Solvent-Free Polyaspartic Rigid Coating

Q: What is BW0-8031?

BW0-8031 is a solvent-free rigid polyaspartic coating formed from polyaspartic ester and aliphatic polyisocyanate chemistry. It is designed for dense, bright, weather-resistant and chemically resistant protective coating work.

Q: Where is BW0-8031 typically considered?

The technical sheet lists steel structures, storage tanks, containers, valves, natural-gas pipelines, vehicle frames, axles, shelves, tank trucks, swimming pools, wastewater pools, chemical containment areas and prepared ceramic tile surfaces where waterproofing is needed without tile removal.

Q: Is BW0-8031 a rigid coating or an elastic membrane?

BW0-8031 should be reviewed as a rigid protective coating. Projects requiring crack bridging, movement accommodation or elastic waterproofing should be reviewed with a suitable system route.

Q: Which application conditions are listed?

The technical sheet lists -5°C to +35°C environment temperature, relative humidity ≤85%, dew point ≥3°C, hand brush, roller and two-component ratio-variable high-pressure airless spray application.

Q: What coverage and pot-life data are listed?

The product information table lists theoretical coverage of 0.14 kg/m² at 100 μm film thickness and a pot life of 0.5 h at 25°C.

Q: How should film build and application setup be confirmed?

Use the listed theoretical coverage as a planning reference only. Final coating method, film build and equipment setup should be confirmed with the latest approved TDS and project requirements.

Q: Which documents can buyers request?

Buyers can request the latest TDS, SDS, application guidance, available test data and project-specific coating-system recommendation before ordering BW0-8031.

Product Description

BW0-8031 is synthesized through the reactive polymerization of polyaspartic ester and polyisocyanate. As polyaspartic ester is an aliphatic sterically hindered secondary amine, and the selected curing component is an aliphatic polyisocyanate, the resulting coating film features high gloss and excellent color retention, making it suitable for long-term outdoor applications. Upon the reaction between secondary amine groups and isocyanate groups, a cross-interpenetrating polymer network with high crosslink density is formed, which endows the product with outstanding physical and chemical properties. It can also be reviewed for waterproof coating over properly prepared ceramic tile surfaces when the project needs waterproofing without tile removal. It represents an innovative upgrade in anticorrosion coating products.

BW0-8031 Part A and Part B product packaging

Application Scope

BW0-8031 is used for anti-corrosion, protective coating and tile-surface waterproofing work in steel structures, tanks, containers, pipelines, vehicle parts, pools, containment areas and prepared ceramic tile surfaces where waterproofing is needed without tile removal.

Steel Structures and ContainersReview for steel structures, containers, shelves and other prepared metal assets requiring rigid protective coating.
Tanks, Valves and PipelinesReview for storage tanks, valves, natural-gas pipelines and tank trucks after medium, exposure and system confirmation.
Vehicle Frames and AxlesUsed for vehicle frames, axles and compatible metal components requiring durable protective finish review.
Tile-Surface Waterproofing Without RemovalReview for prepared ceramic tile surfaces where a waterproof coating is needed without removing the existing tile layer.
Pools and Chemical Containment AreasSwimming pools, wastewater pools and chemical containment areas require immersion, chemical-medium and coating-system confirmation.

Designed for Dense Rigid Protective and Waterproof Coating Build

BW0-8031 helps applicators build a tough, bright and dense rigid polyaspartic coating on properly prepared project surfaces, including ceramic tile surfaces where waterproofing is needed without tile removal. It is a suitable choice when the project needs high-solids film build, surface hardness, weather resistance, corrosion-resistance review and a practical protective finish.

98% / 97%Solids ContentHigh-solids Part A and Part B data support dense film-build planning with low solvent reliance.

2HPencil HardnessSupports rigid surface-protection review where hardness, scratch resistance and stain resistance matter.

3000 hSalt Spray ResistanceProvides listed laboratory salt-spray data for anti-corrosion review under the stated condition.

2000 hArtificial Aging ResistanceSupports weather-resistance review under the listed accelerated-aging test condition.

Product Features and Advantages

BW0-8031 focuses on solvent-free rigid protection, helping build a dense, hard and weather-resistant coating layer with strong surface durability and tile-surface waterproofing support without tile removal.

Film Formation and Application

High Solids and Low ViscosityHigh-solids, low-viscosity material with good leveling for a tough, dense, full and bright coating surface.
Good System CompatibilityShows strong adhesion to substrates and good compatibility with polyurethane, epoxy and related coating materials after project review.
Tile Waterproofing Without RemovalCan be reviewed for prepared ceramic tile surfaces when the project needs waterproof coating work without removing the existing tile layer.
Direct-to-Metal DirectionThe technical sheet states it can be directly applied to metal surfaces as a topcoat direction after proper preparation.
Practical Application HandlingPrepare only the amount needed, mix evenly and confirm the final application method with the latest TDS and site conditions.

Protection Performance

Hardness, Scratch and Stain ResistanceSupports rigid exposed surfaces where hardness, scratch resistance and stain resistance need review.
Wear and Impact ResistanceProvides listed abrasion and impact data for protective coating review.
Chemical ResistanceProvides chemical-medium resistance review for acids, alkali, salts, engine oil and water under the listed test conditions.
Weather and Color StabilityDesigned to resist color change, yellowing, chalking and aging while maintaining gloss and color retention.
Environment-Friendly DirectionThe technical sheet states it contains no benzene solvents or lead elements.

Technical Data

These technical values are measured under controlled laboratory conditions to support product comparison, project selection and specification review. Please confirm final requirements with the latest approved TDS and project-specific conditions.

