预粉磨分为循环预粉磨、混合粉磨、联合粉磨和半终粉磨。

Pre-grinding is consisted of cycle pre-grinding, hybrid grinding, and combination grinding and semi-finished grinding.

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对粒化高炉矿渣的典型粉磨工艺进行了介绍，比较了其优缺点，着重介绍了采用立式磨作为预粉磨设备的新型粉磨工艺技术。

Technics of typical grinding system of furnace slag and its advantages and disadvantages, especially a new grinding technology with standing mill are introduced.

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