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Quick Details

  • Type: Other Waterproofing Materials
  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Cohestar
  • Model Number: C283
  • Item name: Compressive strength polymer cement mortar
  • Color: Grey
  • Material: Cement, quartz sand
  • Application: Building external walls
  • Initial setting time: ≥ 45min
  • Final setting time: ≤ 24 hours
  • Compressive strength: ≥ 24 Mpa
  • Flexural strength: ≥ 8 Mpa
  • Application Method: Scraper
  • OEM/ODM: Acceptable

Packaging & Delivery

Packaging Details 25kg/bag, customized package is available.
Delivery Time Within 15 days

Compressive Strength Polymer Cement Mortar for Waterproofing

Product Description

Polymer cementitious waterproofing powder is made of high polymer emulsion, a variety of inorganic materials and aggregates and additives.


Product Features

1. It is single component powder product, can be used directly after mixing with water to make construction simply and conveniently;

2. Good adaptability, can be used on damp base surface (plane or elevation);

3. The strong bonding ability, permeability resistance, water resistance and durability.

4. High and low temperature resistance. Good acid and alkali resistance.


5. Construction can be carried out on both positive side and the back surface of the water.


Technical Data




Setting time

Initial setting time/min ≥


Final setting time/h ≤


Resistance Osmotic Pressure / Mpa

Coating sample

7d ≥



Mortar sample

7d ≥



28d ≥



Compressive strength / Mpa ≥



Flexural strength / Mpa ≥



Flexibility(transverse deformability) / mm


Adhesive strength / Mpa

7d ≥



28d ≥



Alkali resistance

No crack or peeling off

Heat resistance

No crack or peeling off

Freezing resistance

No crack or peeling off

Shrinking percentage / %     ≤



water absorption / %      ≤





Package: 25kg/bag

Recommended ratio: powder : water = 20 : (4~5)

Dosage for 1.0mm thickness is about 1.5kg/m2

Application Scope

For waterproof and anti-seepage of industrial and civil buildings,such as the external walls of buildings;

Can also be used for tile, tiles and other decorative tile paste.


R&D Center


Company Information

Founded in Guangdong Shunde in 2013, COHESTAR is a integrated enterprise specialized in waterpoofing materials which combine together with R&D, manufacture, marketing, technical service and exported service. Our products and services cover general engineering, special application, household series, plugging reinforced system, metal roof etc.


COHESTAR also put its strategy into action in order to explore national market with professional exported team to support exported service, as well as equipped with international advanced production line equipment. We have annually production of 25 millions square meters of waterproof membrane, 20000 tons of waterproof coating, 3 millions square meters of protection and drainage boarder and 15000 tons dry powder mortar with high prestige of excellent quality. Our products cover domestic and overseas sales network, we can provide products and services for customers timely and efficiently to win the trust of customers.


COHESTAR regards science & technology research and talent strategy as important factors for enterprises so as to build R & D and elite management team which include doctor, master, bachelor to support our product on the cutting edge of science, as well as to keep product quality stability. At present, we have nearly 20 patents, including existed and ongoing patent, making excellent scientific research achievements.


Now COHESTAR has perfect multiple field waterproof system solution for planting roof, roof, sloping roof, basement etc, is one of the most complete production line enterprises in domestic waterproof materials product system, and the system has been successfully applied in worldwide projects, as well as to be applied in subway and infrastructure construction project in most of big cities. In addition, COHESTAR has established a long-term stable strategic cooperative relationship with many large and medium-sized real estate developers and construction companies.

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