300% expansion bentonite waterstop for diaphragm walls

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Product Overview

Description



Product and Usage


300% expansion bentonite waterstop for diaphragm walls


300% expansion bentonite waterstop for diaphragm walls is an absorbent strip used to seal and waterproof concrete joints. It is commonly made of natural sodium bentonite clay and synthetic rubber. Both the modified synthetic rubber and the bentonite expand in the joint when exposed to moisture. It is a new type of waterproof material, water stop, waterproof effect is more reliable than ordinary rubber. In contact with water the waterstop strip will swell approximately 150%-600 % of its original dry volume, the expansive clay mass will seal the cracks and small voids in the joint.








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300% expansion bentonite waterstop for diaphragm walls



Why choose us





High expansion rate up to 300% and more.

No cracks when it expanding.

Slow expansion, will not dissolve in water and is non-polluting.

Its hydrophilic expansion properties has not been lost after a long period of repeated expansion.




Low expansion rate not more than 200%.

Appear cracks when it expanding.

Will dissolve in water like clay and brings pollution as well.

Its hydrophilic expansion properties has been lost after a long period of repeated expansion.






         Clean surface, 

         No scratches, 

         No bubbles,

         No other impurities, 

         Neat edge,

         Looks beautiful.







         Rough surface, uneven, 

         Many impurities, and scratches,
         Ordinary packing, 
         Easy adhesion,
         Looks not beautiful.




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300% expansion bentonite waterstop for diaphragm walls



Physical Properties




Packing & Delivery


Packing Details: 

10mm×20mm: 10m/roll, 80m/carton;
15mm ×20mm: 7m/roll, 49m/carton;
20mm×25 mm: 5m /roll, 30m/caron;
20mm×30 mm: 5m /roll, 25m/caron;
10mm x40mm or 30 mm × 50 mm: 3m or 4m or 5m/roll
For LCL: 45-63 cartons on one pallet.
For FCL: 1260 cartons in a 20 ft container.

Delivery Details: 

Around seven days after receiving the payment.



1. Neat plastic paper with every roll
to avoide sticking
2. Brown paper to insulate layers    
3. Suitable size of cartons


4. Strong packing belts to fix the carton
5. Wooden pallets to facilitate transport
6. Plastic wrap to protect from water


Our Company


Hongrui Boya (belongs to Shuanglin Group) professionally supplys Road, bridge and building support, expansion joint, waterproof materials.
It has one factory, three companies for domestic and foreign markets. 50 workers, 8 enginnerings, and over 20years experience of manufacture.
Main products are Bridge bearings, bridge expansion joint, concrete waterstop products, rubber air bag, polysulfide sealant etc.
ISO certification, CE standard, AASHTO, and SGS test, with a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in infraconstruction and other industries.



Factory

Workshop



Warehouse

Team





Our Certifications




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300% expansion bentonite waterstop for diaphragm walls



Related Products


Widely used in underground installation, tunnel and culvert, impounding reservoir, metro, and retaining dam and so on.

Used in shield method construction tunnel segment, connection passages, and seal and waterproof of prefabricated lining joint.

Used in movement and control joints, Structural floor joints, Airport runways and apron pavements, Swimming pool floors, ect.



FAQ


Q: Are you trading company or manufacturer ?

A: We are factory.



Q: How long is your delivery time?

A: Generally it is 2-3 days if the goods are in stock. or it is 3-7 days if the goods are not in stock, it is according to quantity.



Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.



Q: What is your terms of payment ?

A: Payment<=3000USD, 100% in advance. Payment>=3000USD, 30% T/T in advance ,balance before shippment or against the B/L copy.
If you have another question, pls feel free to contact us as below:



0.2055 s.