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бөмбөлөг тээрэм мфг Энэтхэг химийн үйлдвэр
бөмбөлөг тээрэм нь slag granulation үйлдвэр бангалор Compatibility of superplasticizers with different . Five types of cements, viz Ž three from the three grades of OPC 33, 43 and 53 . grade and one each of granulated blast furnace slag Ž . Ž . cement PSC and a Portland Pozzolana cement PPC have been