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PL-350/450
purestar
PL series pelletized activated carbon adopts selected high-quality bituminous coal as raw material, processed through crushing, grinding, extrusion molding and deep steam activation to form a uniform cylindrical structure with high mechanical strength. With CTC adsorption value over 50%, it provides reliable adsorption capacity for medium-low concentration VOCs and odorous gases.
The high hardness pellet structure resists abrasion under long-term airflow scouring, produces less dust, and maintains stable bed resistance. PL-350 (3mm diameter) and PL-450 (4mm diameter) are available to match different gas velocity and pressure drop requirements of various industrial waste gas and ventilation systems.
Parameter | PL-350 | PL-450 | Unit |
|---|---|---|---|
CTC adsorption value | > 50 | > 50 | %-wt |
Moisture content | < 5 | < 5 | %-wt |
Extruded carbon diameter | 3 | 4 | mm |
Bulk density | 470 ~ 500 | 470 ~ 500 | kg/m³ |
Hardness (Strength) | > 90 | > 90 | % |
Particle size > 8 mesh (2.36 mm) | > 95 | - | %-wt |
Particle size > 6 mesh (3.35 mm) | - | > 95 | %-wt |
3 mm
4 mm
20 kg/bag、500 kg/bag
High Mechanical Strength
Excellent abrasion resistance, low fine powder generation under long-term airflow scouring, suitable for frequent adsorption-desorption cycles.
Reliable VOC Adsorption Capacity
Effective removal of hydrocarbons, benzene, esters and other common volatile organic compounds and odorous gases.
Standard Pellet Diameter Options
Available in 3mm (PL-350) and 4mm (PL-450), flexible selection based on system airflow and pressure drop design.
Uniform Bed Resistance
Regular cylindrical particles with uniform gap, stable pressure drop, avoids channeling effect and local premature breakthrough.
Light-Duty Industrial VOC & Odor Control: Manufacturing facilities with moderate volatile organic compound emissions need reliable, economical treatment. PL-350/450's ≥50% CTC value and high-strength pellet structure provide consistent adsorption for hydrocarbons, benzene and esters without the premium cost of high-CTC recovery grades.
Kitchen & Restaurant Exhaust Oil Fume: Cooking operations generate greasy fumes and odorous compounds that clog standard filters. PL-350/450's smooth pellet surface resists oil adhesion and maintains stable bed resistance, extending filter element service life in food service ventilation.
Paint Spray Booth Pre-Treatment: Spray operations release paint mist and solvent vapors. PL-350/450 captures organic solvent vapors as a pre-treatment or standalone stage, protecting downstream equipment and meeting basic emission requirements.
General Ventilation & Laboratory Exhaust: Central ventilation systems and laboratory fume hood exhaust require routine air purification and odor control. PL-350/450's low pressure drop and stable bed characteristics make it ideal for continuous unattended operation.
High-strength forming process with significantly lower wear rate than ordinary granular carbon for longer service life in high-flow gas systems.
Stable bed resistance suitable for long-term continuous operation ventilation and waste gas systems, reducing fan energy consumption fluctuation.
Cost-effective solution for conventional industrial VOC and odor treatment balancing treatment effect and operation cost.
Produced in strict accordance with GB/T 7702-2008 national standard for stable batch quality and reliable performance.
PURESTAR adheres to strict quality control and international certification standards. Our authentic certifications include:
ISO 9001: Quality Management System
ISO 14001: Environmental Management System
ISO 45001: Occupational Health & Safety Management System
NSF: Certified for drinking water safety & sanitation
HALAL: Certified for food-contact applications
MSDS (Material Safety Data Sheet) available upon request
COA (Certificate of Analysis) provided with every shipment
All products undergo strict quality inspection to deliver stable, reliable performance for global customers.
10+ years of experience in activated carbon manufacturing and export
Stable production capacity ensuring reliable supply for bulk orders
Strict quality control system from raw material to final product
Customized solutions based on different industrial applications
Fast response within 12–24 hours for all inquiries
Professional technical support for product selection and application guidance
Q: What is the difference between PL-350 and PL-450?
A: PL-350 has 3mm pellet diameter with smaller particle gap and slightly higher pressure drop, suitable for low-flow fine purification. PL-450 has 4mm diameter with lower bed resistance, suitable for high-flow large-air-volume systems. Both share the same CTC adsorption level. For higher CTC needs, consider PL-360/PL-460.
Q: Can PL series be thermally regenerated?
A: Yes, PL series high-strength pellet carbon supports thermal regeneration. After saturation, most adsorption capacity can be restored through high-temperature desorption, suitable for industrial continuous production systems. For frequent regeneration, PL-380/PL-480 offers better desorption performance.
Q: What is the difference between PL and P series pellet carbon?
A: PL series focuses on industrial VOC and odor treatment with high strength and cost performance for large-air-volume systems. P series has higher CTC value, more suitable for solvent recovery and high-concentration organic gas treatment.


