Polymer cement waterproof coatings: testing properties, metode, instruments

Polymer cement waterproof coating is a kind of waterproof coating based on polymer and cement as the main raw materials, with good waterproof performance and durability. Domeniile sale de aplicare sunt largi, including basement, bridge, water conservancy engineering, sewage treatment plant and other construction engineering fields, as well as subway, tunnel and other transportation infrastructure fields.

Key performance and equipment

Key performanceInstrumente și echipamente
Strength of bondTensile testing machine
Rezistenta la apaWater immersion test chamber
Resistance to alkaliAlkalinity meter
Durabilitatea viețiiPirelli testing machine
Resistance to permeabilityWater pressure tester
Rezistenta la intemperiiCutie de temperatură și umiditate constantă
Performanța construcțieiRheological meter

Polymer cement waterproof coatings: testing properties, metode, instruments

Etapa de detectare
Specific testing steps of polymer cement waterproof coating:

Bond strength: The paint sample is coated on the appropriate substrate, and after it is dried, the tensile test is carried out using a tensile testing machine to obtain the bond strength parameters of the sample.

Rezistenta la apa: SOAK the coating sample in water and observe the changes, such as peeling, foaming and other phenomena indicate poor water resistance.

Alkali resistance: Use the alkalinity meter to measure the coating sample, and get its alkali resistance in alkaline environment.

Polymer cement waterproof coatings: testing properties, metode, instruments

Durabilitate: Put the coating sample into the Pirelli testing machine, conduct the simulated performance aging test, observe the performance change, to evaluate its durability.

Impermeabilitate: Use a hydraulic tester to test the permeability of the coated sample to evaluate its impermeability.

Rezistenta la intemperii: Put the coating sample in a constant temperature and humidity box to conduct a simulated performance aging test, observe its performance changes, to evaluate its weather resistance.

Performanța construcției: A rheometer is used to test the coating sample and obtain its rheological performance parameters, such as viscosity and shear modulus, to evaluate its construction performance.

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