PS500A Pure Polyurea Coating for Heavy-Duty Anti-Corrosion and Waterproofing

Product Overview
PS500A is a high-performance pure Polyurea Coating designed for demanding waterproofing and heavy-duty anti-corrosion applications.
As a 100% solid, spray-applied elastomer, it delivers a seamless and highly durable protective membrane capable of withstanding extreme mechanical stress, aggressive chemicals, and long-term environmental exposure.
Compared with standard Hybrid Polyurea systems, PS500A offers faster curing, higher strength, and superior adhesion, making it particularly suitable for critical infrastructure and industrial protection projects.
Why Choose Pure Polyurea Coating PS500A
In environments where coating failure leads to high maintenance costs or safety risks, performance consistency is essential.
PS500A is engineered to provide:
1:Ultra-fast gel time (4–6 seconds) for rapid construction
2:Higher tensile strength (23 MPa) for enhanced durability
3:Strong adhesion to concrete and steel substrates
4:Seamless and flexible membrane to prevent water ingress
5:Outstanding resistance to abrasion, impact, and chemicals
Applications of Heavy-Duty Polyurea Coating
PS500A is widely used in:
1:Steel structure corrosion protection
2:Storage tanks and containment systems
3:Marine and offshore facilities
4:Chemical plants and industrial flooring
5:Bridge and infrastructure waterproofing
It is especially suitable for high-value assets and harsh environments.
Technical Performance of PS500A Pure Polyurea
1:Tensile Strength:                               23 MPa
2:Elongation:                                       460%
3:Tear Strength:                                   85 kN/m
4:Hardness:                                         Shore A 92
5:Adhesion (Concrete):                         3.2 MPa
6:Adhesion (Steel):                              11.3 MPa
7:Impermeability:                                 No penetration
Chemical Resistance
PS500A provides stable protection against:
1:Acids and alkalis
2:Salt spray (2000 hours)
3:Oil and fuel exposure
Application of Spray Polyurea Coating System
1:Mix ratio: 1:1
2:Recommended thickness: 1–3 mm
3:Recoating interval: ≤ 6 hours
It can be applied on vertical and complex surfaces with fast curing and minimal downtime.
Frequently Asked Questions (FAQ)
Q1:What is pure polyurea coating and how is it different from hybrid polyurea?
Pure polyurea coating is a high-performance elastomer formed by the reaction of isocyanate and amine components. Compared with hybrid polyurea, it offers faster curing, higher mechanical strength, and better long-term durability, making it suitable for demanding industrial applications.
Q2:Where is PS500A pure polyurea coating typically used?
PS500A is commonly used in steel structures, storage tanks, marine environments, and chemical plants where strong anti-corrosion and waterproofing performance are required.
Q3:How long does a polyurea coating last?
When properly applied, polyurea coatings can last more than 10–20 years depending on environmental conditions and maintenance practices.
Q4:Can polyurea coating be applied on concrete and steel surfaces?
Yes, PS500A provides excellent adhesion to both concrete and steel substrates when the surface is properly prepared and primed.
Q5:Is pure polyurea coating suitable for harsh chemical environments?
Yes, PS500A demonstrates excellent resistance to acids, alkalis, salt spray, and oils, making it ideal for aggressive industrial and marine conditions.