GPC-P High-Purity Coconut Shell Carbon | Air Purification & Gas-Phase Adsorption

High-purity coconut shell granular activated carbon with >80% CTC for air purification, VOC removal, and gas-phase filtration. Hard, low-dust 4×8 mesh pellets for HVAC, solvent recovery, and catalyst support applications.

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Product Overview

GPC-P is a premium coconut shell granular activated carbon engineered for high-performance air purification and gas-phase contaminant removal. Manufactured from select coconut shell charcoal through controlled carbonization and steam activation, it delivers an optimized pore structure with exceptional CTC activity for capturing volatile organic compounds, odorous substances, and sulfur-bearing gases in industrial and commercial air streams.

Unlike standard liquid-phase carbons, GPC-P is specifically tuned for vapor-duty. Its high CTC value indicates extensive transport pores that allow rapid diffusion of gas molecules into the adsorptive micropore network. The result is a hard, low-dust granular carbon that maintains consistent pressure drop and reliable service life in fixed-bed air handling vessels.

Specifications

Technical SpecificationsGPC-PUnit
CTC price> 80% -wt
Moisture content< 10% -wt
Ash content< 5%-wt
Intensity> 95%
Size size> 4 mesh (4.75 mm)< 10%-wt
Grain size < 8 Item (2.36 mm)< 5%-wt

Key Application Areas

  • Air Purification Systems — Removes trace organics, hydrogen sulfide, and mercaptans from process air and ventilation streams, protecting indoor air quality in commercial and industrial facilities.
  • HVAC & Building Ventilation — Controls odors and volatile contaminants in heating, ventilation, and air conditioning systems, ensuring comfortable and compliant indoor environments.
  • CO₂ Gas Purification — Polishes carbon dioxide streams by adsorbing residual hydrocarbons and sulfur compounds, meeting food-grade and industrial gas specifications.
  • Odor Control — Captures malodorous molecules including thiols and sulfides in wastewater treatment plants, food processing areas, and waste handling facilities.
  • Low-Boiling-Point Solvent Recovery — Adsorbs light solvents and VOCs from air streams in painting, coating, and printing operations, enabling cost-effective recovery or regulatory compliance.
  • Catalyst & Catalyst Support — Provides a high-purity, high-surface-area substrate for catalytic materials in chemical processing and environmental catalysis applications.
  • Chemical Processing — Purifies process gases and removes impurities in petrochemical, pharmaceutical, and specialty chemical manufacturing.

Key Advantages

  • High CTC Activity for Gas-Phase Performance: CTC >80% reflects extensive meso- and micropore development, delivering superior capacity for VOCs and light solvents. This extends bed life and reduces changeout frequency in continuous air-purification operations.
  • Hard, Low-Dust Granular Structure: >95% hardness ensures minimal attrition during handling, filling, and backwashing, maintaining bed integrity and preventing downstream contamination from carbon fines.
  • Optimized Coconut Shell Pore Structure: The natural micropore dominance of coconut shell carbon, combined with developed transport pores, enables rapid mass transfer of gas-phase contaminants without excessive pressure drop.
  • Consistent Sizing for Predictable Flow: Tight particle size distribution ensures uniform bed packing and even gas distribution across the vessel cross-section, simplifying engineering design and blower specification.

Available particle size

  • 4×8 Items ( 2.36 ~ 4.75 mm)
  • 6×12 Items ( 1.4 ~ 3.35 mm)
  • 30×70 Items ( 0.215 ~ 0.6 mm)

Packaging

  • The 20 kg / Package
  • The 500 kg / Package

  • Q
    What does the high CTC value mean for my air treatment system?
    A

    A CTC (carbon tetrachloride activity) above 80% indicates extensive pore development, which translates to high capacity for adsorbing organic vapors and solvents in gas-phase applications. This means longer service intervals and lower operating costs compared to lower-activity carbons.

  • Q
    Is GPC-P suitable for drinking water or wastewater treatment?
    A

    GPC-P is optimized for gas-phase and air-purification duty. For liquid-phase water treatment, we recommend our PSD-A0 or GAC series, which are specifically engineered for aqueous adsorption and backwashing regimes.

  • Q
    Can GPC-P be used in high-humidity air streams?
    A

    Yes. Coconut shell carbon naturally resists moisture competition better than many coal-based alternatives. For extremely humid streams, we recommend reviewing operating conditions with our technical team to ensure optimal bed design and capacity utilization.

  • Q
    What is the typical service life in HVAC odor-control applications?
    A

    Service life depends on contaminant concentration, airflow rate, and humidity. Under typical commercial HVAC conditions with moderate VOC and odor levels, expect 12–24 months before breakthrough. We offer technical support for system-specific estimates.

Packaging & Shipping

Packaging:

To meet diverse customer requirements, our activated carbon is available in multiple packaging options:

  • 20 kg/bag – Ideal for laboratory use, pilot testing, and small-scale applications.
  • 500 kg/bag – Bulk packaging designed for large-scale industrial production.
  • Customized packaging available upon request.

All packages are engineered to maintain quality and prevent moisture absorption.

Shipping:

  • Fast delivery within 15-30 days
  • Export standard packaging
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