Solvent free polyurethane primer

Solvent free polyurethane primer

Product Display:

Product use: As a universal primer for solvent-free polyurethane floor coatings, it is applied to concrete floors after sanding and dust removal.

Product performance: Good sealing and permeability, reacting with hydroxyl groups in concrete to form stronger chemical bonds and better adhesion. Good anti foaming performance, hard and smooth.

Product Technical Specifications:

Construction instructions and precautions:

1. Construction conditions: The concrete moisture content is below 8%, the relative humidity of the air is below 55%, and the ground temperature and air temperature are between 0 and 35 ℃. Construction should be avoided when the temperature is below 0 ℃.

2. Material mixing: During storage, slight precipitation of component A is a normal phenomenon. Before mixing, component A should be thoroughly stirred evenly; Mix the A/B components in proportion and stir electrically for 3-5 minutes until uniform.

3. Construction method: Scrape with a flat knife. After mixing a set of materials, the construction should be completed within 15 minutes.

4. Reference dosage: 0.15-0.4kg/㎡, based on the ability of the surface to wet and form a film that can seal the bottom. If the surface turns white and can be wiped off by hand, it needs to be applied again until the surface film is formed.

Storage: This product should be stored in a cool and ventilated place, away from moisture and sun.

Shelf life: The storage period is 6 months. If it exceeds the storage period, it needs to be retested according to the standard regulations. Please use up the opened materials within one day.

Safety: This product is a non hazardous substance. If it accidentally gets into the eyes, rinse with plenty of water first. In severe cases, seek medical attention immediately. The disposal of residues should comply with national or local government safety regulations.

Packaging and content: Component A: 100% content of polyhydroxy resin mixture 10KG; Component B: 100% content of polyisocyanate curing agent 5KG.

Product execution standard: GB/T 22374-2008.

Product construction execution standard: Q/BFGFZ002-2019.

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