Solución al Caso: Jet Airways

Solucion al Caso JET Airways

1) Titulo:

Aerolínea experimenta crisis durante recesión, despide y recontrata 1900 Empleados.

2) Introducción:

Durante la recesión de 2008 laAerolínea asiática Jet Airways experimento una crisis y una gran pérdida económica en la antesala y precedida de un largo periodo de tiempo de gran crecimiento, alianzas y reconocimiento como una de lasmejores aerolíneas asiáticas, esto en gran medida por un

FURNACE LOADING:

QTC Representative traveled to TAMSA Mill #2 in order to the First Witness activities at LACO area.

Verified quantity the billets per heat that were loaded in the Preheating furnace.

Details:

HEAT BILLETS (pcs) KIND OF BILLETS LENGTH (mm)

79379 91 Simple 2040

79380 97 Simple 2040

79381 80 Simple 2040

79378 108 Simple 2040

The Preheating furnace is composed of two zones, the zone number one us called “heating” and zone number 2 is called “soaking”.

Temperatures in the preheating furnace are follows:

Zone #1 (°C) Zone #2 (°C)

1091 1105

The permanence of the billets in the preheating furnace is one hour (average).

Once the Billets leaving the preheating furnace, immediately enter to the Rotary Furnace, which consists of nine Zones with the next temperatures (°C):

Zone #1 Zone #2 Zone #3 Zone #4 Zone #5 Zone #6 Zone #7 Zone #8 Zone #9

1121 1228 1282 1302 1301 1284 1295 1278 1282

The permanence of the billets in the Rotary Furnace is three hours (average).

The temperature of the billets to the Rotary Furnace exit is 1271 °C (average).

The Cycle Time once out of the Rotary Furnace between a billet and the following is 49.85 seconds.

ROLLING:

After loaded, continues the Rolling process, which it was performed according to the internal procedure PRD00804.

In resume, the process consist on piercing of the billet to form a shell on a cross-rolling mill, rolling the shell into a mother tube on a longitudinal retained mandrel MPM, followed by an extracting or extracting / sizing mill.

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