Product Information

Product data table
Item	Part A	Part B
Appearance	Light yellow liquid	Color adjustable
Specific gravity (g/cm³)	1.05	1.60
Viscosity (cps) @ 25°C	600-1000	800-1500
Solid content (%)	98	97
Mix ratio (by weight)	1	2
Surface dry time (h)	0.5 h
Pot life (h) @ 25°C	0.5 h
Theoretical coverage (DFT)	0.14 kg/m² film thickness: 100 μm

Physical Properties

Product data table
Item	Test standard	Result
Pencil hardness	GB/T 23446-2009	2H
Adhesive strength (MPa), metal base	HG/T 3831-2006	9.3
Adhesive strength (MPa), concrete base	GB/T 23446-2009	3.2
Impermeability	GB/T 23446-2009	2.1 MPa
Bending test (cylindrical axis)	GB/T 23446-2009	≤1 mm
Abrasion resistance (750 g / 500 r) / mg	GB/T 23446-2009	20
Impact strength (kg·cm)	GB/T 23446-2009	50
Anti-aging, accelerated aging 2000 h	GB/T 14522-1993	Loss of light < 1, chalking < 1

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.

Product data table
Exposure item	Result
Acid resistance 35% H₂SO₄ or 10% HCl, 240 h	No corrosion, no blistering, no peeling
Alkali resistance 35% NaOH, 240 h	No corrosion, no blistering, no peeling
Salt resistance 60 g/L, 240 h	No corrosion, no blistering, no peeling
Salt spray resistance 3000 h	No corrosion, no blistering, no peeling
Oil resistance, engine oil, 240 h	No corrosion, no blistering, no peeling
Water resistance 48 h	No bubbles, no wrinkles, no color change, no peeling

Application Environment and Guide

Stable coating performance depends on the right site conditions, material temperature and application setup. Review the application environment and guide values before installation, and confirm final parameters with the latest TDS and project requirements.

Application Environment

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

Application Guide

Product data table
Guide item	Recommendation
Application method	Hand brush or roller
Airless spray equipment	Two-component ratio-variable high-pressure airless spray machine
Recommend DFT	200-500 μm
Recoating interval	Min 0.5 h, max 24 h
Mixing ratio	Part A:Part B = 1:2 by weight
Mixed-material handling	Prepare only the amount needed and use the mixed coating within 30 minutes
Moisture control	Seal opened material to prevent moisture absorption and avoid water, alcohol, acid or alkali contact during application
Theoretical coverage reference	0.14 kg/m² at 100 μm; final film build according to the latest TDS and project requirements

Application Note

Agitate Part B uniformly before application.
Mix Part A and Part B according to the required ratio, agitate uniformly, and use mixed material within 30 minutes.
Seal the package well after use to avoid moisture absorption.
Keep the application site clean and dry, and avoid contact with water, alcohol, acids and alkali during application.

Product Curing Time, Shelf Life and Packing

Use the listed curing profile, shelf life, packing and storage requirements for application scheduling, warehouse handling and order planning.

Product Curing Time

The curing time varies with the environment condition, especially temperature and relative humidity.

Product data table
Substrate temperature	Surface dry	Foot traffic	Solid dry
+10°C	2 h	12 h	7 d
+20°C	1 h	6 h	5 d
+30°C	0.5 h	4 h	3 d

Shelf Life & Packing

Product data table
Item	Details
Shelf life from date of manufacture	Part A: 10 months · Part B: 10 months, original package sealed
Storage temperature	+5°C to +35°C
Packing	Part A 7.5 kg/drum · Part B 15 kg/drum
Packaging requirement	Keep the product package tightly sealed
Storage precaution	Store in a cool, ventilated place and avoid direct sunlight

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 Safety Data Sheet containing physical, ecological, toxicological and other safety-related data.

Integrity Declaration

Colorful Whale Advanced Materials (Shanghai) Co., Ltd. guarantees that the technical data stated in this sheet is based on laboratory tests. Actual testing methods may vary due to different circumstances. Users should test and verify applicability. Colorful Whale Advanced Materials (Shanghai) Co., Ltd. does not take any other responsibility except product quality and reserves the right to modify the listed data without prior notice.

BW0-8031 Frequently Asked Questions

Review the main product, substrate, rigid coating, application and document questions before specifying or ordering BW0-8031.

BW0-8031 is a solvent-free rigid polyaspartic coating formed from polyaspartic ester and aliphatic polyisocyanate chemistry. It is designed for dense, bright, weather-resistant and chemically resistant protective coating work.

The technical sheet lists steel structures, storage tanks, containers, valves, natural-gas pipelines, vehicle frames, axles, shelves, tank trucks, swimming pools, wastewater pools, chemical containment areas and prepared ceramic tile surfaces where waterproofing is needed without tile removal.

BW0-8031 should be reviewed as a rigid protective coating. Projects requiring crack bridging, movement accommodation or elastic waterproofing should be reviewed with a suitable system route.

The technical sheet lists -5°C to +35°C environment temperature, relative humidity ≤85%, dew point ≥3°C, hand brush, roller and two-component ratio-variable high-pressure airless spray application.

The product information table lists theoretical coverage of 0.14 kg/m² at 100 μm film thickness and a pot life of 0.5 h at 25°C.

Use the listed theoretical coverage as a planning reference only. Final coating method, film build and equipment setup should be confirmed with the latest approved TDS and project requirements.

Buyers can request the latest TDS, SDS, application guidance, available test data and project-specific coating-system recommendation before ordering BW0-8031.

Request BW0-8031 Technical Documents or a Quotation

Share the substrate, surface preparation, service exposure, application method and target finish so we can review BW0-8031 documents, packing information and quotation support before ordering.

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