Heat Shrink Stress Control Tube Manufacturer

Heat Shrink Stress Control Tube

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Model: CYG-RSST

Application
Heat shrink stress control tube is suitable for a rated voltage of 36 kV, and it is the key component of power cable accessories which are used to disperse stress.

Size

Size	As supplied (mm)	After recovery (mm)		Cable range(mm²)
Size	I.D.	I.D.	Wall thickness	Cable range(mm²)
RSST—25/9	≥24	≤9	2.1±0.25	Special design
RSST—30/13	≥28	≤14	2.1±0.25	25～50
RSST—35/16	≥33	≤17	2.1±0.25	70～120
RSST—40/19	≥38	≤20	2.0±0.25	150～240
RSST—50/22	≥50	≤22	2.5±0.25	Special design
RSST—60/26 RSST—65/26	≥58 ≥65	≤27	2.5±0.25	above 300
RSST—80/33	≥80	≤33	3.0±0.4	Special design

Main technical performance

Items	Unit	Specifications	Test methods
Tensile strength	MPa	≥13	ASTM D2671
Elongation at break	%	≥300	ASTM D2671
120℃ 168h Heat aging		K1 >0.8 K2 >0.7	ASTM D2671
Volume resistance	Ω· cm	108～1012	ASTM D2671
Dielectric constant		≥20	IEC 250
Shrink temperature	℃	120～130
Water absorption		≤0.5%	ASTM D570