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Water-swelling water stop strip (PN putty type)
The putty-type water-swelling water stop strip has a high expansion ratio and strong mobility.
Water-swelling water stop strip (PZ product type)
This product is mainly used for waterproofing at the joints of shield tunneling construction.
Grouting pipe water stop strip
Its basic principle is to pre-embed grouting pipes at the locations that require waterproofing.
Bentonite rubber water-swelling water stop strip
It can quickly absorb moisture and expand upon contact with water, forming an impermeable plastic colloid.
The putty water stop ring is a new product that expands upon contact with water.