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Best Negative Waterpoof Cement Mortar For Basement From YUNYAN China Manufacturer

  • Product Introduction
Posted by GUANGDONG YUNYAN SPECIAL CEMENT BUILDING MATERIALS CO.,LTD On Sep 15 2025

Product Description:

WPS Waterproofing Slurry is a molecular structure of silicon for active silicon active substance, small molecular weight, and contains hydrophobic group, its hydrophilic nature is greater than hydrophobic, soluble in water, in the dry environment no condensation phenomenon, and in the wet environment condensation phenomenon comes out. It is made of active silicon, cement, active inorganic mixture, etc.

Product Features:

l No special requirements for the base surface, and the back water surface can be waterproof construction

l Long activity, can repair its own cracks within 0.4mm, excellent anti-seepage function

l Strengthen the strength of mortar and concrete to prevent the damage of the freeze-thaw cycle to the concrete structure.

l Resistance to acid and alkali, resistant to the erosion of various chemical components.

l Non-toxic and harmless, and can be used in the construction of drinking water projects.

Scope of Application

It is suitable for negative waterproofing of basement, tunnel, mine, building foundation, dam and other cement and concrete structure.

Material: polymer acrylic compound

CAS#

Chemical Name

%

65997-15-1

Portland Cement 42.5

45-50

14808-60-7

Silicone sand 70-140

40-45

Polymer mixture

Additive

4-5

Packing : 25kg/bag, 40 bags in a pallet.

Technical Data:

Status

Single component

Powder

Gray

Open time

1h

Pot life

110min @25℃

Setting time

4.5 hours

Construction

Spray or roll

Compressive strength force 7d

≥12Mpa

28d

≥18Mpa

Flexural strength force 7d

≥2.8Mpa

28d

≥3.5Mpa

Penetration pressure test on positive side for 1st time

≥0.8Mpa

Ratio of penetration pressure

≥200

Penetration pressure test on positive side for 2nd time

≥0.6Mpa

Penetration pressure test on negative side

≥0.9Mpa

Unit coverage

1.0-1.2kg/m2 for two coats.

Shelf life

12 months

Condition on site

5-40℃

YUNYANMIX negative waterproof mortar is a kind of polymer mortar manufactured by YUNYAN company, YUNYANMIX is a well branded one of Top 10 for negative waterproof mortar and new building chemicals in China, for a best supplier and wholesaler of new building chemicals please go through: http://www.yunyanchina.com

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