Product Range

Admixture for Cement

SPECIFICATION
ASTM C494 TYPES B & D CRD - C87 TYPES B & D; BS 5075 IS-9103-79


DESCRIPTION

We at Perma constructions aid, are noted for Perma Retard, which is a liquid admixture for concrete based on refined Lingo sulphonates and Naphthalene formaldehyde blends. Our products helps in production of super plasticized and set retarded concrete to enable the delayed pouring of concrete after its production or to get over the problems arising during hot weather concreting. Being well known in that market, we can ensure that our Admixture for Cement-is of genuine quality that can be use for construction works.


PRIMARY USES
To produce concrete with delayed initial and final setting times.


ADVANTAGES
Use of Perma Retard in hot weather ensures continuous pours resulting in monolithic sound concrete. Improves ultimate strengths significantly. Helps saving in cements in rich mixes.


DIRECTIONS FOR USE
Perma Retard should be added to the concrete mix along with water in the desired dosage. Perma Retard should not be added to the dry mix.


DOSAGE
Field Trials should be carried out with the given cement and aggregates to arrive at optimum dosages for the desired property to be achieved. However for guidance we specify a range of 0.3 to 0.9 percent by weight of cement.


PROPERTIES

Form  Liquid
Colour Dark Brown / Black
Specific Gravity 1.19 at 25§C
Chlorides Free from any added chloride
Sulphates Nil
Nitrates Nil
Freezing Point  0§C. Can be reconstituted if stirred after thawing
Flash Point  None


HEALTH AND SAFETY
Perma Retard is not a health hazard or fire risk, spillages should be washed immediately to avoid stains and slipping.

 
PACKING
20 Litres, 100 Litres and 210 Litres drum.


SHELF LIFE
12 Months from the date of manufacture.