High-Tear Hcr Solid Htv Silicone for Mold & Extrusion

Engineered for Extreme Mechanical Demands
Our High-Consistency Rubber (HCR) Solid HTV Silicone represents a significant advancement in durable elastomer technology, specifically formulated to withstand punishing mechanical stresses while maintaining exceptional performance across industrial applications. This premium-grade material combines revolutionary tear-resistant polymer architecture with versatile processing characteristics, delivering unprecedented durability in both molding and extrusion operations where material failure is not an option.

Breakthrough Material Science

• Exceptional Tear Resistance: 55 kN/m tear strength (Die B, ASTM D624) combined with ≥650% elongation at break ensures integrity under extreme deformation

• Extended Thermal Performance: Continuous service from -70°C to 300°C with retention of elastic properties, supporting applications from cryogenic environments to high-temperature processing

• Superior Mechanical Properties: Tensile strength of 14 MPa with compression set <10% after 22 hours at 200°C (ASTM D395)

• Advanced Reinforcement Technology: Nano-scale silica reinforcement system provides 40% improvement in abrasion resistance (ASTM D5963) compared to conventional HTV silicones

Industrial Application Excellence

• Heavy-Duty Molding Applications: Complex geometric molds requiring high demolding force without tearing or permanent deformation

• Precision Extrusion Profiles: Seals, gaskets, and specialized profiles maintaining dimensional stability through extrusion and vulcanization processes

• Automotive & Transportation: Engine mounts, vibration dampers, and sealing systems resistant to automotive fluids and extreme temperature cycling

• Industrial Machinery: High-wear components, conveyor belts, and industrial rollers requiring exceptional durability and heat resistance

• Food Processing Equipment: FDA-compliant grades for conveyor belts, sealing gaskets, and processing components with steam cleaning resistance

Processing Advantages

• Optimized Rheology: Controlled Mooney viscosity (ML 1+4, 121°C) range of 40-85 MU for both extrusion and molding applications

• Rapid Vulcanization: Efficient peroxide or platinum cure systems with cure times optimized for production efficiency

• Minimal Post-Cure Requirements: Reduced energy consumption with optimized polymer network formation during primary cure

• Excellent Flow Characteristics: Complete mold filling and detailed reproduction in complex tooling geometries

Performance Comparison

Technical Customization & Support

• Hardness Range: Shore A 30-90 with precision control (±2 points)

• Specialized Formulations: Electrically conductive, thermally conductive, or high-transparency versions available

• Regulatory Compliance: UL 94 V-0, FDA CFR 21 177.2600, ROHS, REACH, and NSF/ANSI 51 certifications

• Application Engineering: Technical support for process optimization, mold design, and extrusion die engineering

Quality Assurance & Supply Chain

• Certified Manufacturing: ISO 9001:2015, IATF 16949 certified production with statistical process control

• Material Consistency: Batch-to-batch consistency with full traceability and material certification

• Global Availability: Multiple production facilities supporting worldwide distribution with flexible packaging options

• Technical Documentation: Comprehensive technical data sheets, processing guides, and material safety data sheets