Verified Supplier | Hengshui Rongwei Rub...

Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: RongWei
  • Model Number: bentonite swelling water stop bar--227
  • color: black
  • size: 18mm*28mm .

Packaging & Delivery

Packaging Details: 5m in a roll,5 rolls in a carton
Delivery Detail: within 7 days


1.Material is Bentonite
2.permanently active system, which swells up to approximately(150%~300%)

Field of application:


   Material is Bentonite, Bentonite waterstop is designed for sealing construction joints, cold joints and working joints in concrete, around pipe penetrations, in sewer joints, against slurry walls, sheet piling ect

   Can be used in combination with infiltrate stop in situation, which are deemed to be high risk


Advantages: permanently active system, which swells up to approximately(150%~300%) an ecological and user friendly system: simple and quick to install by means of gun nailing  

   3.the composition of bentonite waterstop prevents premature swelling

   4.the waterstop has a proven track record in water treatment plants, water purification plants, water tanks, metro works and other concrete structures subject to high water pressure

   5.can resist hydrostatic pressures of up to 80 meters of water column= 8 bar

   6.the durability and performance of the bentonite waterstop will exceed the design life of the structure (bentonite is a product of nature)

   7.The highly elastic and plastic properties of bentonite waterstop will easily counterbalance the initial concrete shrinkage of the structure


   8.Can fill small honeycombs

   9.Will not dissolve in water and is non-polluting




Technology data:











Expansion ratio%   ≥





Flow at high temperature 80°C×5h)

No flow

No flow

No flow


Test at low temperature(-20°C×2h)

No embrittlement

No embrittlement

No embrittlement















Black, in rolls of approx 30 meters length




30m carton containing

weight per carton: gross 23kg, net 21.6kg

1pallet=24 cartons=720m




Bentonite waterstop should be stored under cover, clear of the ground. Protect the material from all sources of moisture and frost . Storage temperature must be between 5 °Cand 30°C

Shelf life is unlimited in correct storage conditions

Buyer Product Name Price Quantity Order Time(GMT+8)

Feedback most closely related to this product:

Email to this supplier
Verified Supplier | Hengshui Rongwei Rubber Factory
[ Hebei, China (Mainland) ]
Business Type: Manufacturer, Trading Company
  • Onsite operations checked and legal status confirmed

Communicate with Supplier

Ms. Isabel li
What can I do for you?
Minisite Survey

Source on

Over 2 Million Suppliers Easily Access Verified Suppliers Safe and Simple Trade Solutions Learn more