SWD9512 petrochemical heavy-duty special  polyurea anti-corrosion protective coating

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SWD9512 petrochemical heavy-duty special polyurea anti-corrosion protective coating

short description:

SWD9512 is a 100% solids aromatic spray polyurea elastomer. SWD Urethane US Co., work with major research institutions and developed a new heavy duty anticorrosion material for petrochemical industry based on normal polyurea products. The material has been widely used in American regions and received great corrosion protection effect.


Product Detail

Product Tags

Product features and advantages

*Solvent free, 100% solids, safe, environmentally friendly, odor free.

*Rapid cure, can be sprayed forming on any bent, slope and vertical surfaces without sagging.

*Dense coating seamless, good flexibility.

*High adhesive strength, fast bonding well on steel, concrete, wood, glass fibers and other substrates

*Excellent impact resistance, abrasion resistance

*Excellent corrosion resistance and chemical resistance properties, such as acids, alkalis, salts, etc.

*Excellent waterproof performance

*Good shock absorption performance

*Excellent temperature variation resistance stability

*Fast cure, application site back to service quickly 

*Excellent durability to reduce lifelong maintenance cost

*Extend service life of the sprayed structure

Application scopes

Petrochemical industry tanks, cofferdam, towers, wash tank, pipelines, sewage ponds and other facilities of corrosion protection.

Product information

Item A B
Appearance 窗体顶端

Pale yellow liquid

Adjustable color
Specific gravity (g/m³) 1.13 1.04
Viscosity(cps)@25℃ 720 570
Solid content (%)  100 100
Mixing ratio(volume ratio)  1 1
Gel time(second)@25℃ 3-5
Dry time(second) 10-20
Theoretical Coverage (dft) 1.08kg/㎡ film thickness:1mm

Typical physical properties

Items ASTM D-2240 62
Hardness (Shore D) ASTM D-412 70
Elongation rate (%) ASTM D-412 23
Tensile strength (Mpa) ASTM D-624 70
Tear strength (N/km) HG/T 3831-2006 Impermeable
Impermeability (0.3Mpa/30min) HG/T 3831-2006 4.5
Wear resistance (750g/500r) /mg HG/T 3831-2006 3.3
Adhesive strength(Mpa)concrete base HG/T 3831-2006 12
Adhesive strength(Mpa) steel base GB/T 6750-2007 1.02
Density(g/cm³) HG/T 3831-2006 ≤15mm
Cathodic disbondment [1.5v,(65±5)℃,48h] ASTM D-2240 62

Chemical resistance

Environment temperature 0℃-45℃
Product spray heating temperature 65℃-70°C
Pipe heating temperature 55℃-65℃
Relative humidity ≤80%
Dew point ≥3℃

Product application environment

Recommend spray machine GRACO H-XP3 Polyurea spray equipment
Spray gun Air or machine self-cleaning coatings for spray gun
Static pressure 2300-2500psi
Dynamic pressure 2000-2200psi
Recommend film thickness 1000-3000μm
Recoating interval ≤6h

Product application guide

Recommend spray machine GRACO H-XP3 Polyurea spray equipment
Spray gun Fusion-air purge or mechanical purge
Static pressure 2300-2500psi
Dynamic pressure 2000-2200psi
Recommend film thickness 1000-3000μm
Recoating interval ≤6h

Application note

Agitate part B uniform prior to application, thoroughly mix the deposited pigments, or the product’ quality will be affected.

spray polyurea within the proper time if the substrate surface is primed. For the application method and interval time of SWD polyurea speical primer please refer to SWD companies’ other brochure.

Always apply SWD951 on a small area before large application to check the mix ratio, color and spray effect are correct. For detailed information of application please refer to the latest instruction sheet of the application instructions of SWD spray polyurea series .

Product cure time

Substrate temperature Dry Walking intensity complete solidify
+10℃ 18s  45min 7d
+20℃ 13s  15min 6d
+30℃ 10s  5min 5d

Note: the curing time varies with the environment condition especially the temperature and relative humidity.

Shelf life

Substrate temperature Dry Walking intensity complete solidify
+10℃ 18s  45min 7d
+20℃ 13s  15min 6d
+30℃ 10s  5min 5d

Note: the curing time varies with the environment condition especially the temperature and relative humidity.

Product health and safety information

For information and advice on the safe handling, storage and disposal of chemical products, users shall refer to the most recent Material Safety Data Sheet containing physical, ecological, toxicological and other safety related data.

Integrity declaration

SWD guarantee all technical data stated in this sheet are based on laboratory tests. Actual testing methods may vary due to different circumstances. Therefore please test and verify its applicability. SWD does not take any other responsibilities except the product quality and reserve the right of any modifications on the listed data without prior notice.


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