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Hydrophilic swelling waterstops
Hydrophilic swelling waterstops

Minimum Order: 0
Quality/Safety Certification: 0.00


1.Bentonite waterstop
2.Swelling rate:300%
3.Size:25*20mm 20*15mm 20*10mm 20*5mm
4.Applications:To seal cold concrete joint

 

Applications:

 1.to seal cold concrete joints;
 2.sealing penetrations in structures e.g. water infrastructure and pipeline passing;
 3.to seal joints between precast concrete construction elements e.g. concrete pipes, concrete sewers and shafts.

TEST ITEM

TEST RESU

TEST METHOD

Specific gravity at 25°C

1.35

ASTM D-71

Heat-resistance Test

(80°C×5h)

No Abnormality

Cold-resistance Test

(-20°C×2h)

No Abnormality

Color

Black

Expansion volume rate

250%-300%

Size

50*50mm  30*20mm  25*20mm

20*15mm  20*10mm…

 

 

 

 

 

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