METHODS MANUAL OF CHEMICAL TESTS FOR HYDRAULIC CEMENT (IS: 4032-1985)

METHODS MANUAL OF CHEMICAL TESTS FOR  HYDRAULIC CEMENT (IS: 4032-1985) PARTIAL ANALYSIS   Determination of Free-Lime              The Free Lime analysis of Clinker & Cement sample is done Chemicals Required: 1. Ethylene Glycol: Concentrated Bromocresol Green: 0.1gm of Bromocresol Green                  powder in 100ml absolute alcohol. 0.1N Hydrochloric Acid: 8.5ml conc.HCl in + 991 […]

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Raw mix characteristics – K.P.Pradeep kumar

Raw mix characteristics – K.P.Pradeep kumar   What is cement ? Factors influencing the cement quality Process flow sheet Characteristics of raw meal Chemical composition of cement raw materials and mix Physical characteristics of Raw meal Particle size & Particle size distribution Optical micrograph and super imposed size analysis of quality audit standards Minerals in […]

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Effect of Minor Elements on Clinker and Cement by Javed I. Bhatty

Effect of Minor Elements on Clinker and Cement by Javed I. Bhatty Senior Scientist, CTLGroup, 5400 Old Orchard Road, Skokie, Illinois 60077 847.972.3082, jbhatty@ctlgroup.com   The effect of minor elements on the production and performance of portland cement have been presented in this report. The elements studied are lead, molybdenum, antimony, copper, cadmium, beryllium, titanium, […]

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Raw Mix Calculation for three & Four Component Mix.

Raw Mix Calculation for three &  Four Component Mix (by Ted Krapkat BAppSc(Chem).  – Cement Australia)     to Download the Excel sheets please download them from this group https://www.facebook.com/groups/1657539237874291/         To solve a four component raw mix calculation requires four simultaneous equations of the form; a*W + b*X + c*Y + […]

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GYPSUM SET POINT ACCORDING TO SO3 REQUIERMENT

GYPSUM SET POINT ACCORDING TO SO3 REQUIREMENT     SO3 REQUIREMENT = 1.8% =(X – Y) / Z X = REQUIRED % SO3 IN CEMENT (1.8%) Y= SO3 % AGE IN CLINKER(0.4 TO 0.5%) Z = SO3 %AGE IN GYPSUM   (41 TO 42 %) X – Y / Z =(1.8/100) – (0 .4/100 ) / […]

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Basic Cement Chemistry

Basic Cement Chemistry Learning Objectives Know the meaning and the way of presentation of chemical and mineralogical composition of cement specific materials Know the chemical moduli applied for cement specific materials Know the Bogue-calculation for clinker mineral phases and the relationship with chemical moduli Chemical Composition Chemical Formulae Mineralogical Composition Chemical Parameters for Cement-Specific Materials […]

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