RTV-2 Liquid Silicone Rubber LSR for Coating

Advanced Coating Solution for Demanding Applications
Our RTV-2 Liquid Silicone Rubber represents a breakthrough in protective coating technology, specifically engineered to provide exceptional surface protection while maintaining flexibility and performance across extreme conditions. This two-component addition-cure system delivers superior self-leveling characteristics and rapid cure kinetics, making it ideal for both automated dispensing and manual application processes across various industries.

Technical Excellence & Performance Specifications

• Optimized Flow Characteristics: Viscosity range of 8,000-15,000 mPa·s enables uniform coverage on complex geometries with minimal sagging (≤0.5mm on vertical surfaces)

• Extended Service Temperature: Continuous performance from -65°C to +280°C, with short-term exposure tolerance to 320°C

• Exceptional Dielectric Properties: Dielectric strength ≥22 kV/mm, volume resistivity >10¹⁵ Ω·cm, and surface resistance >10¹⁴ Ω

• Rapid Cure Profile: Tack-free time of 25-45 minutes at 25°C with full cure achieved in 4-8 hours, accelerated to 15 minutes at 120°C

• Thermal Management Capability: Thermally conductive versions available with 1.2-3.0 W/mK performance for heat dissipation applications

Application-Specific Formulations

• Electronics Protection: Conformal coatings for PCBs, sensor encapsulation, and LED modules with UL 94 V-0 flame resistance

• Automotive Components: Under-hood coatings resistant to transmission fluid, brake fluid, and engine oils per SAE J20 standards

• Industrial Equipment: Anti-corrosion coatings for marine environments, chemical processing equipment, and outdoor installations

• Medical Devices: ISO 10993-5 compliant coatings for diagnostic equipment and wearable medical sensors

• Aerospace Applications: MIL-DTL-46183 certified coatings for avionics and satellite component protection

Processing Advantages & Manufacturing Efficiency

• Minimal Preparation Requirement: Excellent adhesion to metals, ceramics, and most plastics without primer (adhesion strength ≥2.5 MPa)

• Automation Compatibility: Consistent rheological properties support robotic dispensing, spray coating, and dip coating processes

• Vacuum Compatibility: Low outgassing characteristics (<0.5% TML, <0.1% CVCM) suitable for vacuum and space applications

• Repairability: Cured material can be selectively removed and reapplied without damaging substrates

Quality & Compliance Assurance

• Global Certifications: UL 94 V-0, ROHS 3.0, REACH SVHC, and ISO 10993-5 compliance documentation

• Batch Consistency: Advanced statistical process control ensures viscosity variation within ±3% between batches

• Traceability: Full material genealogy from raw silicone through to final packaging

• Performance Validation: Comprehensive testing reports including salt spray resistance (1,000+ hours), thermal cycling (-65°C to 280°C, 500 cycles), and hydrolytic stability

Economic & Operational Benefits

Customization & Technical Support

• Tailored Formulations: Adjustable hardness (Shore A 15-50), cure speed, and specific adhesion properties

• Color Options: Transparent, white, gray, or custom colors with ΔE<0.8 consistency

• Additive Packages: UV stabilizers, fungicides, or corrosion inhibitors for specialized environments

• Application Engineering: On-site technical support for process optimization and troubleshooting

Supply Chain Reliability

• Global Availability: Multiple manufacturing locations supporting North American, European, and Asian markets

• Packaging Flexibility: Standard 1:1 mixing ratio kits in 200ml cartridges, 5kg pails, or 20kg containers

• Shelf Life Stability: 12-month guaranteed shelf life with proper storage conditions

• Rapid Response: 48-hour sample program and 5-day production lead time for standard formulations