Cork-Rubber Composite Sheet & Production Process
- Core Composition:
60% Portuguese cork (Grade A, 0.5-1.2mm)
30% NBR rubber (70% ACN)
10% proprietary binders:ml-citation - Calendered Construction:
0.8-12mm thickness tolerance ±0.1mm:ml-citation - Vulcanization Process:
72hr @150°C in ISO 9001 facilities:ml-citation
Performance Specifications
Property | Value | Standard |
---|
Compression Set | ≤15% | ASTM D395 @70°C |
Thermal Range | -40°C to 120°C | Continuous |
Water Absorption | <5% vol | 24h immersion |
Fire Rating | UL94 HB | Class 0 HVAC |
Mechanical Characteristics:ml-citation
- Recovery rate: 92% after 5000 cycles
- Tensile strength: 7-10MPa range
- Shore A hardness: 55±5 points
Quality Assurance Protocol
- SEM microstructure analysis per batch:ml-citation
- 100% thickness verification
- Chemical resistance validation:
- pH 4-10 stability (28-day)
- ASTM Oil No.3 immersion:ml-citation
Industrial Application Data
Automotive Vibration Control:ml-citation
- 10-year engine mount service life
- 85% damping @ 200-500Hz
Marine & HVAC Performance
- Zero saltwater degradation:ml-citation
- 35dB noise reduction @1kHz
- UV-resistant outdoor use:ml-citation
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