Product Overview
PL-360 and PL-460 represent the mid-tier performance level in our coal columnar series, delivering CTC activity above 60% for industrial environments with elevated organic vapor concentrations. Produced through the same precision extrusion and steam activation process as the PL-350/450 series, these pellets offer enhanced micropore development that translates to faster adsorption kinetics and longer service intervals.
The 3 mm PL-360 and 4 mm PL-460 configurations maintain the same high crush strength and uniform geometry, making them suitable for fixed-bed odor control, industrial ventilation, and process exhaust where moderate to heavy VOC loads are encountered. The improved CTC value provides a performance buffer for variable operating conditions without stepping up to premium solvent-recovery grades.
Key application areas
- Industrial VOC Capture — Handles higher-concentration organic vapors from chemical processing, coating operations, and printing exhaust where standard 50% CTC grades may experience premature breakthrough.
- Municipal & Industrial Odor Control — Treats sewerage, composting, and food waste off-gases containing complex sulfur and organic odor compounds.
- Paint & Coating Booth Exhaust — Provides extended capture capacity for solvent-rich spray booth streams, reducing changeout frequency during high-production periods.
- Ventilation System Protection — Integrates into HVAC and process building ventilation to protect worker health in environments with fluctuating organic vapor levels.
- Laboratory & Pilot Plant Exhaust — Offers reliable organic vapor capture for R&D and small-scale chemical production facilities.
Specifications
| Technical Specifications | PL-360 | PL-460 | Unit |
| CTC price | > 60 | > 60 | % -wt |
| Moisture content | < 5 | < 5 | % -wt |
| Column carbon diameter | 3 | 4 | mm |
| Stacking density | 440 ~ 480 | 440 ~ 480 | kg/m³ |
| Intensity | > 90 | > 90 | % |
| Size size> 8 order (2.36 mm) | > 95 | - | %-wt |
| Grain size > 6 Item (3.35 mm) | - | > 95 | %-wt |
Available particle size
- 3 mm
- 4 mm
Packaging
- The 20 kg / Package
- The 500 kg / Package
Key advantage
- Enhanced Capacity Buffer: CTC >60% delivers additional adsorption capacity that extends time-to-breakthrough compared to 50% CTC grades under identical loading, reducing maintenance windows.
- Consistent Extrusion Geometry: Uniform 3 mm and 4 mm pellets ensure predictable pressure drop and even flow distribution, simplifying vessel design and blower specification.
- Proven Coal Base Durability: Bituminous coal precursor provides >90% crush strength and thermal stability for reliable performance in heated exhaust streams.
- Flexible Application Range: Bridges the gap between general odor control and dedicated solvent recovery, eliminating the need to stock multiple carbon types.
How PL-360/460 Achieves Coal Columnar Carbon Enhanced VOC Removal
When organic vapor concentrations fluctuate above the baseline expected for general odor control—such as during high-production paint cycles, seasonal chemical processing peaks, or variable municipal sewer gas loading—standard 50% CTC grades may experience premature breakthrough, forcing unplanned maintenance and risking emission exceedances.
PL-360/460 addresses this capacity gap through extended activation protocols that develop additional micropore volume beyond the PL-350/450 foundation. The CTC >60% rating provides a measurable adsorption buffer: under identical face velocities and contaminant profiles, the enhanced pore network extends time-to-breakthrough by capturing more organics per pound of carbon. The 3 mm PL-360 optimizes mass transfer in rapid-cycling units, while the 4 mm PL-460 suits deeper beds where longer contact time improves capture efficiency. The uniform extrusion geometry ensures consistent pressure drop across the vessel cross-section, eliminating channeling that short-circuits lower-quality pellets.
PL-360/460 vs Entry-Level and Solvent-Recovery Grades
Entry-level PL-350/450 performs reliably for steady-state odor control but offers limited margin for load spikes, requiring more frequent changeouts when vapor concentrations rise. Solvent-recovery grades such as PL-380/480 (CTC >80%) or P-100 (CTC >100%) deliver superior capacity for high-value recovery operations, yet their premium pricing is difficult to justify in non-recovery exhaust applications where captured solvents are not reclaimed.
PL-360/460 bridges this gap as the coal columnar carbon enhanced VOC removal workhorse. It delivers the capacity buffer needed for variable industrial loading without stepping up to the price tier of dedicated solvent-recovery media. The robust bituminous coal structure withstands repeated thermal reactivation when regeneration is feasible, and the dual-diameter flexibility matches diverse vessel designs. Choose PL-350/450 for predictable, low-load ventilation; select PL-380/480 when solvent recovery economics justify premium capacity; choose coal columnar carbon enhanced VOC removal PL-360/460 for industrial exhaust and odor control with elevated but non-recovery organic vapor profiles.