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Polysiloxane Silicone Rubber Wall Coating Protective Layer on Buildings¹

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Product Description Product DescriptionPolysiloxane Silicone Rubber Coating is specifically designed for metal anti-corrosion in the photovoltaic industry. It is a single-component, room-temperature-curing, high-performance anti-corrosion coating. It is suitable for substrates with minimal surface preparation and has excellent compatibility with various coatings, making it applicable to both new and old substrates. The cured coating integrates the functions of both primer and topcoat, offering exceptional corrosion resistance, salt spray resistance, and water resistance. The coating is elastic, allowing it to adapt to the expansion and contraction of the substrate to prevent cracking. Damaged areas can be directly repaired without any interface reaction, and the repaired coating seamlessly integrates with the original coating.Advanced Protective Coating Properties1. Superior Corrosion & Environmental ResistanceExcellent corrosion resistance - Provides long-term protection against rust, oxidation, and chemical exposure.Salt spray resistance - Ideal for marine, coastal, and industrial environments where salt-induced degradation is a concern.Water resistance - Forms a waterproof barrier, preventing moisture ingress and protecting substrates from hydrolysis and swelling.UV and weather resistance - Maintains performance under extreme sunlight, temperature fluctuations, and harsh weather conditions.2. Exceptional Durability & FlexibilityOutstanding elasticity - Accommodates substrate movement (thermal expansion, vibrations, and structural shifts) without cracking or delamination.High crack resistance - Bridges minor substrate cracks and prevents further propagation, ensuring long-term structural integrity.Abrasion and impact resistance - Withstands mechanical wear, scratches, and physical stress, making it suitable for high-traffic and industrial applications.3. Simplified Application & MaintenanceMinimal surface preparation required - Adheres well to lightly prepared surfaces, reducing labor and time costs.Integrated primer and topcoat functionality - Eliminates the need for multiple layers, streamlining the coating process.Fast curing and recoating - Allows for quick application and reduces downtime in repair or maintenance projects.4. Seamless Performance & RepairabilityNo interface reaction - Compatible with various substrates (metal, concrete, plastics, etc.) without adverse chemical interactions.Easy repair and touch-up - Damaged areas can be spot-repaired without compromising the coating's overall performance or appearance.Long service life - Reduces the frequency of recoating, lowering lifecycle costs.5. Versatile ApplicationsIndustrial & Infrastructure - Bridges, pipelines, offshore platforms, tanks, and chemical plants.Marine & Offshore - Ship hulls, docks, buoys, and coastal structures.Automotive & Aerospace - Underbody coatings, aircraft components, and corrosion-prone metal parts.Construction & Architectural - Roofing, facades, and concrete protection in aggressive environments.Why Choose This Coating?Cost-effective - Reduces maintenance and extends asset lifespan.Eco-friendly options available - Low-VOC formulations comply with environmental regulations.Customizable finishes - Available in various colors, textures, and gloss levels for aesthetic and functional needs.3. parameters Testing ItemStandard RequirementsTest ResultsCondition in ContainerNo hard lumps after stirring, in a uniform stateNo hard lumps after stirring, in a uniform stateWorkabilityNo obstacles when applying two coatsNo obstacles when applying two coatsAppearanceNormalNormalHiding Power, g/m2≤150<130Drying Time, hSurface Dry Time: ≤4<4 Hard Dry Time: ≤24<24Fineness, μm≤6035Water ResistanceNo abnormality after 168hNo abnormality after 168hAcid Resistance, 5% HSONo abnormality after 168hNo abnormality after 200hSalt Water Resistance, 3% NaClNo abnormality after 240hNo abnormality after 240hSalt Spray ResistanceNo blistering, no peeling after 1000hNo blistering, no peeling after 2000hAdhesion, Grade≤10Flexibility, mm≤22Impact Resistance, cm≥3050Coating Temperature Change ResistanceNo abnormality after 