Perlite Concrete Mix Designs

For most uses to maintain.

Perlite concrete mix designs.

5 3 job mixing perlite insulating concrete should be mixed in a mechanical. The 1 6 mix has been used most for lightweight concrete roof deck applications and the 1 4 mix for interstitial floors. There are a number of different perlite concrete roof deck designs that offer fire ratings from 1 hour. The lower the density the higher the insulating value.

The lower the density the higher the insulating value. 704 279 2325 perlite concrete mix design fax. Typical u values range from 1 19 w m k for a 50 mm 350kg m to 0 6 w m k for a 100 mm thick roof deck. Perlite insulating concrete consists of an appropriate mixture of portland cement perlite aggregate and water.

The air entraining agent produces countless tiny air bubbles in the concrete which reduces the density increases the yield and contributes to the insulation factor of the dry concrete. Important in successful perlite concrete construction. This product guide contains various mix designs for lightweight concrete utilizing perlite as the primary aggregate which may be used as stated or as a starting point for your own custom mixes. Perlite concrete can be made with a dry density of 320 kg m3 or with the addition of sand or other aggregates up to 1440 kg m3.

Perlite concrete can be made with a dry density of 20 lb ft 3 320 kg m 3 or with the addition of sand or other aggregates up to 90 lb ft 3 1440 kg m 3. These include lightweight tile mortar statuary decorative stone. Box 158 gold hill nc 28071 phone. Insulating values of a perlite concrete roof deck depends on the density of the concrete mix that is prepared.

The cement to aggregate ratio is for cubic feet using the old standard 1 ft3 sack of cement. Perlite lightweight concrete is used in many different applications as diverse as lightweight tile mortars garden sculptures decorative bricks to gas. Perlite lightweight concrete is used in many different applications. This guide gives basic mix designs which may be used as stated or as a starting point for your own custom mixes.

Perlite concrete can be made with a dry density of 320 kg m3 or with the addition of sand or other aggregates up to 1440 kg m3. To make a simple planter with perlite concrete find two molds of different sizes. Although many uses could be described in greater detail the most common and well established use has been for insulating flat roof decks. Physical properties of perlite concrete vary according to mix designs.

Add 1 to 2 inches of the concrete mix to the bottom of the larger mold container place the smaller container inside the larger container and fill in the space between the two containers with the wet perlite concrete mix. Below is a chart with mix design information. This is in comparison to sand and gravel concrete which weighs 140 to 150. Perlite concrete offers many advantages beyond its light weight.

Its weight can be varied in the range of 20 to 50 pounds per cubic foot depending on the mix design selected.