Phenolic Insulation Board
Rubber Foam Board
Phenolic Pipe Insulation Section
PTFE gasket
PTFE Packing
Fireproof and Corrosion-resistant Phenolic Pipe Shell for Chemical Pipelines
Engineered for aggressive chemical environments, our Fireproof & Corrosion-Resistant Phenolic Pipe Shell provides unmatched protection for industrial pipelines handling acids, alkalis, and solvents. Combining military-grade chemical resistance with Class A fireproof performance, this specialized insulation system ensures operational safety and energy efficiency in petrochemical plants, pharmaceutical facilities, and industrial processing units.
Core Performance Features
1. Extreme Chemical Resistance
Fully inert phenolic core resists:
• Concentrated acids (H2SO4, HCl, HNO3)
• Caustic solutions (NaOH, KOH)
• Organic solvents (acetone, ethanol)
Optional PTFE/FEP laminated facings for additional chemical barrier
2. Certified Fire Protection
Class A1 fire rating (EN 13501-1)
Zero flame spread with smoke density <5% (ASTM E662)
900°C integrity rating for 120+ minutes
3. Thermal & Mechanical Stability
0.023 W/m·K thermal conductivity maintained in chemical vapor environments
200kPa compressive strength withstands industrial impacts
-196°C to +180°C operational range (cryogenic to high-temp processes)
Technical Specifications
Density: 60-70kg/m³ (reinforced grade)
Thickness: 30-150mm (customizable)
Facings: SS316/PTFE/ceramic fiber (select based on chemical exposure)
Joint System: Chemical-resistant mastic sealed
Installation Advantages
✓ Pre-fabricated segments for pumps, valves, and flanges
✓ Explosion-proof static control versions available
✓ 50% faster installation than acid-proof wrapping systems
Complies with:
• ASME C1763 (chemical plant insulation)
• NACE SP0198 (CUI prevention)
• ISO 23993 (fire performance)
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