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APT <strong>ALU</strong>MINIUM NEWS 4 | 12-2009<br />

Reduction of lead times by 25 to 50 percent<br />

Elval live with Quintiq Company Planner<br />

Elval S.A., the sole Greek<br />

producer of rolled aluminium<br />

products, has gone live<br />

with the Quintiq Company<br />

Planner since April. To optimise<br />

the supply chain, the<br />

company is implementing<br />

an ambitious programme<br />

using also Quintiq’s Hot<br />

Mill, Cold Mill, Foil, Melt-<br />

Cast Schedulers and Routing<br />

Generator. Elval’s aim:<br />

to maximise capacity utilisation,<br />

to reduce inventory<br />

and to improve delivery<br />

performance. Elval uses as<br />

a backbone SAP, entirely<br />

integrated with the Quintiq<br />

solution.<br />

Elval produces aluminium<br />

foil for flexible packaging, lacquered<br />

can-end stock, coated<br />

aluminium strip for building<br />

and construction applications,<br />

as well as special magnesium<br />

alloys for shipbuilding,<br />

automotive and printing.<br />

In such a diverse production<br />

environment, world class<br />

planning and scheduling is<br />

an important success factor to<br />

maximize the performance of<br />

the plant.<br />

The processing of rolled<br />

aluminium products requires<br />

planning of various production<br />

flows, such as casting,<br />

hot- and cold-rolling as well<br />

Siemens supplies<br />

reversing rolling mill<br />

to China<br />

Chalco North East Light<br />

Alloy Company Ltd, a subsidiary<br />

of Chinalco, has<br />

ordered a single-pass reversing<br />

finishing mill with twin<br />

coiler from Siemens VAI<br />

Metals Technologies. The<br />

project is part of a hot and<br />

cold mill expansion which<br />

will be erected in Harbin.<br />

The order is worth some 13<br />

million euros and includes<br />

key electrical and mechanical<br />

components together<br />

with the automation and<br />

process technology. The<br />

new rolling mill is scheduled<br />

to start production<br />

in August 2011.<br />

Chalco North East Light<br />

Alloy (Chalco Nela), based<br />

in Harbin in the northern<br />

Chinese province of Heilongjiang,<br />

produces plate and<br />

sheet, strip, foil, tube and pipe<br />

from aluminium, magnesium<br />

and Al-Mg alloys. The<br />

company’s products are used<br />

mainly in aviation, transport<br />

and communication as well<br />

as the electronics and lighting<br />

industry. The new reversing<br />

mill will increase Chalco<br />

Nela’s strip production capacity<br />

by 210,000 tonnes per year<br />

and allow production of end<br />

products of increased hardness<br />

and reduced thickness at<br />

enhanced quality levels. The<br />

plant has been designed for<br />

rolling strip with a width of<br />

up to 2,100 millimeters at a<br />

speed of up to 363 meters per<br />

minute.<br />

The finishing mill comprises<br />

a 4-high stand with<br />

automatic hydraulic gauge<br />

control as well as positive and<br />

negative work roll bending.<br />

Siroll ISV Sprays are used for<br />

spray cooling. In addition to<br />

the mechanical equipment,<br />

Siemens will be supplying the<br />

entire automation system and<br />

the drive technology for the<br />

rolling mill as well as thickness<br />

and profile measurement<br />

systems and the sensor<br />

technology. The automation<br />

system embraces the basic<br />

automation, including the<br />

technological controllers and<br />

the operating and monitoring<br />

equipment.<br />

The scope of supply also<br />

includes the process automation<br />

equipment for the entire<br />

hot strip mill, which also<br />

comprises a reversing roughing<br />

mill to be supplied by a<br />

local vendor. This degree of<br />

system compatibility ensures<br />

a consistently high product<br />

quality. All the systems and<br />

components belong to the<br />

‘Siroll Alu’ integrated solution<br />

platform from Siemens for<br />

aluminium rolling mills. Siemens<br />

will also be responsible<br />

for commissioning the plant<br />

and training the customer’s<br />

personnel.<br />

Siemens to supply<br />

Siroll oiler to Alcoa<br />

Samara<br />

Siemens VAI Metals Technologies<br />

has received an order<br />

to supply a Siroll electrostatic<br />

oiler for a slitting line at the<br />

Alcoa Samara plant in Russia.<br />

This is the first Siroll oiler sold<br />

into Russia by Siemens VAI.<br />

The Siroll electrostatic<br />

oiler is designed to provide<br />

automated, non-contact,<br />

non-pressurized, protective<br />

or lubricating coatings (oil,<br />

wax or chemicals) to moving<br />

metal substrates, in strip<br />

or sheet form, accurately<br />

and effectively. The result is<br />

improved end product quality<br />

with reduced wastage and<br />

increased yield. Alcoa’s plant<br />

in Samara is Russia’s largest<br />

producer of fabricated aluminium.<br />

The plant is one of<br />

the two producing facilities of<br />

Alcoa Russia that combined<br />

hold about 50% of the domestic<br />

mill products market.<br />

Alcoa acquired its facilities in<br />

Russia in 2005 and has since<br />

invested about USD750 million<br />

for their total upgrade.<br />

www.industry.siemens.com<br />

as finishing to be both flexance, reducing lead times and ‘what if?’ scenarios. Comible<br />

and transparent. Plan- achieving consistent delivery menting the advantages of<br />

ners face multiple challenges dates while maximising pro- the Quintiq solution Periklis<br />

in this process. The Company ductivity and reducing inven- Tsahageas, the project’s man-<br />

Planner helps to map each tories.ager<br />

at Elval, says: “Within<br />

planning action including The Company Planner the first three months from<br />

specifications, delivery due and Scheduler consider Company Planner’s Finite<br />

dates, constraints and shift- changes in production – for Capacity Planning Go-Live,<br />

ing bottlenecks, as well as example material defects, the KPI measurement frame-<br />

planners’ decisions and their shutdowns and maintework has shown a reduction<br />

consequences. It plans job nance work – and allow of the manufacturing cycle<br />

orders created by the Routing daily (re)planning, real-time times by almost 30 percent<br />

Generator, which went live reporting and analysis of KPIs. for some products. During<br />

last year. With the solution In addition, it saves time in the last twelve months, deliv-<br />

components it is possible to developing or adapting plans ery lead times for some prod-<br />

improve delivery perform- and offers the modelling of ucts have been reduced by 25<br />

<strong>ALU</strong>_191X295_engl:Layout 1 24.08.2009 16:38 Uhr Seite 1<br />

<strong>ALU</strong>MINIUM 2010<br />

8 th World Trade Fair & Conference<br />

ROLLING<br />

The world’s number 1<br />

meeting place for aluminium<br />

innovations | products | technologies<br />

ideas | applications | networking<br />

14 - 16 September, Exhibition Centre Essen<br />

www.aluminium-messe.com<br />

Organiser: Institutional Patron: Partner:<br />

5<br />

percent and even 50 percent<br />

in some cases. Finally, the<br />

system has given us the ability<br />

to ‘predict’ the short-term<br />

future much more precisely<br />

than was possible before and<br />

take appropriate corrective<br />

actions.” Quintiq’s planning<br />

tools are widely used in the<br />

aluminium industry. The<br />

software company points to<br />

a market share of 35 percent<br />

of all rolled products, being<br />

planned by Quintiq worldwide.<br />

www.elval.gr

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