US 2020/0299194 A1

Granulated blast-furnace slag activator, its manufacturing method thereof, and manufacturing method of cement

(22) 21.03.2019

(43) 24.09.2020

(57) Provided are a granulated blast-furnace slag activator and a method of manufacturing the same. The granulated blast-furnace slag activator includes, in percent by weight, the following raw materials: 62% to 95% of gypsum and 5% to 38% of high belite sulfoaluminate cement clinker. Also provided is a method of manufacturing cement by mixing the granulated blast-furnace slag activator with granulated blast-furnace slag at a certain ratio.

(71) Tangshan Polar Bear Building Materials Co., Ltd., Tangshan City (CN)

(73) Tangshan Polar Bear Building Materials Co., Ltd., Tangshan City (CN)

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