Construction Roof KASTAR 4000 Silicone Waterproof Weatherproof Coating
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Product Highlights
- Superior Weather Resistance: High and low temperature, UV, acid/alkali, and oil/water resistance for long-lasting protection.
- Strong Waterproof Function: Non-corrosive, high elongation silicone coating specifically developed for exposed building roofs.
- Self-Leveling Effect: Flows smoothly to settle into a flat plane under gravity, minimizing unevenness without manual troweling.
- Lotus Effect & Self-Cleaning: Superhydrophobic surface causes water droplets to roll off, picking up dirt for effortless self-cleaning.
- Excellent Adhesion: Provides strong compatibility and adhesion to substrates like ceramic, ensuring durable coating performance.
- Multi-Application Versatility: Suitable for roof waterproofing, underground spaces, color steel tiles, and equipment insulation protection.
- Trusted by Industry Leaders: Selected by Huawei for strict waterproof standards on large, uneven data center roof areas.
- Certified Quality & Safety: Passes ISO14001, RoHS, ISO9001, and T/Cbmf105-2021 certifications for eco-friendly and safe use.
Product Attributes
- Customization
- Available
- CAS No.
- 68928-70-1
- Formula
- 68928-70-1
- Model NO.
- KASTAR 4000
- EINECS
- 68928-70-1
- Color
- White
- Appearance
- Liquid
- Main Raw Material
- silicone
- Method
- Brush
- Level
- Finish Coat
- Drying Method
- Air Drying
- Certification
- ISO14001, RoHS, ISO9001, T/Cbmf105-2021
- Substrate
- Ceramic
- Components
- Film Forming Matter
- Formation Mechanism
- Conversion Type
- Materials 1
- Silicone Coating
- Applications 1
- Roof Coating
- Applications 2
- Wall Coating
- Applications 3
- Building Coating
- Features 1
- Waterproof Coating
- Features 2
- Weatherproof Coating
- Materials 2
- Liquid Coating
- Features 3
- Eco-friendly Coating
- Applications 4
- Brush Coating
- Features 4
- One Components Coating
- Transport Package
- Barrel
- Specification
- 20 L / Barrel
- Trademark
- KASTAR / OEM
- Origin
- China
- HS Code
- 3506100010
- Production Capacity
- 70000 Pices / Day
- Package Size
- 30.00cm * 24.00cm * 20.00cm
- Package Gross Weight
- 20.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Construction Roof KASTAR 4000 Silicone Waterproof Weatherproof Coating
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Product Description




2.Corrosion resistance
3.Waterproof
4.UV resistant
5.Acid and alkali resistance
6.Oil and water resistance Electrical insulation
7.High and low temperature resistance
1.Suitable for the underground space of the building and the surface of the color steel tiles;
2.Suitable for insulation protection of all kinds of equipment, such as substation equipment, power distribution equipment, transmission equipment etc.;
3.Waterproofing of building roof.
Product Name | Color | Bucket |
KASTAR 4000 | Grey, White, Black, OEM | 5 Gallon / 20 L |




Roof Waterproofing








1. Tile grout samples + tools will bear the sample fee.2. In addition to the tile grout, other sealant free samples to any China agent address. Direct delivery to other countries and regions, free samples, customers bear freight.
Q2. What is the delivery time of your samples?
1. samples with regular specification, 3 -5 work days is enough.2. Special formula according to buyer's technical datas, we need 10 to 15 work days .
Q3. Can I customize the LOGO?
1. We support OEM/ODM, included LOGO.
Q4. Can I get a discount if I buy in bulk?
1. Yeah, we offer discounts for large orders.
2. After the total amount of a single purchase reaches our prescribed quantity, you can apply to become an agent and enjoy the agent price.
Q5. How do I order and pay?
1. Please send your enquiry or TM to us and our sales engineers will set up the order link for you.
2. We support L/C, T/T, PayPal, Western Union, etc,.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR261265". Items marked "" are certified.
Company Profile
KaStar adhesives group factory, founded in 1997, is the largest, professional OEM & ODM manufacturer of coating & paint, sealant & adhesive in China with 150, 000mfactories. Kastar have professional manufacturing equipment and facilities, and with 49 years of experience specializing in construction Coating Paint and strict quality control systems, we created the top-class KASTAR®.
KaStar adhesives group factory have 3 national laboratories, 2 national testing centers, and 48 senior engineers, we are still the national standard setters for silicone sealant, ms sealant and firestop material.
KaStar adhesives group factory have over 300 OEM customers, such as Soudal GP, BYP G2500, MORRIS, HYCHEM and so on. We have passed ISO9001, CE, SGS certification, we are the national high-tech enterprise, the world's most advanced fully automatic glue making machine and packaging machine.
As of June 17, 2025, the products of KaStar Adhesive Group include waterproof coatings, fireproof coatings, silicone sealants, MS polymer sealants, MS floor glues, epoxy grouting, tile grouting, nano-level tile anti-slip agents, epoxy resins, acrylic sealants, polyurethane sealants, universal strong adhesives, cement grouting, etc. We are still developing more new products. Please stay tuned.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 1 Shunjing Road, Songxia Industrial Park, Songgang Town, Foshan, Guangdong, China
-
Plant Area
- 10000 square meters
-
Number of Employees
- 37
-
Registered Capital
- 5,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Foshan Port, Guangzhou Port, Shenzhen Port
-
Minimum Order Quantity
- 300 Boxes
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
- Main Products
- Waterproof Coating, Ms Polymer Sealant, Silicone Sealant, Ms Polymer, Neutral Silicone Sealant, Epoxy Grout, Tile Grout, Silicone Coating, Roof Coating, Gp Silicone Sealant
-
Production Lines
- 20
-
Production Machines
- Injection Molding Machine, Filling Machine, Printing Machine
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
R&D Engineers
- 3 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2002-09-13
-
Export Year
- 23 Years
-
Main Markets
- North America, Southeast Asia/ Mideast, Australia, Domestic
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
FAQ
- Is the sample free?
- Tile grout samples plus tools require a sample fee. For other sealants, free samples are available to any China agent address. For direct delivery to other countries, samples are free, but the customer bears the freight cost.
- What is the delivery time for samples?
- For samples with regular specifications, 3-5 working days are sufficient. For special formulas based on buyer technical data, 10-15 working days are required.
- Can I customize the LOGO?
- Yes, we support OEM and ODM services, which include logo customization.
- Is there a discount for bulk purchases?
- Yes, we offer discounts for large orders. Once the total amount of a single purchase reaches our prescribed quantity, you can apply to become an agent and enjoy agent pricing.
- How do I place an order and pay?
- Please send your enquiry or TM to us, and our sales engineers will set up the order link. We support L/C, T/T, PayPal, Western Union, and other payment methods.
- What are the main features of KASTAR 4000?
- It is a silicone elastic waterproof coating that is non-corrosive, has high elongation, and offers strong waterproofing. It features weather, corrosion, UV, acid/alkali, and oil/water resistance, along with electrical insulation and high adhesion.
- What is the Self-Leveling Effect?
- It describes the coating flowing smoothly across a surface and settling into a flat, horizontal plane under gravity alone. It minimizes surface tension and unevenness, ensuring a smooth finish without manual troweling.
- What is the Lotus Effect?
- Inspired by lotus leaves, this effect creates a superhydrophobic surface where water droplets form spheres and roll off effortlessly, picking up dirt and dust for self-cleaning without chemicals or wiping.
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