T/CPCIF 0226-2022 Industrial reflux thermolysis upgrade coke powder

Scope

Scope: This document specifies the terms and definitions, technical requirements, and test methods for rotary pyrolysis-enhanced coke powder used in industrial applications, as well as inspection rules, accompanying documents, transportation, and storage. This document applies to the quality assessment of rotary pyrolysis-enhanced coke powder produced using low-temperature pyrolysis technology in rotary reactors. Coke powder produced using other pyrolysis processes can be used as a reference. Main technical content: **Item Symbols** **Technical Requirements** **Test Methods** **First Grade** **Second Grade** **Third Grade** Water content, w/w, % Mt≤8.00 ≤12.00 ≤15.00 GB/T 211 Ash content, w/w, % Ad≤8.00 ≤12.00 ≤15.00 GB/T 212a or GB/T 30732 Volatile matter, w/w, % Vdaf≤12.00 ≤14.00 ≤15.00 GB/T 212b or GB/T 30732 Fixed carbon, w/w, % FCd≥82.00 ≥80.00 ≥78.00 GB/T 212b or GB/T 30732 Total sulfur, w/w, % St,d≤0.30 ≤0.50 ≤1.00 GB/T 214c or GB/T 2521 Heat value/MJ/kg Qnet,ar≥28.00 ≥25.00 ≥21.00 GB/T 213 Hardgrove Grindability Index (HGI) ≥60 ≥50 GB/T 2565 Reactivity (1100°C), w%α ≥95 GB/T 220 Thermal stability, w/w, %TS+6 ≥80 ≥70 ≥60 GB/T 1573 Alumina, w/w, %w(Al2O3) ≤2.00 ≤4.00 GB/T 1574 Phosphorus, w/w, %Pd ≤0.01 ≤0.05 GB/T 216 Total potassium and sodium, w/w, %w(K+Na) ≤0.12 ≤0.20 GB/T 1574a **Note**: - For arbitration methods, refer to GB/T 212. - For test methods, refer to GB/T 212. - For other specifications, refer to GB/T 214.

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