5 cyclesNo abnormality after 10 cyclesAPPLICATION GUIDELINESSurface PreparationSubstrate must be clean, dry, and free of rust (≥Sa1/St2 grade), oil, and contaminants.Product PreparationStir thoroughly to redistribute sedimentation. Use directly (one-component system; do not dilute).Application MethodsSpraying, rolling, or brushing (refer to LZ100B Construction Operation Instructions).Coverage RateDry Film Thickness (μm)Consumption (kg/m2)Coverage (m2/kg)1500.293.452000.392.592500.482.073000.581.723500.681.48Actual consumption varies with substrate roughness and application method.ProductionProduction Management Workflow1. Material Selection and PreparationBase Materials: The primary components of potting adhesive are silicone resins or polymers, curing agents (hardeners), and any additional fillers or additives (such as flame retardants, stabilizers, or pigments). These are carefully selected based on the desired properties, such as flexibility, temperature resistance, and electrical insulation.Mixing: The base materials and additives are mixed in precise ratios to achieve the desired viscosity, workability, and curing characteristics. The mixture is usually done in controlled conditions to prevent contamination and ensure consistency.2. Formulation and HomogenizationThe mixed ingredients are subjected to a homogenization process, where they are blended under specific conditions (such as heat or vacuum) to remove air bubbles and ensure uniform consistency. This step is crucial for preventing defects in the final product and ensuring that the adhesive performs as expected.Additives, such as pigments or thickeners, may be incorporated during this stage to achieve the desired color, texture, or performance properties.3. Degassing (Optional)Depending on the formulation and the desired application, the potting adhesive mixture may undergo a degassing process. This involves placing the mixture in a vacuum chamber to remove any air trapped during the mixing process. This is important for eliminating bubbles, which could affect the final quality and electrical performance of the adhesive.4. Molding/Dispensing (Application)Molding: For some potting applications, the adhesive mixture is poured into molds that match the shape and size of the components to be encapsulated (such as circuit boards, sensors, or automotive parts).Dispensing: In other cases, the potting adhesive is dispensed directly onto the components using automated dispensing equipment. This method is often used for encapsulating individual components in industrial or high-volume production settings.5. Curing (Hardening)The potting adhesive undergoes a curing process to harden and solidify. This can happen in two main ways:Room Temperature Curing: Some potting adhesives are designed to cure at room temperature over a specified period. The curing agents activate at ambient temperatures, allowing for easy application without the need for external heat.Heat Curing: In other cases, the adhesive may require a curing oven or autoclave to achieve the desired properties. Heat curing speeds up the curing process and ensures a more consistent final product.The curing time and temperature depend on the specific formulation of the adhesive and the required performance characteristics.6. Post-Curing (If Applicable)After the initial curing, some potting adhesives undergo post-curing, a process that involves additional heat treatment to further enhance the adhesive's mechanical strength, chemical resistance, and thermal stability.Post-curing can also be used to remove any residual solvents or volatile compounds from the adhesive, improving its final stability and performance.7. Quality Control and TestingThroughout the production process, the potting adhesive undergoes rigorous quality control checks to ensure it meets industry standards and specifications. This may include:Viscosity and flow testsCuring time and temperature monitoringElectrical insulation resistance testingThermal stability and mechanical property evaluationsAny defective batches or deviations from quality standards are discarded or reprocessed to maintain consistency.8. Packaging and DistributionOnce the potting adhesive has been cured and tested, it is packaged for shipment. It can be packaged in various forms, such as jars, cartridges, or