Product

Semiconductive Shield Compound

　　date:2017-04-21 21:59:25　　

Description
With polyolefin as basic material, semiconductive shield compound is mixed with the conductive carbon black, crosslinking agent, and other additives. It can be used in the conductor shield of power cable(inner shield).
With polyolefin as basic material, semiconductive shield compound is granulated by mixing with the conductive carbon black, crosslinking agent, and other additives. It can be used in the outer shield of crosslinked power cable.

Catalog

Type	Name	Use
PYJD-10	Crosslinkable semiconductive shield compound	10KV cable core and insulating shield
PYJD-35	Crosslinkable semiconductive shield compound	35KV cable core and insulating shield
PYJBJ-10	Crosslinkable Semiconductive shield compound	10KV cable insulating shield
PYJBJ-35	Crosslinkable Semiconductive shield compound	35KV cable insulating shield
PYJJ-35	Crosslinkable Semiconductive shield compound	35KV cable insulating shield
PSD-10	Thermoplastics semiconductive shield compound	10KV cable core shield

Technical Parameter

No.	Item			Unit	Specification
No.	Item			Unit	PYJD	PYJBJ	PYJJ	PSD
1	Density			g/cm3	≤1.20	≤1.20	≤1.20	≤1.20
2	Tensile strength			Mpa	≥12.0	≥10.0	≥10.0	≥10.0
3	Elongation at break			%	≥200	≥200	≥200	≥200
4	Oven aging experiment (experiment condition: temperature 135+/-2℃, duration 168h, except PSD experiment temperature 100+/-2℃, duration 240h)		Variation of tensile strength	%	+/-30	+/-30	+/-30	+/-30
4			Variation of elongation at break	%	+/-30	+/-30	+/-30	+/-30
5	Impact embrittlement ability (experiment temperature -40℃, except PSD experiment temperature-10℃)			Failure number	≤15/30	≤15/30	≤15/30	≤15/30
6	Heat drawing (experiment condition: temperature 200+/-2℃, mechanical load0.2Mpa, load time15Min)	Elongation at load		%	≤100	≤100	≤100	-
6		Residual elongation after cooling		%	15	≤15	≤15	-
7	Volume resistivity at 20℃			Ω.cm	≤100	≤100	≤100	≤100
8	Volume resistivity at 90℃（70℃）			Ω.cm	≤5000	≤2500	≤2500	≤1000
9	Volume resistivity after oven ageing (experiment condition: ageing temperature 100+/-2℃, duration 168h)			Ω.cm	≤1000	≤500	≤500	≤1000
10	Peel strength			N/cm	-	10-45	-	-

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