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China manufacturer good quality concrete project water expanding bar
Water expanding waterstop, is the general name of PN waterstop and PZ waterstop, both having the features of water expanding, water absorbent.
It is made from water expanding rubber, bentonite rubber, which has better sealing performance than common rubber.
When meet with water, the waterstop strip will deform, expanding, swelling and fill in the surface, gaps, holes and generate big contact pressure. So it can prevent seepage completely.
| Physical properties | Test method | Result |
| Color | - | Black |
| Specific gravity | ASTM D-71 | 1.35 ± 5% |
| Hydrocarbon content | ASTM D-4 | 47% (min) |
| Volatile matter | ASTM D-6 | 1% (max) |
| Penetration, cone at 77°F, 150 gm, 5 sec. | ASTM D-217 | 40 mm ± 5% |
| Application temperature | - | -10°F to 125°F |
| Service temperature | - | -30°F to 180°F |
Expansion rate:
150%--600%
Popular sizes:
12x12mm, 15x15mm, 10x20mm, 15x20mm, 20z30mm, 20x50mm, 50x50mm etc.
Customized sizes are available.
Package:
wrapped with plastic film, in coil, in carton, then with wooden pallet
It is widely used in waterproofing projects, for concrete construction, in construction joints, expansion joints and cracks.
--civil defence,
--swimming pool,
--sewer water treatment and solution,
--underground railway,
--tunnel and culvert
--building
Hengshui Jingtong Rubber Co., Ltd.
Hengshui Jingtong Rubber Co., Ltd., is an experienced and professional manufacturer of construction engineering materials. It is located in Hengshui City, Hebei Province, China.
We have 5 workshops, covering an area of 98000 square meters. We have whole sets of production lines. Our team has 20 technicians ,more than 200 workers and 10 sales..
Our products are widely used in domestic markets, including many important projects. These years, our products having been exported to many countries and received good reputation. Such as Malaysia, Kenya, Uganda, USA, Australia etc.
We see "quality, integrity and good service" as the basis for developing of a factory. We have rigid quality control system from raw material choosing to manufacturing and delivery. What's more, our products have passed ISO and GB inspection. If you are still in anxiety, we can also provide the third party reports of more than 3000 projects in domestic.
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