General test method in salt industry - Determination of grain size
1 Subject content and applicable scope
This standard specifies the methods for the determination of grain size of edible salt and industrial salt in salt industry.
This standard is applicable to edible salt and industrial salt in salt industry.
2 Normative references
GB 6003 Test sieves
3 Definitions
grain size
thickness of granular material
4 Apparatus
4. 1 Test sieve: R 40/3 series test sieve in GB 6003.
4. 2 Technical requirements for sieve shaker
4. 2. 1 The number of circular swings is 280±10 times/min.
4. 2. 2 The number of vibration up and down is 156±5 times/min.
4. 2. 3 Noise ≤ 70 dB.
4. 3 Balance: with a sensibility of 0.2 g.
5 Test procedures
1 Subject content and applicable scope
2 Normative references
3 Definitions
4 Apparatus
5 Test procedures
6 Formula for calculating the content of oversize material
General test method in salt industry - Determination of grain size
1 Subject content and applicable scope
This standard specifies the methods for the determination of grain size of edible salt and industrial salt in salt industry.
This standard is applicable to edible salt and industrial salt in salt industry.
2 Normative references
GB 6003 Test sieves
3 Definitions
grain size
thickness of granular material
4 Apparatus
4. 1 Test sieve: R 40/3 series test sieve in GB 6003.
4. 2 Technical requirements for sieve shaker
4. 2. 1 The number of circular swings is 280±10 times/min.
4. 2. 2 The number of vibration up and down is 156±5 times/min.
4. 2. 3 Noise ≤ 70 dB.
4. 3 Balance: with a sensibility of 0.2 g.
5 Test procedures
Contents of GB/T 13025.1-1991
1 Subject content and applicable scope
2 Normative references
3 Definitions
4 Apparatus
5 Test procedures
6 Formula for calculating the content of oversize material
