Lower transition zone
- Conventional configuration
- Silica-mullite red brickmagnesia-alumina composite spinel brickcurrent service life ≥8 months
- Jinxing recommended configuration
- JX special corundum composite brick —target service life ≥24 months
Kiln solutions
Kiln solutions
Choose a kiln type on the left to see its configuration on the right — no need to go back. Lime kiln subtypes switch in the right panel.
Dry-process cement rotary kiln
Refractories for new dry-process cement rotary kilns — conventional vs. recommended optimised configuration
Conventional configuration:
Recommended optimised configuration:
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Zone by zone
Burning zone
- Conventional configuration
- Magnesia-iron composite spinel brick —current service life ≥10 months
- Jinxing recommended configuration
- JX magnesia-iron composite spinel brick andspecial corundum composite brick laidin combination.target service life ≥24 months
Upper transition zone
- Conventional configuration
- Silica-mullite red brick, 1680 silica-mullitebrick, magnesia-alumina composite spinel brickcurrent service life ≥12 months
- Jinxing recommended configuration
- JX special corundum composite brick +lightweight corundum-mullite compositebrick, rotary-laidtarget service life ≥24 months
Preheating / calcining zone
- Conventional configuration
- Anti-spalling high-alumina brick, silica-mullite brick(type 1650), lightweight low-conductivitymullite brickcurrent service life ≥48 months
- Jinxing recommended configuration
- Special corundum composite brick + lightweightcorundum-mullite brick, spiral-laidtarget service life ≥60 months60-month warranty
Conventional vs Jinxing recommended configuration — service life
≥10 months
≥24 months
Kiln inlet (front)
≥10 months
≥24 months
Lower transition zone
≥10 months
≥24 months
Burning zone
An alternative with magnesia-iron composite spinel brick has a target service life of ≥12 months.
≥10 months
≥24 months
Upper transition zone
An alternative with magnesia-alumina composite spinel brick has a target service life of ≥12 months.
≥24 months
≥60 months
Preheating / calcining zone
≥24 months
≥48 months
Kiln outlet (rear)
≥24 months
≥36 months
Preheater
≥12 或 30 months
≥96 months
Kiln hood
≥24 months
≥48 months
Calciner
≥24 months
≥24 months
Tertiary air duct
≥30 months
≥96 months
Cooler
Recommended materials and masonry for a 5000 t/d cement clinker line
- 010–0.6 m and 73.2–74 m: JX high-strength corundum castable, service life ≥24 months and ≥48 months.
- 020.6–3 m: parallel masonry with JXSN-type special corundum composite brick, service life ≥24 months.
- 033–24 m: JXSN special corundum composite brick + JX magnesia-iron composite spinel brick, cross parallel masonry, service life ≥24 months.
- 0424–38 m: JXSN special corundum composite brick, rotary masonry, service life ≥24 months.
- 0538–73.2 m: JXSN special corundum composite brick + JX lightweight high-strength wear-resistant composite brick, rotary masonry, or JXSN special corundum composite brick + JX lightweight high-strength wear-resistant alumina-phosphate brick, rotary masonry, service life ≥60 months.
- 06Kiln hood and grate cooler: JX special corundum composite hanging assembly, service life ≥96 months.