Hunan Blownfiber Technology Co.,Ltd
HDPE TUBE BUNDLE 4-WAYS 8/5mm With PE Outer Sheath 1.75mm
HDPE TUBE BUNDLE 4-WAYS 8/5mm With PE Outer Sheath 1.75mm
1. General Description
The product are composed by 4-ways 8/5mm PE inner micro ducts, with low friction performance. The outer sheath is HDPE material with a colored sheath making the product suitable for direct burial.
2. Raw Materials
Characteristic | Test Method | Acceptance Criteria | |
1 | Bundles is manufactured with 100% virgin HDPE | ||
2 | Melt Flow Index | ASTM D1238 190°C @ 2.16Kg Load | ≤ 0.40 g/10min |
3 | Density | ASTM D792 | 0.940～0.958 g/cm3 |
4 | Environmental stress crack resist (F50) | ISO 4599 | Min. 96h |
3. Inner micro duct
3-1 Dimension
Outer diameter (mm) | Wal thickness (mm) | Inner diameter (mm) | Pressure | |||
Nominal | Tolerance | Nominal | Tolerance | Min. | (bar) | |
8/5mm | 8.0 | ±0.1 | 1.5 | ±0.1 | 4.8 | 12 |
3-2 Marking
The inner micro duct marking include the following information and repeated every one meter:
l Product spec. (e.g. 8/5mm)
l Coil number
l Manufactured date
l Length marking (e.g. =1234m)
l Other markings are available upon customer requests.
3-3 Mechanical Performance – Inner micro duct 8/5mm
Items | Standards | Test method | Perfomance |
Inner diameter clearance | IEC 60794-5-10 Annex E | Pressure: 12 bar Max. sphere size: 85% of nom. ID |
Pass through the micro duct |
Tensile strength |
IEC 60794-5-10 & 20 |
Rate of extension: 100mm/min |
≥ 550N |
Elongation |
IEC 60794-5-10 & 20 |
Rate of extension: 100mm/min |
≥ 500% |
Crush |
IEC 60794-5-10 & 20 |
Sample length: 250mm Load: 1400N Duration of Max. load: 1 min Recovery time: 1 hour | Under visual examination there is no damage to the micro duct, and inner diameter clearance test can be passed. |
Impact |
IEC 60794-5-10 & 20 |
Striking surface radius: 20mm Impact energy: 1.5 J Recovery time: 1 hour | Under visual examination there is no damage to the micro duct, and inner diameter clearance test can be passed. |
Kink | IEC 60794-5-10 & 20 |
- |
≤10x outer diameter |
Min. Bend Radius |
IEC 60794-5-10 & 20 | Number of turns: 5 Number of cycles: 3 Mandrel diameter: 20x outer diameter | Under visual examination there is no damage to the micro duct, and inner diameter clearance test can be passed. |
Friction |
BlownFiber | Mandrel diameter: 750mm Cable diameter: 2.8mm Load: 5.0Kg
The sample duct is secured with 450° wrap around the mandrel. A 5.0kg weight shall be pulled at 500mm/min and travel 200mm. |
≤0.1 |
4. Tube bundle
4-1 Configuration & Dimension
Sheath: | Orange or customized |
Thickness of sheath: | 1.75mm |
Ripcord: | Available upon customer request |
Tracing wire: | Available upon customer request |
Outer diameter (mm) | Wal thickness (mm) | ||
Nominal | Nominal | Tolerance | |
Tube bundle | 19.5*19.5 | 1.75 | ±0.15 |
4-2 Mechanical Performance
Items | Standards | Test method | Perfomance |
Inner diameter clearance | IEC 60794-5-10 Annex E | Pressure: 12 bar Max. sphere size: 85% of nom. ID | Pass through the each inner micro duct |
Tensile strength at yield (sheathing) |
IEC 60794-5-10 & 20 |
Rate of extension: 100mm/min |
≥ 21.0Mpa |
Elongation (Sheathing) | IEC 60794-5-10 & 20 |
Rate of extension: 100mm/min |
≥ 500% |
Crush |
IEC 60794-5-10 & 20 |
Sample length: 250mm Load: 1500N Duration of Max. load: 1 min Recovery time: 1 hour | Under visual examination there is no damage to the tube bundle, and inner diameter clearance test can be passed. |
Impact |
IEC 60794-5-10 & 20 |
Striking surface radius: 200mm Impact energy: 3.0 J Recovery time: 1 hour | Under visual examination there is no damage to the tube bundle, and inner diameter clearance test can be passed. |
Min. Bend Radius |
IEC 60794-5-10 & 20 |
12x outer diameter | Under visual examination there is no damage to the micro duct, and inner diameter clearance test can be passed. |
5. Packing
BlownFiber tube bundle are delivered on sandwich plate drum. The drums protected with black plastics foil and both end of the bundle are sealed with end cap to ensure that the inner micro duct will not be affected by water and dust.
Product Code | Drum Length | Packing Size (H x W) | Gross weight | Number of Drums in 40HQ |
(m) | (cm) | (kg) | ||
TB0805-4-PE175 | 1000 | 115*53 | 255 | 80 |
6. Remarks
Completed packages of the HDPE micro duct on drum can be stored outdoor max. 6 months upon the date of production.
Storage temperature: | -40°C ～ | +70°C |
Installation temperature: | -30°C ～ | +50°C |
Operating temperature: | -40°C ～ | +70°C |
info@blownfiber.com
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