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Hydrophilic Rubber Waterstop Strip

20x25mm

Description

Material:Rubber

Specification: Standard or Customized

Expansion Rate: 150%-500%

Brief Introduction

Waterstop strip is also called swelling waterstop bar in market, it is a special new type waterproof products, not only it has performance of ordinary rubber products, but also its waterproofing property is better and more reliable than common rubber waterproof products. When it touch with water, its volume will swell three or four times than original volume and it will stuff up all irregular concrete joint, then achieve to stop leak thoroughly.

Classification

It can be divided into BW type and PZ Type. Any client can select it according to different demand of water-proof construction. It is like below picture, the red one is PZ type, the other black one is BW type

Difference in PZ Type and BW Type

The performance of PZ Type is better than BW Type

PZ Type is vulcanized rubber, instead, vulcanized process isn’t necessary for BW type

Almost all BW type is back in market, but PZ Type can be produced in different color, such as black, red, blue and so on (red and blue are more popular in market)

Parameter

BW Type

Item

Index

BW-150

BW-220

BW-300

Expansion Rate %

150

220

300

Flow at high temperature(80×5h)

No flow

Low temperature test(-20×2h)

No crack

PZ Type

Item

Index

PZ-150

PZ-250

PZ-400

PZ-600

Hardness (Shore A)

42±7

45±7

48±7

Tensile strength/Mpa≥

3.5

3

Elongation at break/%≥

450

350

Expansion rate in volume/%

150

250

400

600

Repeated water

immersion test

Tensile strength/Mpa≥

3

2

Elongation at break/%≥

350

250

Expansion rate in volume/%≥

150

250

300

500

Low temperature bending(-20°C*2h)

No crack

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Swelling Rubber Waterstop Bar...

Hengshui Dacheng Rubber Co.,Ltd

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Contact

Tel: 0086-318-8538202
Address:
No 151 West Xinhua Road, Hengshui City, Hebei Province, Hebei, China,

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