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Waterstop strip
performance The waterstop is gray black putty like colloid, which has the characteristics of good weather resistance, anti-aging, anti-seepage and leakage prevention, corrosion resistance, simple operation, low cost, etc.
scope of application Underground structure construction engineering, high-speed, high-speed railway, water tunnel engineering, power plant cooling tower, municipal water supply and drainage, etc.
Technical Parameter
Reference standard GB/T18173.3-2014
project
index
Applicable test items
PZ-150
PZ-250
PZ-400
PZ-600
Hardness (Shore A)/degree
42±10
45±10
48±10
6.3.2
Tensile strength/MPa ≥
3.5
3
6.33
Elongation at break/% ≥
450
350
Volume expansion ratio/% ≥
150
250
400
600
6.3.4
Repeated immersion test
Tensile strength/MPa ≥
3
2
6.3.5
Elongation at break% ≥
350
250
Volume expansion ratio/% ≥
150
250
300
500
Low temperature bending (-20 ℃ × 2h)
No cracks
6.3.6