cement retarder
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ZS-Cement Retarder prolongs initial setting time by 1.5-8 hours and maintains plasticity for 4-10 hours. Ideal for summer construction, long-distance transport, and mass concrete. Real case: Shandong cement plant extended initial setting by 128 min with 28-day strength improvement. Low dosage starting at 100g/ton. Backed by 43+ patents from Zhongsen Holding Group.
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