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level: Particle Size

Questions and Answers List

Question	Answer
All particles pass through sieve no.8 and not more than 20% through a No. 60 sieve.	Very Coarse(#8):
All particles pass through a No. 20 sieve, and not more than 40% pass through a No. 60 sieve.	Coarse (No. 20)
All particles pass through a No. 40 sieve, and not more than 40% pass through a No. 80 sieve.	Moderately coarse (No. 40)
All particles pass through a No. 60 sieve, and not more than 40% pass through a No. 100 sieve.	Fine (No. 60)
All particles pass through a No. 80 sieve. There is no limit to greater fineness.	Very fine (No. 80)