Technical resourcesArticles 3 Reading 6–9min Updated 2026
Engineering notes for people specifying a line
The questions we answer most often, written out with the numbers attached. No gated PDFs, no email required.
Reply within 24h · mass balance included · no obligation
180+lines supplied0.5–3 t/hfinished carbon, five models15–25 don-site commissioning2 yrmechanical warrantyEngineer-written answers, not sales copy
Process8 min read
Steam vs chemical activation: which route fits your feedstock
Phosphoric acid gives higher yield at half the temperature. Steam costs more energy and returns a cleaner product. The choice is decided by your end market, not by the process.
2026-09-18Read →
Feedstock6 min read
How much coconut shell does one tonne of activated carbon need?
5.0–5.5 tonnes, and the range matters more than the average. Here is the full yield chain with the arithmetic you can check against your own supplier's numbers.
2026-08-30Read →
Equipment selection7 min read
Rotary kiln or Slep furnace: choosing between 1 and 3 t/h
Both are continuous. Both use steam. The difference shows up in turn-down ratio, feed tolerance and how many machines you need to hit your tonnage.
2026-07-22Read →
Sizing a line? Start with the mass balance.
Send the raw material, target tonnage and finished spec. You get a configuration, a utility schedule and a budget range — not a brochure.