led to the increased share of VRM for the grinding of finished cement. ... Roller Mills can demand the following benefits from a Grinding. Aid: ... SikaGrind®-421.
CEMENT. SikaGrind® FOR VERTICAL ROLLER MILLS. In a ball mill, the particles are ground by repeated impact forces. ... and the Grinding Aid, agglomerates of fine particles are rejected and pass the ball mill again. ... SikaGrind®-421.
Grinding Aids ... SikaGrind® grinding additives – to enhance the properties of cement and increase ... Cement improvements achieved with Sika technologies