تحقیق درباره مواد افزودني بتن

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تحقیق درباره مواد افزودني بتن

تحقیق درباره مواد افزودني بتن

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فرمت فایل: word
(قابل ویرایش و آماده پرینت)
تعداد صفحات:14
 
 
قسمتی از متن فایل دانلودی:
 
«مواد افزودني بتن»
 
چكيده:
 
با وجود آنكه مواد افزودني مثل اجزاي تشكيل دهندة بتن مثل سيمان، ماسه و آب جزء اجزاي اصلي نباشد ولي به مقدار زيادي در بتن استفاده مي شود. لذا جزء اجزاي مهم بوده و كمتر مي توان از آن چشم پوشي كرد.
 
معمولاً بجاي آنكه از يك سيمان بخصوصي كه تمامي خواص مورد نظر…

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