| Customization: | Available |
|---|---|
| CAS No.: | 68648-82-8 |
| Formula: | C4h5cl3 |
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Product Description
CPVC piping boasts an impressive array of properties that set it apart from traditional piping materials. First and foremost, CPVC piping has unrivaled temperature resistance, withstanding temperatures ranging from -40°F to 200°F (-40°C to 93°C). This makes it ideal for hot and cold water distribution systems, ensuring consistent performance without degradation.
In addition, CPVC pipe offers excellent chemical resistance to a wide range of acids, bases and solvents. This characteristic is critical in environments such as chemical processing plants and laboratories where harsh chemicals are frequently encountered. High-pressure resistance further enhances its versatility, making it suitable for plumbing systems, water distribution networks and other high-pressure applications.
Corrosion resistance is another major advantage of CPVC piping. Unlike traditional metal piping, which is prone to corrosion and rust, CPVC piping maintains its structural integrity over time, which reduces maintenance costs and extends the life of the piping system. In addition, CPVC piping is lightweight and easy to install, simplifying the installation process and minimizing labor costs.
| Property | Unit | Typical Value | Notes |
|---|---|---|---|
| Appearance | - | White to pale yellow powder/granules | Free-flowing, non-agglomerating |
| Bulk Density | g/cm³ | 0.50-0.65 | Depends on particle size distribution |
| True Density | g/cm³ | 1.50-1.58 | Measured by helium pycnometer |
| Chlorine Content | wt% | 63-69 | Higher than standard PVC (56.7%) |
| Moisture Content | % | ≤0.3 | After drying at 80°C for 2 hours |
| Volatile Matter | % | ≤0.5 | Includes residual VCM and solvents |
| Particle Size | mesh | 80-120 | Customizable for processing needs |
Thermal & Rheological Properties
| Vicat Softening Temperature | °C | 100-125 | ASTM D1525 (10N load) |
| Melt Temperature Range | °C | 190-230 | Processing window |
| Thermal Stability | min | ≥30 | At 200°C under nitrogen |
| Melt Flow Rate (MFR) | g/10min| 2-10 | 200°C/5kg, ASTM D1238 |
Combustion Characteristics
| Limiting Oxygen Index (LOI) | % | ≥60 | ASTM D2863 |
Key Notes:
1. All values represent unmodified base resin properties
2. Typical values may vary ±5% depending on:
·Chlorination degree (63-69% Cl)
·Molecular weight distribution
·Production process (suspension/water-phase chlorination)
3. Processing conditions (shear rate, temperature profile) significantly influence final performance
CPVC (Chlorinated Polyvinyl Chloride) for Doors and Windows: A High-Performance Engineering Material
CPVC (Chlorinated Polyvinyl Chloride) is an advanced thermoplastic polymer engineered through the chlorination of PVC resin. This modification enhances its thermal stability, chemical resistance, and mechanical strength, making it an exceptional material for manufacturing high-performance doors and windows. CPVC combines durability, sustainability, and design flexibility, positioning it as a superior alternative to traditional materials like wood, aluminum, and standard PVC.
Key Properties
CPVC doors and windows excel in extreme conditions due to their unique properties:
Thermal Resistance: With a heat distortion temperature (HDT) of up to 115°C (239°F), CPVC maintains structural integrity in both high-temperature environments and freezing climates, outperforming conventional PVC.
Flame Retardancy: CPVC is inherently self-extinguishing, meeting stringent fire safety standards (e.g., UL94 V-0), a critical feature for residential and commercial buildings.
Chemical & Weather Resistance: Resistant to UV radiation, acids, alkalis, and moisture, CPVC resists discoloration, warping, and corrosion even in coastal or industrial areas.
Dimensional Stability: Minimal thermal expansion ensures tight sealing and smooth operation of doors/windows across temperature fluctuations.
Applications in Door and Window Systems
CPVC is revolutionizing fenestration solutions with:
Energy Efficiency: Multi-chambered profiles and airtight seals reduce heat transfer, lowering HVAC costs and complying with global energy codes (e.g., ENERGY STAR®, LEED).
Noise Reduction: The material's density and vibration-damping properties cut outdoor noise by up to 50%, ideal for urban and high-traffic zones.
Low Maintenance: Unlike wood, CPVC requires no painting or sealing. It resists mold, termites, and rot, ensuring decades of service with simple cleaning.
Design Versatility: Available in customizable colors, wood-grain finishes, and glazing options, CPVC adapts to modern and traditional architectural styles.
CPVC (Chlorinated Polyvinyl Chloride) piping systems are increasingly favored by a wide range of industries for their unique combination of performance, safety and adaptability. One of its outstanding advantages is its low thermal conductivity, which minimizes heat loss in hot water applications. This feature ensures energy efficiency in heating systems, which reduces operating costs in the long term. In addition, CPVC pipes maintain a steady flow rate even at high temperatures, unlike metal pipes, which can be limited by internal scaling or corrosion.
Another key benefit is its sanitary design, making it ideal for potable water systems. cPVC does not leach harmful chemicals or harbor bacteria, ensuring that the water is pure and meets stringent sanitation standards, such as NSF/ANSI 61 certification. This makes it the preferred choice for hospitals, schools and residential plumbing where water safety is critical.
CPVC systems also offer excellent noise reduction. Unlike metal piping, which transmits vibrations and water hammer, CPVC piping's inherent vibration dampening properties create a quieter plumbing system. This is especially beneficial in multi-story buildings or in environments where noise disturbances are required to be minimized.
In retrofit projects, CPVC is perfectly compatible with existing systems. Its ability to integrate with traditional materials such as copper or steel through transition fittings simplifies the upgrade process and eliminates the need for a major overhaul of the entire system. This adaptability is applicable to both residential renovations and large-scale industrial retrofits.
CPVC's cost predictability over its lifecycle sets it apart. While the initial material cost may be comparable to metal alternatives, the long-term savings are significant due to the elimination of corrosion-related repairs, reduced downtime, and extended service life (often in excess of 50 years). This reliability, combined with ease of maintenance, makes CPVC a forward-thinking solution for modern infrastructure needs.
Packaging and Storage
PVC resin is commonly packaged in 25 kg polyethylene-lined bags (powder or granules) or customized formats based on client specifications. It must be stored in cool, dry environments away from direct sunlight, heat sources, and moisture to maintain stability. Proper storage ensures a shelf life of up to 12 months without significant degradation.
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