Water-blocking Tape Double-layer

Composition
Polyester non-woven fabric, super absorbent resin, adhesive.

Application

Longitudinal water blocking inside conductor and screen area

General water blocking of open spaces inside all power, telecom or special cables

Properties

Great flexibility for easy processing

High performance water blocking properties

Long Term Stability

Rapid Swelling Speed & Excellent swelling height

Technical Data

Property	Unit		Types			Test Method
		NCWD-20	NCWD-25	NCWD-30	NCWD-35
Thickness	mm	0.2±0.03	0.25±0.03	0.30±0.03	0.35±0.04	ISO9073-2
Mass per unit area	g/㎡	80±10	90±10	100±10	110±10	ISO9073-1
Tensile strength	N/cm	≥20	≥30	≥35	≥40	ISO9073-3
Elongation	%	≥12	≥12	≥12	≥12	ISO9073-3
Swelling speed	mm/1‘0	≥8	≥8	≥8	≥8	HYtest-10
Swelling height	mm/3‘0	≥10	≥12	≥12	≥12	HYtest-11
Short-term stability	℃	230	230	230	230	HYtest-5
Long-term stability	℃	90	90	90	90	IEC216
Moisture content	%	<9	<9	<9	<9	ISO9 287

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.