Branch Off Clip
A hot-melt-adhesive-lined clip that separates and seals two cable cores emerging from a joint, used in telecom cable jointing; the adhesive melts as the outer sleeve shrinks.
- ASTM D638
- ASTM D792
- ASTM D2240
Material properties
Technical Specifications
| Technical Specification* | ||
|---|---|---|
| PROPERTIES | VALUE | STANDARD |
| Tensile Strength | 2 N/mm² (Mpa) (min.) | ASTM D638 |
| Ultimate Elongation | 700 % (min) | ASTM D638 |
| Density | 0.9 gm./cm 3 (max) | ASTM D792 |
| Hardness | 75 ± 5 Shore A | ASTM D2240 |
| Dielectric Strength | 12 kV/mm. (min) | ASTM D149 |
| Volume Resistivity | 1 × 10¹⁴ ohm. (min) | ASTM D257 |
| Dielectric Constant | 5 (max) | ASTM D150 |
Selection Chart
| Selection Chart | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Gala Code | H | J | M | P | R | S | T | U | K |
| GBOC 1 | 2.5 | 5 | 12 | 64 | 28 | 55 | 13 | 4.5 | 28 |
| GBOC 2 | 3.0 | 6 | 12 | 110 | 60 | 85 | 15.5 | 18.5 | 54 |
| GBOC 3 | 3.0 | 6 | 13 | 125 | 85 | 103 | 17 | 30 | 79 |
Dimensions & Drawings
The clip holds two cable cores apart where they emerge from a joint. Its hot melt adhesive lining melts as the outer sleeve shrinks, sealing both cores in place.
Features & Benefits
- Hot melt adhesive lining melts with the outer sleeve shrinkage
- Separates two cable cores emerging from a joint
- Tensile strength ≥2N/mm² (ASTM D638)
- Dielectric strength ≥12 kV/mm (ASTM D149)
- Hardness 75±5 Shore A (ASTM D2240)
- Ultimate elongation 700% min (ASTM D638), density 0.9 g/cm³ max (ASTM D792)
- Volume resistivity 1 x 10¹⁴ ohm min (ASTM D257), dielectric constant 5 max (ASTM D150)
- Three sizes: GBOC 1, GBOC 2 and GBOC 3
Applications
- Telecom cable jointing — sealing the branch between two cable cores
Standards & Compliance
- ASTM D638
- ASTM D792
- ASTM D2240
- ASTM D149
- ASTM D257
- ASTM D150
FAQs
Frequently Asked Questions
What is the Branch Off Clip used for?
It is used for:
- Telecom cable jointing — sealing the branch between two cable cores
Which standards and test methods are quoted for it?
These, with the values in the Technical Specification on this page:
- ASTM D638
- ASTM D792
- ASTM D2240
- ASTM D149
- ASTM D257
- ASTM D150
Where can I download the datasheet?
From the "Download datasheet" button at the top of this page, or here:
Can I get a quote, a sample or a size that is not listed?
Send your cable details, quantity and application with the "Request a Quote or Sample" form at the foot of this page. For a size or variant that is not in the chart, describe what you need there, or use Technical support at the top of the page, and the technical team will confirm what can be supplied.

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