|
Shotcrete Accelerating Admixture
SAA -7S
Description :
SAA -7S is an additive in powder
form which reacts with cement and decreases the
hardening time by producing heat.This is contrast to the
accelerators containing chloride.
SAA -7S is chloride free and complies
with ASTM C494 Type B
Uses:
-
Prefabricated concrete members
-
Concreting on slope surfaces
-
Quick repair work
Advantages:
-
Shortening mould time
-
Getting high initial strength
-
Avoiding concrete freezing
-
Reducing the risk of stress cracks
Dosage:
As different types of cement react in
different ways, it is advisable to find the exact dosage of
SAA -7S by preliminary test.The normal dosage is about 2%of
cement weight and in special cases up to 4 %.
Application:
Add SAA -7S to dry cement and
aggregates and mix for minimum 3 minutes.
Technical Data:
Type: Powder
Color: White
Bulk
Density: 1.3 kg/lit
Storage
condition: Dry
Shelf life: 6 months when
unopened
Packaging: 25 kg. Plastic bags
|
