Water-blocking Tape Reinforced

Composition
Reinforced polyester non-woven fabric, super absorbent resin, adhesive

Application
Longitudinal water blocking outside screen of power cable
Reinforcement to prevent breaking on the screen wires during cable drumming and bending

Properties
Reinforcement for added strength
High performance water blocking properties
Rapid Swelling Speed & Excellent swelling height

Technical Data

Property	Unit	NCWD-5-30	NCWD-5-40	NCWD-5-50	Test Method
Thickness	mm	0.30±0.04	0.40±0.04	0.50±0.04	ISO9073-2
Mass per unit area	g/㎡	110±20	120±20	140±20	ISO9073-1
Tensile strength	N/cm	≥80	≥100	≥120	ISO9073-3
Elongation	%	≥12	≥12	≥12	ISO9073-3
Surface resistance	Ohm/口	≤1500	≤1500	≤1500	DIN53482
Volume resistance	Ohm	≤100000	≤100000	≤100000	DIN54345
Swelling speed	mm/1’00	≥6	≥6	≥8	Inner test-10
Swelling height	mm/3’00	≥10	≥12	≥12	Inner test-11
Short-term stability	℃	230	230	230	Inner test-5
Long-term stability	℃	90	90	90	IEC216
Moisture content	%	<9	<9	<9	ISO287

Customized specifications according to customer’s requirements

Package
PE film + Carton+ Fumigation Free Pallet/Cases
Customized packing according to customer’s requirements

Storage
One years quality guarantee from production date, under proper storage with temperature ≤40℃ with original package.