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High wear resistant polyurea microsphere topcoat

Item No.: HA6375
A four-part coating cured by polyaspartic acid ester resin.Mainly used in car parks, commercial decorationand office floor, especially suitable for wear-resistant andscratch-resistant requirements and high gloss retention colorprotection requirements.
Description
A four-part coating cured by polyaspartic acid ester resin and isocyanate,added white corundum sand and thinner.
Characteristic
  • High solid content, low toxicity, environmentally friendly
  • Excellent UV light resistance
  • Excellent weather resistance, semi-matt 
  • Excellent scratch and abrasion resistance
Application
Mainly used in car parks, commercial decorationand office floor, especially suitable for wear-resistant and scratch-resistant requirements and high gloss retention colorprotection requirements, can also be used in outdoor directsunlight occasions.
Physical parameters
  A agent C agent
Appearance Colorless transparent liquid Various liquids
Viscosity25℃ 900MPaS  
Proportion25℃ 1.05  
Solid content 99% 64%
Material physical properties after curing
Paint film appearance Semi-matt slightly anti-slip surface
7th hardness 4H
Wear (CS17 wheel 750g,500 turn) 15mg
Anti-impact performance(500g,1m) Pass
Application parameters
ratio: 
Scraping first and then roller coating:B:A:C:D=100:20:25:75(by weight)
Working time: 
Temperature(℃)      25         30     
Working time(min) 20 15
Construction dosage: the quantity is strictly controlled at 0.08-0.1kg / m2 to avoid accumulation, otherwise foaming will be serious.
Conditions:
Environment temperature: 0℃-35℃, Environment moisture:≤85%
Substrate temperature: 3℃ higher than air dew point  
Thinner:Standard Polyaspartic thinner
Note: This material has very high requirements for construction. It must be professionally trained by our company before use. 
Drying time and application interval:
temperature(℃) 25
Foot traffic(hrs)  8
Mechanical traffic(day)  2
Tack free(hrs)  2
Above data just for your reference, the actual drying time depends on film thickness, ventilation, humidity, primer, mechanical strength etc.
Surface treatment
  • Get rid of salt and other water-soluble contaminant with clean water
  • remove grease with approperiate detergent
  • ensure the surface being clean and dry before application
  • pay attention to the recoating window 
Storage
Shelf life: Main agent(B):1 year  Hardener(A):9 months
Storage temperature: 5℃-35℃
Package:
B agent 2.28kg,A agent 0.45kg,C agent 0.57kg,D agent 1.70kg. (Matching100:20:25:75)