Low Voltage Tubes

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We manufacture high grade Low Voltage Tubes that are heavy and medium walls black tubing. Our Low Voltage Tubes are fabricated from high grade cross inked polyolefin material that assures for high strength and durability. We offer Low Voltage Tubes with hot melt adhesive lining that induces environmental protection as well as insulation. Our Low Voltage Tubes are available in custom dimensions, length, dimensions, and thickness.

Cut length available :

Up to 1500 mm

Salient Features :

Conforms to IEC 60684-3-247 standard
Resistant to UV rays, chemicals, solvents, and adverse weather conditions
Robust construction
High performance

Used For :

Environmental protection of cable terminations
Insulating the connectors for low voltage straight through splice rated up to 1.1 KV.
Medical protection
Outer sealing of underground cable joints through up to 36KV

Technical Specifications

Properties	Value	Standard
Physical
Tensile Strength	12 N/mm² (MPA)(min)	ASTM D638
Ultimate Elongation	350% (Min.)	ASTM D638
Density	1.05 ± 0.2 gm/cm³	ASTM D792
Hardness	45 ± 10 Shore D	ASTM D2240
Water absorption	0.5 % (max.)	ASTM D570
Thermal
Accelerated ageing	(120^oC for 500 Hrs)	ASTM D2671
Tensile Strength	11 N/mm² (Mpa) (min.)	ASTM D 638
Ultimate Elongation	300% (Min.)	ASTM D 638
Low temperature Flexibility (-40^oC for 4 Hrs.)	No Cracking	ASTM D2671
Heat Shock (250^oC for 30 Min.)	No Cracking or flowing	ESI 09-11
Shrink Temperature	125^oC	IEC 216
Continuous Temperature limit	-40^oC to +100^oC	IEC 216
Electrical
Dielectric Strength	12 KV/mm. (Min.)	ASTM D149
Volume Resistivity	1 x 10¹⁴ Ohm.cm(min.)	ASTM D257
Dielectric Constant	5 (Max.)	ASTM D150

Selection Chart

Code	D Min (mm)	d Max (mm)	T±10 (mm)
GMW 10/3	10	3	1.0
GMW 12/4	12	4	1.8
GMW 19/6	19	6	2.0
GMW 27/8	27	8	2.5
GMW 33/10	33	10	2.5
GMW 40/12	40	12	2.5
GMW 50/16	50	16	2.6
GMW 70/22	70	22	2.7
GMW 90/28	90	28	3.0
GMW 115/34	115	34	3.0
GMW 130/36	130	36	3.0
GMW 140/42	140	42	3.0
GMW 160/50	160	50	3.0
GMW 180/60	180	60	3.0
GMW 200/70	200	70	3.3
GHW 12/3	12	3	2.4
GHW 19/6	19	6	2.5
GHW 30/8	30	8	3.0
GHW 43/12	43	12	4.0
GHW 51/16	51	16	4.0
GHW 72/22	72	22	4.0
GHW 85/25	85	25	4.0
GHW 105/30	105	30	4.0
GHW 120/36	120	36	4.0
GHW 140/42	140	42	4.2
GHW 160/50	160	50	4.3
GHW 180/55	180	55	4.3
GHW 200/65	200	65	4.3

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Low Voltage Tubes

Selection Chart

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