconds |
| Temperature value of hot life span 2000 hours | 200 deg.C |
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