7-Ways 10/8mm DI HDPE Tube Bundle

Aging-resistant, anti corrosion of chemicals.
Microduct single is convenient in construction, save time and the project cost.
Waterproof, damp-proof, microduct single can avoid the damage by rodent animals.

Test	Characteristic			Test Method		Acceptance Criteria
Raw Materials
1	Bundles is manufactured with 100% virgin HDPE
		2	Melt flow index		ASTM 1238 190℃ @ 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
Physical and Mechanical Properties – Inner Micro duct 10/8mm
1	Visual appearance			Visual inspection		Ribbed inside & smooth outside surface, free from blisters, shrink hole, flaking, scratches & roughness.
2	Outer diameter			FCST		10.0mm ± 0.1mm
3	Wall thickness			FCST		1.00mm ± 0.10mm
4	Inner diameter clearance			Blowing steel ball		A 6.0mm steel ball can be blown freely through the duct.
5	Ovality			FCST		≤ 5%
6	Pressurization			5 minutes @16 bar each duct		No damage and leakage
7	Kink			IEC 60794-1-2 Method E10		≤ 100mm
8	Tensile strength			Rate of extension: 100mm/min		≥ 520N
9	Crush			Sample length: 250mm Load: 460N Duration of Max. load: 1 min Recovery time: 1 hour		No residual deformation > 15% of inner and outer diameter, shall pass inner diameter clearance test.
10	Impact			IEC 60794-1-2 Method E4 1.0J Impact, recovery time 1 hour		No residual deformation > 15% of inner and outer diameter, shall pass inner diameter clearance test.
11	Heat reversion			110℃ ～ 23℃, 1 hour		≤ 3%
12	Min. bend radius			120mm		No residual deformation > 15% of inner and outer diameter, shall pass inner diameter clearance test.
13	Co-efficient of Friction			750mm Diameter, 450°loop, 5kg mass		≤ 0.1
14	Color and printing			Visual inspection		As per customer specification

Test	Characteristic	Test Method	Acceptance Criteria
Physical and Mechanical Properties – tube bundles
1	Visual appearance	Visual inspection, Outer sheath: Black	Ribbed inside & smooth outside surface, free from blisters, shrink hole, flaking, scratches & roughness.
2	Outer diameter	FCST	33.4mm (± 1.0mm)
3	Sheath Wall thickness	FCST	1.70mm ± 0.20mm
4	Pressurization	5 minutes @16bar each duct	No damage and leakage
5	Tensile strength	Rate of extension: 100mm/min	≥ 3200N
6	Crush	Sample length: 250mm Load: 1000N Duration of Max. load: 1 min Recovery time: 1 hour	No residual deformation > 15% of inner and outer diameter, shall pass inner diameter clearance test.
7	Impact	IEC 60794-1-2 Method E4 3.0J Impact, recovery time 1 hour	No residual deformation > 15% of inner and outer diameter, shall pass inner diameter clearance test.
8	Min. bend radius	520mm	No residual deformation > 15% of inner and outer diameter, shall pass inner diameter clearance test.
9	Color and printing	Visual inspection	As per customer specification