Bentonite Waterstop/Hydrophillic waterproof material

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…