properties Archives - Construction materials online store, Bangalore https://www.buildmaadi.com/blog/tag/properties/ Sat, 06 Jun 2020 09:47:11 +0000 en hourly 1 https://wordpress.org/?v=7.0.2 https://www.buildmaadi.com/wp-content/uploads/2019/10/cropped-Site-Icon-3-32x32.png properties Archives - Construction materials online store, Bangalore https://www.buildmaadi.com/blog/tag/properties/ 32 32 Physical and Chemical properties of PPC Grade cement https://www.buildmaadi.com/blog/physical-and-chemical-properties-of-ppc-grade-cement/ https://www.buildmaadi.com/blog/physical-and-chemical-properties-of-ppc-grade-cement/#comments Sat, 06 Jun 2020 09:45:12 +0000 https://www.buildmaadi.com/?p=908 Learn about the physical and chemical properties of PPC cement. Check whether your cement brand adheres to these Indian standards.

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]]> Portland pozzolana cement also abbreviated as PPC Cement. We recommend you to check whether the PPC cement brand that you purchase adhere to IS code.

Physical properties of PPC cement:
Sl. NoCharacteristicsRequired Value
(Specified by IS Code)
1.Fineness (by Blaines apparatus)Not less than 300 m2/Kg
2.Soundness
a) Le Chatelier methodNot more than 10 mm
b) Autoclave testNot more than 0.8%
3.Setting time
a) Initial setting time in minutesNot less than 30
b) Final setting time in minutesNot less than 600
4.Compressive strength
a) 72 +/- 1 hour (3 days)Not less than 16 MPa
b) 168 +/- 2 hours (7 days)Not less than 22 MPa
c) 672 +/- 4 hours (28 days)Not less than 33 MPa
5.Drying shrinkage %Not more than 0.15
Chemical properties of PPC cement:
Sl. NoCharacteristicsRequired value
1.Total loss on ignition (% by mass)Not more than 5.0
2.Magnesia (% by mass)Not more than 6.0
3. Insoluble residue (% by mass)Not more than x + 4(1000 – x)/ 100
4. Sulphuric anhydride %Not more than 3.5%
5.Total chloride content %Not more than 0.10%

IS Code of PPC cement is IS: 1489-1 (Read more)

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]]> https://www.buildmaadi.com/blog/physical-and-chemical-properties-of-ppc-grade-cement/feed/ 1 What are the physical and chemical properties of OPC 53 Grade cement? https://www.buildmaadi.com/blog/physical-and-chemical-properties-of-opc-53-grade-cement/ https://www.buildmaadi.com/blog/physical-and-chemical-properties-of-opc-53-grade-cement/#respond Sat, 06 Jun 2020 09:16:43 +0000 https://www.buildmaadi.com/?p=901 This article clearly defines the physical properties and chemical composition required by OPC 53 grade cement to adhere to the Indian standard code.

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]]> Before purchasing any 53 Grade cement, it is highly recommended to check whether the cement properties of that brand adhere to the Indian Standard codes.

Physical properties of OPC 53 Grade cement:
Sl. NoCharacteristicsRequired Value
(Specified by IS Code)
1.Fineness (by Blaines apparatus)Not less than 225 m2/Kg
2.Soundness
a) Le Chatelier methodNot more than 10 mm
b) Autoclave testNot more than 0.8%
3.Setting time
a) Initial setting time in minutesNot less than 30
b) Final setting time in minutesNot less than 600
4.Compressive strength
a) 72 +/- 1 hour (3 days)Not less than 27 MPa
b) 168 +/- 2 hours (7 days)Not less than 37 MPa
c) 672 +/- 4 hours (28 days)Not less than 53 MPa
Chemical properties of OPC 53 Grade cement:
Sl. NoCharacteristicsRequired value
1.Loss on ignition %Not more than 4.0%
2.Magnesia %Not more than 6.0%
3. Insoluble residue %Not more than 4.0%
4. Sulphuric anhydride %Not more than 3.5%
5.Total chloride content %Not more than 0.10%
6.Net proportion of lime to Silica, Alumina and Iron oxide0.80 – 1.02%
7.Net proportion of Alumina to Iron oxideNot less than 0.66%

IS Code of OPC 53 Grade cement is IS: 12269 (Read more)

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]]> https://www.buildmaadi.com/blog/physical-and-chemical-properties-of-opc-53-grade-cement/feed/ 0 What are the physical and chemical properties of OPC 43 Grade cement? https://www.buildmaadi.com/blog/what-are-the-physical-and-chemical-properties-of-opc-43-grade-cement/ https://www.buildmaadi.com/blog/what-are-the-physical-and-chemical-properties-of-opc-43-grade-cement/#comments Sat, 06 Jun 2020 09:01:28 +0000 https://www.buildmaadi.com/?p=893 In this article, we have clearly explained what are the physical and chemical characteristics required in 43 OPC grade cement.

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]]> The quality of the construction can be easily evaluated by the quality of the materials (like cement) used to build it. And the quality of the cement grade is defined by its chemical and physical properties.

Before purchasing any cement, it is highly recommended to check whether the cement properties of that brand adhere to the Indian Standard codes.

Physical properties of OPC 43 Grade cement:
Sl. NoCharacteristicsRequired Value
1.Fineness (by Blaines apparatus)Not less than 225 m2/Kg
2.Soundness
a) Le Chatelier methodNot more than 10 mm
b) Autoclave testNot more than 0.8%
3.Setting time
a) Initial setting time in minutesNot less than 30
b) Final setting time in minutesNot less than 600
4.Compressive strength
a) 72 +/- 1 hour (3 days)Not less than 27 MPa
b) 168 +/- 2 hours (7 days)Not less than 37 MPa
c) 672 +/- 4 hours (28 days)Min -43 MPa, Max -58 MPa
Chemical properties of OPC 43 Grade cement:
Sl. NoCharacteristicsRequired value
1.Loss on ignition %Not more than 4.0%
2.Magnesia %Not more than 6.0%
3. Insoluble residue %Not more than 4.0%
4. Sulphuric anhydride %Not more than 3.5%
5.Total chloride content %Not more than 0.10%
6.Net proportion of lime to Silica, Alumina and Iron oxide0.66 – 1.02%
7.Net proportion of Alumina to Iron oxideNot less than 0.66%

IS Code of OPC 43 Grade cement is IS: 8112 (Read more)

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