2751 Silicone Rubber Fiberglass Sleeve
Main Parameters:
Model: 2751
Insulation class: H class (180 °C)
Color: Red, yellow, white, black,etc
Inside diameter: 1-35mm
Voltage:4kv
Silicone rubber fiberglass sleeve is non-alkali glass yarn braided tube coated with silicone rubber glue, and heated by electric vulcanization.
This product is made of non-alkali glass yarn braided tube, coated with silicone rubber glue, and heated by electric vulcanization.
Silicone Rubber Fiberglass Sleeve Description
Brief Introduction of 2751 Silicone Rubber Fiberglass Sleeve
Silicone rubber fiberglass sleeve is non-alkali glass yarn braided tube coated with silicone rubber glue, and heated by electric vulcanization.
This product is made of non-alkali glass yarn braided tube, coated with silicone rubber glue, and heated by electric vulcanization.
It has certain dielectric properties, high heat resistance, excellent elasticity, cold resistance and aging resistance.
Features of the 2751 Silicone Rubber Fiberglass Sleeve
—High durometer rating, providing excellent abrasion resistance and rigidity.
—Resistant to ozone, corona, radiation, moisture, compression set, weathering, fungus, and chemical attack.
—Superior electrical properties
—Heat-set, cuts cleanly and will not fray
—Insulation class: H class (180 °C)
—Color: Red, yellow, white, black,etc
—Inside diameter: 1-35mm
—Voltage:4kv
—It has been approved by UL (NO.: E310670) ,ROHS and REACH test.
2751 Silicone Rubber Fiberglass Sleeve Technical
| Properties | Unit | Value | |||||||
| Appearance | / | The coating should be uniform and the surface should be smooth, with no defects affecting the product performance. | |||||||
| Inner diameter and wall thickness | mm | Inner diameter | Wall thickness | ||||||
| Standard | Tolerance | ||||||||
| Two-way | One-way(+) | Min | Max | ||||||
| (±) | |||||||||
| 1 | 0.2 | 0.4 | 0.2 | 0.6 | |||||
| 1.5 | 0.2 | 0.4 | 0.2 | 0.6 | |||||
| 2 | 0.2 | 0.4 | 0.2 | 0.7 | |||||
| 2.5—3.0 | 0.2 | 0.4 | 0.2 | 0.7 | |||||
| 4.0—6.0 | 0.25 | 0.5 | 0.3 | 0.7 | |||||
| 8 | 0.25 | 0.5 | 0.3 | 1 | |||||
| 10 | 0.5 | 1 | 0.4 | 1 | |||||
| 12 | 0.5 | 1 | 0.4 | 1.2 | |||||
| 16—20 | 1 | 2 | 0.4 | 1.2 | |||||
| 25 | 1 | 2 | 0.4 | 1.4 | |||||
| Breakdown voltage | Value | KV ≥ | Pellet slot or straight core bar/100mm foil electrode | Mid-value | Minimum value | Mid-value | Minimum value | ||
| Under room temperature | 5.7 | 4.3 | 3.3 | 2.5 | |||||
| Under high temperature | 4.5 | 3.3 | 2.5 | 1.8 | |||||
| After hot and humid | 4 | 3 | 2.1 | 1.5 | |||||
| Insulation resistance | Under room temperature | Ω | — | ≥1.0×1011 | |||||
| After hot and humid | ≥1.0×1010 | ||||||||
| Fire spreadability | Burning time | S | ≤60 | ||||||
| Visual inspection | — | The indicator flag should not burn on any of the three specimens. Nor should the cotton be ignited by ignited or burning particles or by ignited drops. | |||||||
| Soldering heat resistance | — | Pass (Only for sleeve with nominal inner diameter ≤ 5 mm) | |||||||
| Volatile content | Low content level | % | — | ≤1.0 | ≤0.7 | ||||
| Other level | ≤1.5 | ≤1.5 | |||||||
| Bending after heating | — | The coating has no visible cracks or peeling off, allowing the color to become darker (test temperature: 180±3℃) | |||||||
| Bending at low temperatures | — | The coating has no visible cracks or peeling off (test temperature: ≤-70～5℃) | |||||||
| Hydrolysis resistance of paint layer | — | There is no migration of the coating, no adhesion between the hose and the paper and the hose test piece, and no discoloration of the paper. | |||||||
| Shelf life | — | 6 months | |||||||
