BW0-8029 Polyaspartic Protective Topcoat

Q: What is BW0-8029 two-component polyaspartic topcoat used for?

BW0-8029 is used for anticorrosion protective decoration on reinforced concrete surfaces and metal structures, and can also work as a topcoat over aromatic polyurethane and polyurea coating surfaces.

Q: Why choose BW0-8029 for outdoor protective coating systems?

BW0-8029 is based on aliphatic polyaspartic resin prepolymer and is designed for weather resistance, color retention, UV resistance, abrasion resistance, impact resistance and anticorrosion protection.

Q: What chemical resistance data is listed for BW0-8029?

The BW0-8029 data sheet lists acid resistance 10%H2SO4 or 10%HCl for 240 h, alkali resistance 5%NaOH for 240 h, salt resistance 30 g/L for 240 h, salt spray resistance 1500 h and oil resistance, with no rust, no bubbles and no peeling in the listed tests.

Q: What equipment is recommended for BW0-8029 application?

BW0-8029 can be applied by hand brush, roller, air spray with 0.3-0.5 MPa air pressure, or airless spray with 15-20 MPa spray pressure.

Q: What site conditions should be controlled for BW0-8029?

Before application, control environment temperature at -5°C to +35°C, relative humidity ≤85% and dew point ≥3°C. Keep the application site clean and dry.

Q: What information should be reviewed before selecting BW0-8029?

Review the TDS, substrate condition, primer or previous coating compatibility, gloss and color requirement, cure schedule, chemical exposure and target dry film thickness before selecting BW0-8029.

Product description

BW0-8029 two-component polyaspartic topcoat

Use it for reinforced concrete, metal structures and topcoat systems where color retention, weather resistance, UV resistance, anticorrosion and waterproof protection need to be reviewed. Confirm A / B ratio, substrate condition, coating compatibility, cure schedule and service exposure before ordering. Key data to review: 1000 h accelerated aging, 20 MPa tensile strength and 1500 h salt spray resistance.

BW0-8029 Two-Component Polyaspartic Protective Topcoat official product packaging image

What BW0-8029 delivers

BW8029 is a two-component high-performance anticorrosion decorative topcoat with excellent discoloration resistance, weatherability, UV resistance, leveling, adhesion, wear resistance and chemical resistance.

Weather-resistant finishThe coating film is tough, compact, bright-colored and designed for color-preserving decorative protection.
UV and aging resistanceNo discoloration, non-yellowing, no chalking and anti-aging performance support outdoor exposure review.
Coating compatibilityGood compatibility with polyurethane, epoxy, chlorinated rubber, alkyd, phenolic and other coating films.
Durable serviceAbrasion resistance, impact resistance, chemical resistance, anticorrosion and waterproof properties help reduce lifecycle maintenance.

Technical advantages for project protection.

Documented product advantages include weather resistance, color retention, UV resistance, abrasion resistance, impact resistance, chemical resistance, anticorrosion and waterproofing performance. Final suitability should be verified against the target substrate, previous coating, environment and service condition.

1000 hAccelerated aging. Accelerated aging result with light loss < 1 and chalking < 1, supporting weatherability and color retention.

20 MPaTensile strength. ASTM D-412 tensile strength reference for protective topcoat flexibility and mechanical service review.

200%Elongation. ASTM D-412 elongation result, supporting flexible protection over concrete, metal and existing coating systems.

1500 hSalt spray resistance. Salt spray resistance test result with no rust, bubbles or peeling, supporting anticorrosion topcoat performance.

Application scope

Typical use areas for BW0-8029.

Anticorrosion protective decoration of reinforced concrete surfaces and metal structures, and topcoat use on aromatic polyurethane and polyurea coating surfaces.

Product features

Tough bright filmThe coating film is tough, compact, full-gloss and bright-colored.
Color retentionNon-yellowing, no chalking, anti-aging and weather-resistant decorative performance.
Adhesive strengthExcellent adhesive strength and compatibility with common coating films.
Waterproof anticorrosionExcellent chemical resistance, anticorrosion property and waterproof property.

Project fit

Anticorrosion protective decoration of reinforced concrete surfaces and metal structures, and topcoat use on aromatic polyurethane and polyurea coating surfaces.

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

Product information & technical data

Technical data for BW0-8029 two-component polyaspartic topcoat.

