Metallurgical industry rotary kiln

Description: This series of rotary kilns is a large-scale calcination kiln with international advanced level jointly developed and researched by the company, Beijing Institute of Mining and Metallurgy, Changsha Institute of Mining and Metallurgy, Suzhou Institute of Non metallic Mineral Industry and other scientific research units. Compared with traditional kilns of the same specifications, this series of products has increased production by 30%, reduced heat consumption by 40%, and discharged flue gas temperature<250 ℃, making it easy to collect dust and meeting modern energy-saving, consumption reducing, and environmental protection requirements. Widely used in the calcination of products such as laterite nickel ore, active limestone, oxidized pellets, magnesium oxide, aluminum oxide, titanium dioxide, etc....

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This series of rotary kilns is a large-scale calcination kiln with international advanced level jointly developed and researched by the company, Beijing Institute of Mining and Metallurgy, Changsha Institute of Mining and Metallurgy, Suzhou Institute of Non metallic Mineral Industry and other scientific research units. Compared with traditional kilns of the same specifications, this series of products has increased production by 30%, reduced heat consumption by 40%, and discharged flue gas temperature<250 ℃, making it easy to collect dust and meeting modern energy-saving, consumption reducing, and environmental protection requirements. Widely used in the calcination of products such as laterite nickel ore, active limestone, oxidized pellets, magnesium oxide, aluminum oxide, titanium dioxide, etc.

Structural characteristics of rotary kiln

1. The design of the rotary kiln body fully considers the deflection support angle of the body, extending the service life of refractory bricks and castables.
2. Adopting large diameter and small aspect ratio idler bearings to improve reliability, the bearings are self-aligning bearings.
3. The new type of open gear cover sealing form has good sealing effect.
4. The laminated flexible seal of spring plates and the double-layer spring plate seal increase the insulation layer to improve reliability and service life.

Technical

Specification (meters) Φ5.5×115 Φ5.2×118 Φ4.85×75 Φ4.8×110 Φ4.6×100 Φ4.4×100 Φ4.0×90 Φ3.8×85
Production capacity (ton/day) 80-100 80-90 51-57.5 45-60 40-50 40-45 34-38 23-26
Kiln body inclination (%) 3.0 3.5 5.2 3.5 3.5 3.5 3.5 3.5
Number of supports (pieces) 4 5 4 4 4 4 4 4
Wheel blocking form Hydraulic pressure Hydraulic pressure Hydraulic pressure Hydraulic pressure Hydraulic pressure Hydraulic pressure Hydraulic pressure Hydraulic pressure
Kiln rotation speed Main transmission (RPM) 0.2-1.2 0.2-1.233 0.5-1.04 0.5-1.53 0.21-1.56 0.2-1.206 0.2-1.206 0.2-1.2
Auxiliary transmission (revolutions per hour) 6.7 7.85 6.59 9.9 7.85 7.93 7.93 7.9
main drive Motor Model YTSP400l1-6 YSNP450L1-6 YPT355M-6 YSNP450L1-6 YTSP355L-6 YPT355M-6 YSNP355M2-6 YSNP355M1-6
Rated power (kW) 315×2 355×2 200×2 355×2 250×2 200×2 160×2 132×2
Speed range (RPM) 160-980 160-980 470-980 300-980 120-1000 470-980 470-980 470-980
Rated voltage (volts) 380 380 380 380 380 380 380 380
Reducer Model P417-90 P320W-90 P316W-100 P318W-80 ZSY710-63 ZSY630-63 P312-71 P312-71
Total speed ratio 90 90 100 80 63 63 71 71
Auxiliary drive Motor Model Y200L-4 Y225S-4 Y225S-4 Y225S-4 Y225S-4 Y180L-4 Y180M-4 Y180M-4
Rated power (kW) 30×2 37×2 37×2 37×2 37×2 22×2 18.5 18.5
Rated speed (RPM) 1480 1480 1480 1480 1480 1480 1480 1480
Rated voltage (volts) 380 380 380 380 380 380 380 380
Reducer Model YNL340-16 YNL305-14 YNL305-14 YNL305-14 ZLY224-20 ZLY180-18 ZLY180-18 ZLY180-18
Total speed ratio 16 14 14 14 20 18 18 18
Total weight (excluding refractory bricks) (ton) 1675 1650 1160 1320 1060 912 756 705

label:冶金工业,回转窑,规格,米,5.5115,5.2118,4.