An activation furnace is the core equipment for steam-activated carbon production. Its actual output varies greatly when processing coconut shell char, coal char and wood char. Many buyers only refer to nominal capacity and end up with a furnace that cannot match their production goals. This guide helps you size your activation furnace correctly by feedstock and product requirements.

Nominal Capacity vs Actual Working Output

Every rotary activation furnace has a marked nominal capacity, such as the JY‑1600 model rated at 150–250 kg/h. This is a range, not a fixed value. Actual output depends on activation temperature, material residence time and steam ratio. Higher-grade activated carbon with a high iodine value needs longer activation time and reduces hourly output.

Capacity Differences for 3 Common Raw Materials

Coconut Shell Activated Carbon

Coconut shell charcoal has a dense structure and requires longer activation to form micropores. For the JY‑1600 furnace:

• Medium-grade coconut carbon: 180–220 kg/h
• Premium high iodine value coconut carbon: 150–170 kg/h

Coal‑Based Activated Carbon

Coal char activates faster and delivers higher throughput for wastewater and waste gas treatment. For the JY‑1600 furnace:

• Standard coal-based carbon: 200–250 kg/h
• High-spec mesopore coal carbon: 170–200 kg/h

Wood‑Based Activated Carbon

Wood charcoal is light and easy to flow quickly through the furnace. Operators must slow down rotation speed. For the JY‑1600 furnace:

• Regular wood activated carbon: 160–210 kg/h
• High methylene blue wood carbon: 140–170 kg/h

Product Quality Affects Furnace Throughput

Better adsorption performance means lower output.

• Iodine value ≤1100 mg/g: Run near upper capacity limit
• Iodine value 1200–1300 mg/g: Medium output
• Iodine value 1400–1500 mg/g: Lower output

If you often switch between regular and premium carbon, reserve extra capacity margin.

Match Activation Furnace With Your Full Production Line

Do not select the furnace alone. Check upstream and downstream equipment:

• Carbonization furnace must supply enough char continuously.
• Drying, crushing and screening prepare qualified feedstock.
• Cooling, screening and packing machines should keep pace.
• Support steam boiler, power and flue gas treatment system.

Quick Sizing Advice

• Small startup plant (under 4 tons finished carbon per day): JY‑1600 external heating rotary activation furnace works well, easy for frequent start-stop.
• Medium and large factories (over 6 tons per day): Use multiple furnaces in parallel for stable production and convenient maintenance.

خاتمة

When choosing activation furnace capacity, raw material type and target carbon grade matter more than nominal data. Confirm your main feedstock, required carbon quality and daily target output first, then ask us for a matched model recommendation.