Two Component PU (Polyurethane) Waterproof Coating (COMENSFLEX 8288)

Model NO.: COMENSFLEX 8288


Main Raw Material: Polyurethane


Level: Finish Coat


Substrate: Concrete and Others


Trademark: Comensflex




Appearance: Liquid


Method: Roller


Certification: ISO14001, ISO9001


Features: Fast Cure, Self Leveling


Origin: China


Description

Comensflex 8288 A/B is a two-component PU (polyurethane) water-proofing coating. The coating is featured with high strength, high extensive rate, good age-resistance, high tear strength, environment friendly, which can provide a solid and permanent water proofing layer for various structures.



Application

Comensflex 8288 A/B can be applied in water proofing and moisture proofing for road, bridge, tunnel, culvert, basement, pool, refrigerator, terrace, and etc. It can be used as water-proof layer applied in concrete bridge deck in high-speed railway.



Instruction

The application surface should be clean, hard, dry, with no grease, or other contaminations. All the dust, and particles should be completely cleaned before application.



Match proportion

Comensflex 8288 A/Comenflex 8288 B=1: 1. The adhesive should be mixed according to the required proportion uniformly when needed.



Application quantity

Application with brush. Brushing should be carried out for twice. It should be knife coated to form a paint film for about 0.2mm at the surface for the first time. Knife coating should be done in 1-2 hours for the second time. The mixture should be used up within 20 minutes. Only mix when needed. The thickness should meet the requirement. The thickness should be more than 2mm.



Amount for reference

Thickness: About 1mm. The application quantity should be around 1.2~1.3kg/m2.

Tensile strength (MPa)	≥6.0
Elongation at break (%)	≥450
Bending property	≤-35 no cracks
Tack free time (h)	≤4
Complete dry time	≤24
Adhesive strength with concrete(MPa)	≥2.5
Adhesive strength between concrete layer and cured PU water-proof coating(MPa)	≥0.5
Tear strength (N/mm)	≥35.0
Peel strength (N/mm)	≥3.5

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Product Categories : Pu Sealant, Waterproof Coating For Construction