اسناد و قرارداد مزایده عمومی اقلام ضایعاتی شماره ۱۱-ف-۱۴۰۳ شرکت آلومینیوم المهدی
جهت دانلود اسناد مزایده ، بر روی تصویر زیر کلیک نمایید
ویژگی های آلومینیوم
آلومینیوم دارای مقاومت مکانیکی بالا، مقاوم در برابر اکسیداسیون، چکش خوار، قابل انعطاف، شکل پذیر، ضدزنگ، هادی جریان الکتریسیته و رسانای خوبی برای گرما می باشد و به عنوان دومین...
نقش پارامترهای فیزیکی و شیمیایی آلومینا در فرایند هال – هرولت
چکیده: در طی سالیان متمادی ، تغییرات زیادی در فرایند هال – هرولت و تکنولوژی ذوب به وجود آمده است . از عمده‌ترین پیشرفت‌های فنی، تکنولوژیکی در صنعت تولید آلومینیوم…
Offer Hierarchical model to increase Quality of Service Financial Unit
Abstract: Today, the competition to improve service quality As a key strategic issue for organizations is well known. As regards Since the quality of discussion in almahdi hormozal aluminium semelter…
STUDY ON ANODE BAKING PARAMERES IN OPEN-TOP AND CLOSED-TYPE RING FURNACES
Abstract: Anode quality has strong impacts on the net carbon consumption in electrolysis cell and subsequently on aluminium production costs. Moreover, inasmuch as baking process is the most expensive step…
Adsorption of Fluoride Gases in Aluminum Production using Nano Technology
Abstract: HF,Cf4,C2F6 and SiF4 are the main gaseous fluorides evolved in the Hall-Heroult process. However, the major contributor of fluoride is HF. Since these gases are very toxic, they must…
Improve the performance of bag filter on preheating and calculate the amount of Fine and heat transferred
Abstract: The project has been tried that bag filter “J” performance improve on pre-heated in unit green anodes and Redirection can prevent the frequent stoppages. The difficulties is intensifying in…
Retrofit Upgrade of Center Break Cell Technology to Point Feeding Cell Technology Implementing Required Mechanical and Automation Changes
Abstract: Aluminium reduction cells have benefited from point feeding technology for a long time, but there are still smelters which are using the old technology of center break and center…
Establishing Fundamentals for Calculating Aluminum Factory’s Product Final Price by Implementing Level3 Automation
Abstract: This paper presents a sample Standard Level3 Automation implementation for improvement an Aluminum factory. Different approaches of an aluminum factory, the conditions of transferring information, the effect of these…
Determination of crystallite size and influence of coke calcinations level on CO2 reactivity and specific electrical resistance of coke
Abstract: The average crystallite size (LC) is an important property of carbon materials for aluminum electrolysis. LC is a useful factor to characterize the petroleum coke (PC) calcination level and…