Review product information, physical properties and chemical resistance data for BW0-8029 two-component polyaspartic topcoat in a cleaner table structure optimized for technical comparison and procurement review.

Product information

Item	Part A	Part B
Appearance	Pale yellow liquid	Adjustable color
Specific gravity (g/cm³)	1.05	1.32
Viscosity (cps)@ 25°C	350	320
Solid content (%)	75	88
Mix ratio (by weight)	1	1
Surface dry time (h)	1-3 h
Recoating interval (h)	Min 3 h; max 24 h (20°C)
Theoretical coverage (DFT)	0.10 kg/m² film thickness 60 μm

Physical properties

Item	Test standard	Result
Tensile strength (MPa)	ASTM D-412	20
Elongation rate (%)	ASTM D-412	200
Abrasion resistance (750 g / 500 r) mg	HG / T 3831-2006	5
Impact resistance kg·cm	GB / T 1732	50
Anti-aging, accelerated aging 1000 h	GB / T 14522-1993	Loss of light <1, chalking <1
The product meets the standard of drinking water materials	GB / T 17219-1998	Pass

Chemical resistance

For reference: 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, 240 h	No rust, no bubbles, no peeling
Alkali resistance 5%NaOH, 240 h	No rust, no bubbles, no peeling
Salt resistance 30 g/L, 240 h	No rust, no bubbles, no peeling
Salt spray resistance 1500 h	No rust, no bubbles, no peeling
Oil resistance 0# diesel, crude oil	No rust, no bubbles, no peeling
Waterproof, 48 h	No bubbles, no wrinkles, no color change, no peeling

Application environment & guide

Application conditions, equipment and recoat guidance.

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

Application environment

Condition	Requirement
Environment temperature	-5°C to +35°C
Relative humidity	≤85%
Dew point	≥3°C

Application guide

Guide item	Recommendation
Hand brush / roller	Suitable for manual application on prepared surfaces
Air spray	Air pressure 0.3-0.5 MPa
Airless spray	Spray pressure 15-20 MPa
Recommended DFT	30-60 μm
Recoating interval	≥3 h

Application note

Agitate Part B evenly before application.
Strictly mix the two parts at the correct ratio and stir evenly.
Seal the package well after use to avoid moisture absorption.
Keep the application site clean and dry, and avoid contact with water, alcohols, acids or alkali during application.

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 polyaspartic topcoat 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	4 h	12 h / 7 d
+20°C	2 h	8 h / 7 d
+30°C	1 h	4 h / 7 d

Shelf life & packing

Item	Details
Shelf life from manufacturing date	Part A: 10 months · Part B: 10 months
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
Package	Part A: 20 kg/barrel · Part B: 20 kg/barrel

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 BW0-8029 two-component polyaspartic topcoat.

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

What is BW0-8029 two-component polyaspartic topcoat used for?

BW0-8029 is used for anticorrosion protective decoration on reinforced concrete surfaces and metal structures, and can also work as a topcoat over aromatic polyurethane and polyurea coating surfaces.

Why choose BW0-8029 for outdoor protective coating systems?

BW0-8029 is based on aliphatic polyaspartic resin prepolymer and is designed for weather resistance, color retention, UV resistance, abrasion resistance, impact resistance and anticorrosion protection.

What chemical resistance data is listed for BW0-8029?

The BW0-8029 data sheet lists acid resistance 10%H₂SO₄ or 10%HCl for 240 h, alkali resistance 5%NaOH for 240 h, salt resistance 30 g/L for 240 h, salt spray resistance 1500 h and oil resistance, with no rust, no bubbles and no peeling in the listed tests.

What equipment is recommended for BW0-8029 application?

BW0-8029 can be applied by hand brush, roller, air spray with 0.3-0.5 MPa air pressure, or airless spray with 15-20 MPa spray pressure.

What site conditions should be controlled for BW0-8029?

Before application, control environment temperature at -5°C to +35°C, relative humidity ≤85% and dew point ≥3°C. Keep the application site clean and dry.

What information should be reviewed before selecting BW0-8029?

Review the TDS, substrate condition, primer or previous coating compatibility, gloss and color requirement, cure schedule, chemical exposure and target dry film thickness before selecting BW0-8029.

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Request TDS, application guidance or bulk project support.

If you are evaluating BW0-8029 for polyaspartic topcoat, anticorrosion, waterproofing or decorative protection work, request the latest technical data sheet, application guidance and project-specific compatibility review before ordering.