Physical Requirement for Fly Ash based PPC (Portland Pozzolana...
When a fly ash based Portland Pozzolana cement is tested for its physical requirements, then it must satisfy the following specifications given by IS 1489-Part 1. The fineness value of fly ash based...
View ArticlePhysical Requirement for Calcined Clay based PPC (Portland Pozzolana...
When a calcined clay based Portland Pozzolana cement is tested for its physical requirements, then it must satisfy the following specifications given by IS 1489-Part 2. The fineness value of fly ash...
View ArticlePhysical Requirement for Grade PSC (Portland Slag Cement)-(IS-455)
When a Portland Slag cement is tested for its physical requirements, then it must satisfy the following specifications given by IS 12269. The fineness value of PSC when tested by Blaine’s air...
View ArticleWHAT IS BLENDED CEMENT AND WHAT ARE ITS ADVANTAGES?
What is Blended Cement Blended cement is obtained by mixing OPC with mineral admixtures or additives like fly ash, slag or silica fumes. Blended cements are now being considered superior as compared to...
View Article20+ DIFFERENT TYPES CEMENTS AVAILABLE IN INDIA AND CORRESPONDING IS STANDARDS
Types Of Cement and Respective Indian Standards SlNo Types Of Cement Reference Indian Standard 1 Ordinary Portland Cement 33 Grade IS:269 2 Ordinary Portland Cement 43 Grade IS:8112 3 Ordinary Portland...
View ArticleWHAT IS STANDARD SAND USED FOR CMENT TEST?
Reference IS: 650 – Standard sand for testing cement – specification Standard Sand Standard sand is used to assess the quality of cement, lime, pozzolana and other mineral admixture used in...
View ArticleWHAT TO CONSIDER WHILE USING PPC, BFSC OR MINERAL ADMIXTURE IN CONCRETE?
Points to Consider Mixing of mineral admixtures with OPC at site should not normally be permitted. However for projects requiring use of blended cement from durability and strength considerations,...
View ArticleTECHNICAL ISSUES RELATED TO HIGHER GRADE TMT BARS
Some Issues in the Usage of Fe- 500 or Higher Grade TMT Steel Bars in Residential Buildings Some contractors report a tendency among few design Engineers to specify Fe-500 or higher grade steel in...
View ArticlePPC or PORTLAND POZZOLANA CEMENT
Portland Pozzolana Cement 1. Pozzolana Pozzolana is a volcanic powder found in Italy near Vesuvius A pozzolanic material is essentially a siliceous or aluminous material which possess no cementitious...
View Article4 PRIMARY CEMENT COMPOUNDS & THEIR ROLES
Compounds of Cement About 90-95% of a Portland cement is comprised of the four main cement minerals, which are C3S, C2S, C3A, and C4AF, with the remainder consisting of calcium sulphate, alkali...
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