Tianmai Chemical Double-Polyurethane Sealant , special coloring agent for permeable concrete, dyeing agent is specially used for sealing treatment of colored strong permeable concrete or exposed permeable concrete after drying.
The blocking agent is a two-component polyurethane, 16 kg in group A and 4 kg in group B. Mix before use. The time available for mixing is 60 minutes. Because this product has a high solid content, it is more viscous. It should be used in combination with thinner. The recommended amount of thinner summer is 6-8 kg, and the winter referral is 4--6 kg. It can also be added more. The group can add more than 10 kg, depending on the specific conditions.
The diluent is high-purity xylene or dichloroethane. Dichloropropane, ethyl acetate and 120# solvent oil can also be used. Because the diluent is classified as dangerous goods, it is not convenient to transport, so it needs to be purchased locally, generally on the local website or chemical. The market is easy to buy. It is forbidden to use ethanol, banana water, and general paint thinner, which will form paint that may not dry or fall.
This product should be sprayed with an airless sprayer, usually one barrel can be sprayed in 20 minutes. The use of small watering can should be used now, because the small sprayer has a slower spray rate, so it is not recommended. If it must be used, please match it with 3--5 kg each time. .
There shall be no dust on the ground before spraying, no water accumulation, no water shall be seen within 1 hour after spraying. The traffic is open after four hours.
This product is generally used as a permeable floor surface sealant. It can also be used as an asphalt pavement or a concrete cover for a concrete pavement. The dosage is one to four kilograms per kilogram (the amount depends on the amount of diluent added and the thickness of the spray).
1. Set traffic ban, clean the road surface, no accumulation of dust or water, wet ground should be dry.
2. Pre-design the spray picture and stick the wide tape.
3. Mix the sealant, add the thinner, and mix with portable electric mixer for more than three minutes.
4. Spray with airless sprayer, first spray the marginal junction slowly, then quickly spray the middle part, and spray it within 20 minutes under normal conditions. The special condition should not exceed 40 minutes. If the demand exceeds 40 minutes, If the demand increases the thinner, the sprayer should be sorted out first.
5. Finish the sprayer after spraying.
6. After 4 hours of spraying, the traffic ban will be waived, and the rainy weather should be avoided during the spraying period.
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