High Adhesion Polyurea Elastomer Waterproof Anticorosion Coating

Descriptions

TH8021 is a polyurea elastomer for construction waterproof, major projects.

Typical uses

Running track, overbridge,  city square, roof covering, etc.

Proportion

Component A: Component B= 1:1

Component A:  220KG/bucket Component B: 210KG/bucket 

Storage conditions

1. The storage temperature should be 5-40ºC.
 2. Under normal storage and transportation conditions, the storage period is not less than 6 months from the date of production.
  3. Store in a cool, ventilated environment, avoid direct sunlight, prohibit close to fire sources, and prevent collisions.

Construction   Notes 

1. During   construction, the temperature of the substrate must be 3°C higher than the dew point temperature.
  2. Before the product is used, component B should be fully stirred.
  3. The system has a 100% solid content, and it is strictly forbidden to add any diluent.
  4. When constructing in a confined space, maintain good ventilation.
  5. When using this product, you need to wear work clothes, goggles, gas masks, gloves and other protective equipments. 

Features &

advantages

Extraordinary physical properties.

1. 100% solid, solvent-free construction safety and eco-friendly.

2. Fast cure, sprayed and formed on any curved surface without sagging.

3. Moisture and temperature insensitivity during processing.

4. High thermal stability.High resistance to freeze-thaw.

5. High adhesion. high elongation, high tear strength.

6. Seamless, flexible, waterproof and anti-corrosion.

7. No chalking and fading in long-term outdoor use.

Item

Technical Index

GB/T23446-2009 II

TH-8021

Solid content (%)

≥98

99

Gel time(s)

≤45

20

Surface drying time (s)

≤120

55

Tensile strength (Mpa)

≥16

20

Elongation at break(%)

≥450

500

Tear strength (N/mm)

≥50

60

Foldability at low temperature(℃)

≤-40

≤-40

Water   impermeability(0.4Mpa,2H)

No water leakage

No water leakage

Dimensional change   on heating

Extension(%)

≤1.0

0.5

Shrinkage(%)

≤1.0

0.5

Adhesion strength(Mpa)

≥2.5

3.0

Water absorption(%)

≤5

2.5

Aging properties at   maintained extension

Heat aging

No crack &cdeformation

No crack & deformation

Artificial aging

No crack & deformation

No crack & deformation

Heat aging

Retention of tensile

         strength(%)

80～150

101

Elongation at break(%)

≥400

480

Foldability at low

      temperature(℃)

≤-35

-39

Alkali treatment

Retention of tensile

         strength(%)

80～150

102

Elongation at break(%)

≥400

480

Foldability at low   temperature(℃)

≤-35

-38

Acid treatment

Retention of tensile

         strength(%)

80～150

98

Elongation at break(%)

≥400

475

Foldability at low   temperature (℃)

≤-35

-38

Salt treatment

Retention of tensile

          strength(%)

80～150

98

Elongation at break(%)

≥400

490

Foldability at low   temperature (℃)

≤-35

-37

Artificial aging

Retention of tensile

          strength(%)

80～150

99

Elongation at break(%)

≥400

480

Foldability at low   temperature (℃)

≤-35

-38

Hardness(Shore A)

≥80

90±5

Wear resistance(750g/500r)/mg

≤30

20

Impact resistance (kg/m)

≥1.0

1.2

Color

Customized