alfa cast 40

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 / 220
• Working time 15 min.
• Setting time 25 min
• Linear setting expansion 0,12%
• Flexural strength 7 N/sqmm
• Compression strength 20 N/sqmm

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