In (1417 AH), the company opened a new branch in Dammam. The company has expanded the scope of its business and activities, by establishing a branch of stone crushers, and a branch of transportation, where the company owns modern and advanced crushers. This is to support all its factories in Madinah and also to meet the needs of its customers in the …
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اقرأ المزيدETA-04-01 Ballast Specification - Version 1.2 - Master Copy. Table 1 – Railway Ballast Standard Grade – Grading Requirements 6.5 Particle Shape When tested as described in AS1141.14 the proportion of misshapen particles in the fraction of the ballast material retained on the 9.50 mm test sieve shall not exceed 30% using a ratio of 2:1.
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