- MK-20EZF
MK-20EZF-30/40 Extruded Fire Resistant Foamable Silicone Rubber
Key Advantages
Ultra-lightweight silicone foam material engineered for fire containment, achieving 0.3-0.5g/cm³ density (ISO 845) with closed-cell structure. UL94 V0 certified at 0.5mm thickness prevents flame propagation in EV battery packs, while smoke density ≤50 (ASTM E662)
Core Features
| Ultra-Light Density | 0.3-0.5g/cm³ (40% lighter than conventional foams) |
| Thermal Range | -60℃ to 200℃ operational stability |
| Fire Safety | UL94 V0 @0.5mm + GB8624 B1 certification |
| Compression Recovery | ≥85% resilience at 25% compression |
Applications
EV battery compartment fire barriers / ESS cabinet seals / Building expansion joint fillers
- MK-20ENF-30/40
Extruded HT Foamable Silicone Rubber (MK-20ENF-30/40)
Key Advantages
Industry’s first UL94 V0 foam combining 300℃ continuous service and 0.5g/cm³ density. Maintains >90% tensile strength retention after 300℃×72h (ISO 7619) with <25% compression set @250℃.
Core Features
| Ultra-Light Density | 0.3-0.5g/cm³ (40% lighter than conventional foams) |
| Dual Protection | UL94 V0 + IP68 waterproofing |
| Weathering Resistance | Zero chalking after QUV 3000h (ASTM G154) |
| Compression Recovery | ≥85% resilience at 25% compression |
Applications
Aero-engine thermal sleeves / Industrial oven seals / 5G radome cushioning
- MK-20ECZF-30/40
MK-20ECZF-30/40 (Extruded Low Compression Set FR Foam Silicone)
Key Advantages
Revolutionary 0.3-0.5g/cm³ foam delivering 10% compression set @200℃×70h (ASTM D395) with simultaneous 300℃/UL94 V0 performance. Ensures lifetime sealing in extreme environments.
Core Features
| Ultra-Light Density | 0.3-0.5g/cm³ (40% lighter than conventional foams) |
| Dual Protection | UL94 V0 + 300℃ rating + IP68 waterproofing |
| Long-Term Resilience | >80% recovery after 1500h continuous compression |
| Eco-Compliance | Halogen-free per RoHS/REACH |
Applications
High-speed train anti-vibration seals / Nuclear valve gaskets / Oil drilling fireproof layers
Technical Comparison Table
| Property | FR Foam (MK-20EZF) | HT Foam (MK-20ENF) | Low Compression Foam (MK-20ECZF) |
|---|---|---|---|
| Density (g/cm³) | 0.3-0.5 | 0.3-0.5 | 0.3-0.5 |
| Max. Temp | 200℃ | 300℃ | 300℃ |
| Compression Set (@200℃×70h) | 25-30% | 20-25% | 8-10% |
| Certifications | UL94 V0 @0.5mm RoHS | UL94 V0 @0.5mm RoHS | UL94 V0 @0.5mm + RoHS |