BW3-9009 Aliphatic Spray Polyurea Coating

Q: What chemical resistance data is listed for BW3-9009?

The BW3-9009 data sheet lists acid resistance 10%H2SO4 or 10%HCl, alkali resistance 10%NaOH, salt resistance 30 g/L, salt spray resistance 2000 h and oil resistance, with no rust, no bubbles and no peeling in the listed tests.

Product description

BW3-9009 aliphatic spray polyurea anticorrosion waterproof protective coating

Use it when outdoor steel, concrete, wood or composite structures need spray-applied waterproofing, anticorrosion, wear resistance and weather-resistant protection. Confirm substrate preparation, spray equipment, A / B ratio, film thickness and recoat window before ordering. Key data to review: 100%, 40-100 s, Shore D 60.

BW3-9009 A and B component packaging for aliphatic spray polyurea anticorrosion waterproof protective coating

What BW3-9009 delivers

BW3-9009 is formed through the reaction of an aliphatic isocyanate component and an amino compound component, requiring professional plural-component polyurea spray equipment.

Outdoor durabilityGood weather resistance for long-term outdoor use without chalking or discoloration.
Rapid spray buildCan be sprayed on curved, sloped and vertical surfaces without sagging.
Dense seamless filmForms a seamless, flexible coating with waterproofing and anticorrosion performance.
Substrate adhesionBonds quickly and firmly to steel, concrete, wood, glass fibers and other substrates after proper preparation.

Technical advantages for project protection.

Documented product advantages include 100% solids composition, rapid curing, impact and abrasion resistance, chemical resistance, waterproofing performance and aliphatic weather resistance. Final suitability should be verified against the target substrate, outdoor exposure and service condition.

100%Solid content reference from the product information table for coating build and purchasing review.

40-100 sGel-time reference for planning application sequence and spray work.

15 MPaTensile strength reference for protective coating and mechanical service review.

10.5 MPaSteel adhesion reference for prepared substrate and coating-system compatibility review.

Application scope

Typical use areas for BW3-9009.

Anticorrosion and waterproofing in architecture, chemical engineering, transportation, metallurgy, power, aerospace, marine, shipbuilding and other fields that require weather-resistant protection.

Product features

Solvent-freeSolvent-free, 100% solids, safe, environmentally friendly and odor-free.
Rapid curingCan be sprayed on curved, sloped and vertical surfaces without sagging.
Weather resistanceDesigned for outdoor use with resistance to chalking and discoloration.
Chemical protectionProvides anticorrosion and chemical resistance to acids, alkalis and salts.

Project fit

Use BW3-9009 where aliphatic weather resistance must be combined with waterproofing, anticorrosion and wear-resistant protection.

Substrate reviewConfirm surface preparation, primer compatibility and moisture condition before application.
Service condition reviewMatch film thickness, chemical exposure, UV exposure and mechanical demand to the project specification.

Product information & technical data

Technical data for BW3-9009 aliphatic spray polyurea protective coating.

Review product information, physical properties and chemical resistance data for BW3-9009 aliphatic spray polyurea anticorrosion waterproof protective coating in a cleaner table structure optimized for technical comparison and procurement review.

Product information

Item	Part A	Part B
Appearance	Transparent liquid	Adjustable color
Specific gravity (g/cm³)	1.05	1.02
Viscosity (cps)@ 25°C	780	650
Solid content (%)	100	100
Mix ratio (by volume)	1	1
Gel time (s)@ 25°C	40-100
Theoretical coverage (DFT)	1.08 kg/m² film thickness 1 mm

Physical properties

Item	Test standard	Result
Hardness (Shore D)	ASTM D-2240	60
Elongation rate (%)	ASTM D-412	60
Tensile strength (MPa)	ASTM D-412	15
Tear strength (kN/m)	ASTM D-624	55
Impermeability (0.4 MPa / 2 h)	HG / T 3831-2006	Impermeable
Wear resistance (750 g / 500 r) / mg	HG / T 3831-2006	6.0
Adhesive strength (MPa)concrete base	HG / T 3831-2006	3.2
Adhesive strength (MPa) steel base	HG / T 3831-2006	10.5
Cathodic disbondment resistance [1.5v,(65±5)°C, 48 h]	HG / T 3831-2006	≤15 mm
Cathodic disbondment [1.5v,(65±5)°C, 48 h]	HG / T 3831-2006	≤15 mm

Chemical resistance

For reference: the above data is acquired based on GB / T 9274-1988 test standard. Pay attention to the influence of ventilation, splash and spillage. Independent immersion testing is recommended if other specific data is required

Exposure item	Result
Acid resistance 10%H₂SO₄ or 10%HCl, 30 d	No rust, no bubbles, no peeling
Alkali resistance 10%NaOH, 30 d	No rust, no bubbles, no peeling
Salt resistance 30 g/L, 30 d	No rust, no bubbles, no peeling
Salt spray resistance 2000 h	No rust, no bubbles, no peeling
Oil resistance 0# diesel, crude oil, 30 d	No rust, no bubbles, no peeling

Application environment & guide

Spray application conditions, equipment and recoat guidance.

