Concrete Accelerators and Retarders

Product name	Description	Type ASTM C494	Setting Time	Dosage (kg/m^3)
Admix RD	Retarder	B	Delay setting time by one hour	1 kg/m³
Admix RD Plus	Plasticizer & Retarder	D	Delay setting time by one hour	3.5 kg/m³
Admix AX	Accelerator	C	shortens setting time by one hour	6.5 kg/m³
Admix AX Plus	Plasticizer & Accelerator	E	shortens setting time by one hour	15 kg/m³

Product name

Description

Type ASTM C494

Setting Time

Dosage (kg/m^3)

Admix RD

Retarder

Delay setting time by one hour

1 kg/m³

Admix RD Plus

Plasticizer & Retarder

Delay setting time by one hour

3.5 kg/m³

Admix AX

Accelerator

shortens setting time by one hour

6.5 kg/m³

Admix AX Plus

Plasticizer & Accelerator

shortens setting time by one hour

15 kg/m³