High Silica Locomotive Sand (90 Percent Minimum), Free From Clay, Salt, Loams, Mica And Other Foreign Materials Conformaing To Aar Specn. No. M 916 51( Revised 1994 )Duly Cleaned, Sieved, Dried And Packed In 10 Kg Capacity Good Quality Polythene Bags Conforming To Bis : 9685/2002. Specn: Aar Specn. No. M 916 51( Revised 1994 )