Peramin® AL 200 and Peramin® AL 300 are refractory additives manufactured by Peramin. These 2 additives work as fluidifying agents in Low Cement Castables based on alumina and / or alumina spinel aggregates.
Peramin® AL 200 is designed to bring excellent placing properties and adequate working time at high ambient temperatures.
Peramin® AL 300 is designed to maintain the placing properties of the castable whilst simultaneously providing early strength development at low ambient temperatures.
In addition, Peramin® AL 200 & Peramin® AL 300 can be blended to meet the desired placing properties and hardening profile at a wide range of ambient temperatures.
Peramin® AL 200 & Peramin® AL 300 are efficient at an addition rate 0.1% of the total mix.

______________________________ Peramin® AL 200 __________ Peramin® AL 300_____
| Type | Fluid |
Rapid | ||
| Appearance | Off-white powder |
Off-white powder | ||
| Odour | None |
None | ||
| pH (10 % water dispersion) | 6.0 - 8.0 |
6.0 - 8.0 | ||
| Specific gravity g/cm3 | 1450 - 1550 |
1450 - 1550 | ||
| Bulk density g/cm3 | 550 - 750 |
550 - 750 | ||
| Shelf Life | 12 months |
12 months | ||
| Packaging | 15 kg bag
5 kg plastic bucket |
15 kg bag
5 kg plastic bucket |
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