alfa cast 25
It’s a particularly resistant gypsum with a great absorbing power and with a very low setting expansion. It is indicated in the ceramic sector for the production of casting and lathe molds.
- Water / powder ratio 100 / 190
- Working time 15 min.
- Setting time 25 min
- Linear setting expansion 0,07%
- Flexural strength 9 N/sqmm
- Compression strength 28 N/sqmm
declarations of performance
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