Check temperature, humidity, equipment setup, film thickness and recoating interval before installation.

Application environment

Condition	Requirement
Environment temperature	0°C-45°C
Relative humidity	≤90%
Dew point	≥3°C

Application guide

Guide item	Recommendation
Recommended spray machine	Special polyurea spraying equipment
Spray gun	Fusion-air purge or mechanical purge
Static pressure	2300-2500 psi
Dynamic pressure	2000-2200 psi
Heating temperature for product spraying	65°C-70°C
Pipeline heating temperature	55°C-65°C
Recommended film thickness	1000-3000 μm
Recoating interval	≤6 h

Surface preparation

Metal surface: sandblast and remove rust to achieve Sa2.5 level according to ISO8501-1 or GB8923 standards.
Concrete surface: prepare a strong, dense, flat, clean and dry surface without sanding, shelling, cracks, honeycomb or pockmarks.
Wood surface: clean and dry, without burrs, fragments or loose debris.
For other substrates, consult Colorful Whale Advanced Materials (Shanghai) Co., Ltd. technical engineers.

Application note

Agitate Part B evenly prior to application, thoroughly mix the deposited pigments, or the product’s quality will be affected.
Spray polyurea within the proper time if the substrate surface is primed. For the application method and interval time of Bw polyurea special primer please refer to Colorful Whale Advanced Materials (Shanghai) Co., Ltd.’s other brochure.
Always apply Bw9009 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 Bw spray polyurea series.

Curing time, shelf life and packing

Curing time, storage and packing information for project planning.

Use the curing profile, shelf-life data and packing details below to plan spray polyurea application timing, warehouse handling and bulk project purchasing.

Product curing time

Note: the curing time varies with the environmental conditions especially the temperature and relative humidity.

Substrate temperature	Dry	Foot traffic	Solid dry
+10°C	30-40 min	60 min	7 d
+20°C	20-30 min	50 min	6 d
+30°C	10-20 min	40 min	5 d

Shelf life & packing

Item	Details
Packing	Part A: 210 kg/drum · Part B: 200 kg/drum
Shelf life from manufacturing date	10 months from manufacturing date, unopened original packaging
Storage temperature	+5-35°C
Package requirement	Keep the product package tightly sealed
Storage precaution	Store in a cool, ventilated place and avoid direct sunlight

Health & safety / integrity declaration

Safety data, handling guidance and application verification.

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

Colorful Whale Advanced Materials (Shanghai) Co., Ltd. guarantees 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. Colorful Whale Advanced Materials (Shanghai) Co., Ltd. assumes no responsibility except for product quality and reserves the right of any modifications on the listed data without prior notice.

FAQ

FAQ about BW3-9009 aliphatic spray polyurea protective coating.

These answers support engineering review, contractor planning and bulk project purchasing before ordering.

What is BW3-9009 aliphatic spray polyurea coating used for?

BW3-9009 is used for outdoor waterproofing, anticorrosion and protective coating projects where weather resistance, color stability and durable film protection are required.

Why choose BW3-9009 for outdoor protection?

BW3-9009 is an aliphatic polyurea system with good weather resistance for long-term outdoor use, helping resist chalking and discoloration while providing waterproofing and anticorrosion protection.

What chemical resistance data is listed for BW3-9009?

The BW3-9009 data sheet lists Acid resistance 10%H₂SO₄ or 10%HCl, 30 d, Alkali resistance 10%NaOH, 30 d, Salt resistance 30 g/L, 30 d plus salt spray resistance 2000 h and oil resistance, with no rust, no bubbles and no peeling in the listed tests.

What equipment and pressure are recommended for BW3-9009?

BW3-9009 should be applied with special polyurea spraying equipment, a Fusion air-purge or mechanical-purge gun, static pressure around 2300-2500 psi and dynamic pressure around 2000-2200 psi.

What site conditions should be controlled for BW3-9009?

Before application, control environment temperature around 0°C-45°C, relative humidity ≤90%, dew point ≥3°C, product spray heating around 65°C-70°C and pipe heating around 55°C-65°C.

What information should be reviewed before selecting BW3-9009?

Review outdoor exposure, substrate preparation, primer compatibility, target film thickness, chemical exposure and project-specific compatibility before selecting BW3-9009 for a coating system.

Request technical documents

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Request TDS, application guidance or bulk project support.

If you are evaluating BW3-9009 for outdoor waterproofing, anticorrosion or weather-resistant protective coating work, request the latest technical data sheet, application guidance and project-specific compatibility review before ordering.