masonry cement

It is crowned by large dome made up of masonry cement.

Then scrape and resurface the floor with latex masonry cement.

However, masonry cement is actually only portland cement and lime already mixed together.

Sometimes the ingredients are described as masonry cement (also called mortar cement) and sand.

Masonry cement and all three basic ingredients also can be purchased in bags if you prefer to mix mortar from scratch.

Mix three parts sand to one part masonry cement and mix only as much as you can work with in about 30 minutes.

You can make this by mixing type N masonry cement and masonry sand (do not use beach sand).

To tint new mortar to match surrounding joints, use colored masonry cement and powdered pigment, available at masonry-supply stores.

Masonry cements are used for preparing bricklaying mortars and stuccos, and must not be used in concrete.

Use colored masonry cement or add powdered pigment from a masonry supply store to tint new mortar to match surrounding joints if necessary.

For the final layer, blend two and a half parts masonry cement or waterproof white cement with three and a half parts sand.

The company makes Portland cements, flyash cements, masonry cements, oilwell cements and soil stabilizers.

Subtle variations of Masonry cement in the US are Plastic Cements and Stucco Cements.

"Blended cements" and Masonry cements may include large additions (up to 40%) of natural pozzolans, fly ash, limestone, silica fume or metakaolin.

To make it, blend one part masonry cement with three and a half parts masonry sand while gradually adding water until the mixture holds its shape without crumbling or slumping.

Conventional proportions for mortar are one part Portland cement, one part hydrated lime and six parts sand, or one part masonry cement and three parts sand.

There are different types of masonry cement (designated by the letters M, S, N and O, indicating the varying proportions of their ingredients) but type N is a good, all-purpose mix.

For large jobs, you can mix your own mortar from scratch to save money, using portland cement, hydrated lime and sand; or using masonry cement (a mixture of the first two ingredients, with additives) and sand.

That is done by grinding out the existing mortar to a depth of at least three quarters of an inch, flushing out the joint with water and then packing it with what is known as type S masonry cement.

For repointing most brickwork, conventional proportions to use when mixing mortar are one part masonry cement and three parts clean bank sand (never use beach sand, which contains salt and will ruin the mortar) or one part portland cement, one part hydrated lime and six parts sand.