bulk containers, depending on the application and customer requirements.The final product is labeled with instructions for use, safety data sheets, and information on shelf life.9. Storage and ShipmentThe finished product is stored under specific conditions to maintain its stability (e.g., in cool, dry environments) before being shipped to customers. Proper storage ensures the potting adhesive remains usable until it reaches the end user.Throughout the entire process, strict quality control and safety standards are followed to ensure the potting adhesive performs optimally in its intended applications, whether that be in electronics, automotive systems, or industrial machinery.Quality control1. Decorative Performance TestsColor Performance TestingColor Adjustability: Evaluates the compatibility and stability of the coating with color pigments.Color Difference (ΔE): Measures deviation from the standard color using a colorimeter.Hiding Power: Determines the coating's ability to cover the substrate (e.g., black-and-white grid method).Glossiness TestMeasures the surface reflectivity (high gloss, semi-gloss, matte, etc.) using a gloss meter.2. Protective Performance Tests (Key for Exterior Coatings)Weather Resistance TestingArtificial Accelerated Aging (QUV, Xenon Arc Test): Simulates UV, rain, and high temperatures to evaluate resistance to chalking, cracking, and discoloration.Natural Exposure Test: Long-term outdoor testing for real-world durability.Mechanical Performance TestsAdhesion (Cross-cut Test, Pull-off Test): Assesses bonding strength between coating and substrate.Elasticity/Flexibility (Bend Test, Impact Test): Evaluates crack resistance.Abrasion Resistance (Abrasion Tester): Measures resistance to wear.Stain ResistanceSimulates contamination (e.g., carbon black, dust) and evaluates self-cleaning ability after washing or rubbing.HydrophobicityContact Angle Test: Measures water droplet contact angle to assess water repellency.Chemical ResistanceEvaluates resistance to acid rain, salt spray (neutral salt spray test), alkalis, etc.3. Environmental & Safety Tests (Key for Interior Coatings)Hazardous Substance DetectionVOC (Volatile Organic Compounds) Content: Compliance with environmental standards (e.g., GB 18582-2020).Formaldehyde & Heavy Metals (Lead, Cadmium, etc.): Ensures non-toxicity.Breathability TestMeasures water vapor transmission rate to prevent moisture and mold growth.4. Functional Performance Tests (General for Both Interior & Exterior)Scrub Resistance (Key for Interior Coatings)Evaluates coating integrity after repeated scrubbing (e.g., GB/T 9266).Mold & Mildew Resistance (For Humid Environments)Assesses microbial growth resistance via mold culture tests.Fire Resistance (For Special Applications)Flame retardancy rating (e.g., GB 8624-2012).5. Special Performance Tests (Unique to Silicone Coatings)High & Low-Temperature ResistanceThermal cycling tests (e.g., -40°C to 80°C) to check for cracking or peeling.Radiation Resistance (For Special Environments)Evaluates UV or gamma radiation resistance.Non-Toxicity VerificationBiocompatibility tests (e.g., skin irritation test).ConclusionDepending on the application (interior/exterior) and the properties of silicone-based coatings, comprehensive testing is required to ensure decorative performance, durability, environmental safety, and special functionalities. Testing should comply with national (GB, ISO, ASTM) or industry standards.Packaging & ShippingApplicationsApplications of Silicone-Based CoatingsSilicone-based coatings are widely used in various industries due to their exceptional durability, weather resistance, hydrophobicity, and environmental friendliness. Below are the key application areas:1. Architectural & Construction Coatings(a) Exterior Wall CoatingsWeather Resistance: Protects against UV rays, rain, and extreme temperatures.Anti-Pollution: Prevents dirt, algae, and mold growth due to hydrophobic properties.Color Retention: Maintains aesthetic appeal for years without fading.Crack Bridging: Flexible silicone coatings prevent cracking in concrete and masonry.(b) Interior Wall CoatingsLow VOC & Non-Toxic: Safe for homes, hospitals, and schools.Mold & Mildew Resistance: Ideal for humid environments (bathrooms, kitchens).Washability: Easy to clean without damaging the coating.