... 1. 2.use: 1, winter construction engineering, 2 repair engineering, 3, illustr engineering, 4. hydraulic engineering, 5 bridge road engineering, 6 ... cement products, prefabricated components, high-strength pre-stressed concrete pile. 3. packing, shipping: Bagged cement 50kg net weight of each bag ... Min 350Initial timeFinally time 1 day3 day28 day1 day3 day 28 day Min25 Min18042.533.042.545.06.06.57.052 ...