Test very clearly shows that vacuum processing improves compressive strength and how vacuum affect the top and bottom part of the slab respectively.

Note that after just seven days the compressive strength  value of vacuum dewatered concrete will be the same as that of normal concrete after 28 days.

Fars Al Mazrooei Contracting L.L.C.                            Phone: +971-4-324 04 46
P.O. Box 112013, Dubai                                                  Fax:     +971-4-324 47 16
United Arab Emirates                                                    Email: fam_cont@eim.ae