(c) Roof CoatingsWaterproofing: Silicone elastomeric coatings prevent leaks in flat roofs.Solar Reflectivity: Reduces building cooling costs (cool roof coatings).Thermal Stability: Withstands high temperatures without degrading.2. Industrial & Protective Coatings(a) Anti-Corrosion CoatingsChemical Resistance: Protects metal structures (bridges, pipelines, tanks) from acids, alkalis, and saltwater.High-Temperature Resistance: Used in chimneys, exhaust systems, and industrial equipment.(b) Marine & Offshore ApplicationsSaltwater Resistance: Prevents corrosion on ships, offshore platforms, and docks.Fouling Resistance: Reduces marine organism buildup (non-toxic alternative to traditional antifouling paints).(c) Automotive & AerospaceHeat-Resistant Coatings: Used on engine parts, exhausts, and aircraft exteriors.Aesthetic & Protective Finishes: Scratch-resistant coatings for car bodies.3. Energy & Electrical Applications(a) Solar Panel CoatingsSelf-Cleaning: Reduces dust accumulation, improving efficiency.UV Protection: Extends the lifespan of photovoltaic cells.(b) Insulation & ElectronicsDielectric Properties: Used in circuit boards and electrical insulation.Thermal Management: Heat dissipation coatings for electronics.4. Consumer & Specialty Applications(a) Food & Pharmaceutical IndustryNon-Toxic & FDA-Approved: Used in food processing equipment and packaging.Easy-to-Clean Surfaces: Prevents bacterial growth in hospitals and labs.(b) Textile & Leather CoatingsWater & Stain Repellency: Used in outdoor fabrics, shoes, and upholstery.Breathability: Maintains comfort while repelling liquids.(c) Art & Cultural Heritage ProtectionStone & Monument Preservation: Protects against weathering, pollution, and graffiti.5. Emerging & High-Tech ApplicationsSmart Coatings: Self-healing, temperature-responsive, or photocatalytic coatings.Medical Devices: Biocompatible coatings for implants and surgical tools.Space & Defense: Extreme temperature and radiation resistance for spacecraft.Why Choose Silicone-Based Coatings?Long-lasting (superior durability compared to acrylics and epoxies).Eco-friendly (low VOC, non-toxic, and sustainable).Versatile (works on concrete, metal, glass, plastic, and more).Low Maintenance (self-cleaning and stain-resistant properties).Silicone coatings are revolutionizing industries by offering high performance, sustainability, and cost-effectiveness over traditional coatings.Certifications2. Major Certifications(1) Compression Set PerformanceStandard: ASTM D1056-20Test Protocol: 1000 thermal cycles (-55°C to 125°C), 50% compressionResults:DC800-015: 1.1%DC800-020: 1.3%DC800-025: 1.6%DC800-030: 2.3%DC800-035: 3.1%DC800-042: 3.4%DC800-045: 4.2%DC800-050: 3.9%DC800-055: 4.0%Certification Body: SGSHighlights: Demonstrates outstanding long-term resilience and thermal stability across the full series.(2) Dielectric StrengthStandard: GB/T 1695-2005Results:DC800-035: 3.0 kV/mmDC800-042: 3.1 kV/mmDC800-045: 3.1 kV/mmCertification Body: SGSHighlights: Ensures excellent insulation properties for high-voltage and sensitive electronic applications.(3) Environmental & Safety ComplianceRoHS: Fully compliant with EU Directive 2011/65/EU and its amendment (EU) 2015/863; all restricted substances within regulatory thresholds.REACH: No SVHCs (Substances of Very High Concern) detected.Halogen-Free: Non-detectable levels of fluorine (F), chlorine (Cl), bromine (Br), and iodine (I).Certification Body: SGSHighlights: Environmentally friendly and non-toxic; suitable for applications requiring strict material safety.(4) Low-Temperature FlexibilityStandard: ASTM D1056-14Test Protocol: 180° bend at -55°C for 24 hoursResults: No visible cracking or deformationHighlights: Maintains flexibility and integrity in extremely low temperatures, ideal for cold-environment applications.3. Core AdvantagesBroad Temperature ResistanceOperational range: -55°C to 125°CMaintains stable performance across 1000 thermal cyclesReliable Mechanical StrengthCompression set ≤ 4.2% across all variantsResilient with minimal long-term fatigueSuperior Electrical InsulationDielectric strength ≥ 3.0 kV/mmOptimized for sensitive electronic insulation needsFull Environmental CertificationCertified RoHS, REACH, and halogen-freeSuitable for medical, consumer, and food-grade applicationsCustomizable & Versatile Product LineAvailable in grades from DC800-015 to DC800-055Customizable in thickness, hardness, and functional attributes4. Key Application AreasElectronics: Shock-absorbing pads, EMI shielding sealsAutomotive: Weather seals, vibration dampening componentsMedical Devices: Eco-safe materials for sensitive applicationsIndustrial Equipment: Durable gaskets and sealing systems5. Quality AssuranceAll certifications are issued by SGS, a globally recognized third-party testing body.Traceable test reports include:Compression Set: SUIN21080062XXMR_CNDielectric Strength: SHIN210805363XMR_CNEnvironmental Compliance: SHAEC2116203002/4002ConclusionWith a robust foundation of international certifications and tested performance metrics, Dacchuang Kehua's DC800 foamed silicone series is an ideal material choice for high-reliability and safety-critical applications. We remain committed to delivering innovative, environmentally conscious, and high-performance silicone solutions. FAQQ1. How can I obtain an accurate project-specific quotation?A1. Provide these key details for a precise quote:Surface type (concrete/metal/composite) and conditionRequired dry film thickness (μm)Total coverage area (m2) with project drawingsEnvironmental exposure (marine/industrial/coastal)Packaging format (20L drums/IBC tanks/bulk)Delivery terms (FOB/CIF/DDP) and destination portCertification requirements (ISO/UL/EN)Q2. What OEM customization do you offer?A2. Full OEM services include:Custom formulation adjustments (viscosity/cure time)Private labeling with brand-specific packagingTechnical datasheet and SDS customizationBatch-specific QC documentationMinimum order quantity: 2 tons (negotiable for strategic partners)Q3. What are the application limitations?A3. Critical application parameters:ParameterOperating RangeAmbient Temperature5°C to 35°CSurface Temperature3°C above dew pointRelative Humidity≤85%Recoat Window2-4 hours (23°C/50%RH)Q4. How should samples be requested?A4. Sample protocol:Free 500g samples for color matchingPerformance test samples (1kg) available with nominal feeLead time: 3-5 working days domesticallyInternational samples shipped via DHL/FedEx at costCOMMERCIAL & LOGISTICSQ5. What is the product's shelf life?A5. Shelf life specifications:12 months in original sealed containersStorage conditions: ≤25°C/40% RH in ventilated warehousePost-opening: 3-month usability with nitrogen blanketingQ6. What certifications do you hold?A6. Current certifications:ISO 12944 (Corrosion Protection)GB/T 23446 (Chinese Waterproofing Standard)EN 1504-2 (Concrete Protection)Test reports available: NACE TM0304, ASTM D5894Q7. What are your production lead times?A7. Standard manufacturing timeline:Order VolumeStandard Lead TimeExpedited Service<5 tons7 working days3 days (+20% fee)5-20 tons10 working days5 days (+15% fee)>20 tons15 working days7 days (+10% fee)Q8. What payment terms do you accept?A8. Flexible payment options:New clients: 50% advance + 50% against B/L copyEstablished clients: 30-day L/C at sightProjects >$50k: Milestone-based paymentsPERFORMANCE & SUPPORTQ9. How does it perform in extreme climates?A9. Validated performance:Arctic: Maintains flexibility at -45°C (ASTM D746)Desert: UV resistance >10,000 hours (ISO 11507)Tropical: 100% humidity resistance (ASTM D2247)Seismic zones: Accommodates 5mm substrate movementQ10. What technical support do you provide?A10. Comprehensive support package:On-site application trainingDFT measurement equipment calibrationFailure analysis with lab testingAnnual coating integrity auditsQ11. Are eco-friendly formulations available?A11. Sustainable options:Zero-VOC version (≤5g/L)Recyclable packaging programGRS-certified bio-based raw materialsEPD (Environmental Product Declaration) availableQ12. How do you handle quality complaints?A12. Our 4-step resolution process:Sample collection within 48 hours of notificationLab analysis report in 5 working daysOn-site technical assessmentReplacement commitment: 30-day resolution guaranteeEXTENDED SUPPORT SERVICESColor Matching: Digital spectrophotometer service (ΔE<0.5)Project Calculation: Free consumption estimation softwareEmergency Response: 24/7 technical hotline (+86 XXX XXXX XXXX)Documentation: Customized O&M manuals with multilingual options

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