GB/T 15458-2006 Translated English of Chinese Standard. (GBT 15458-2006, GB/T15458-2006, GBT15458-2006): Determination of abrasion index of coalhttps://www.chinesestandard.net, 2020 M06 20 - 12 pages This standard specifies the method summary, terminology, equipment, determination procedure, result calculation, precision and test report for the determination of abrasion index of coal. This standard applies to lignite, bituminous coal and anthracite. |
Contents
| 3 | |
Scope | 4 |
Method summary | 5 |
Coal sample | 9 |
Determination procedures | 10 |
Calculation and presentation of results | 11 |
Test report | 12 |
Common terms and phrases
700 Carbon structural Abrasion index tester ADD the requirements Automatically stop Balance The maximum blade exceeds blade is fixed Carbon structural steels China Coal clearance of 6.4 coal Abrasion index copper wire brush counting controller cross-shaped arm cross-shaped seat desiccator Determination of abrasion determination results dimensions and structure drive shaft edition eqv ISO fix the blade fixture GB/T 700 Carbon grams g grinding tank Grinding tank’s bottom grinding tank’s lid index of coal kilogram lignite mass loss maximum weighing Mechanical sampling Method summary mg/kg Milligrams moisture number of revolutions nuts and washers particle particle size Plug gauge pre-ground reference blade Remove the blade repeatability limit results of abrasion rotates Round hole sieve Schematic diagram Semi-cylindrical head bolts sensing mass shown in Figure standard steel GB/T tank wall tank’s bottom plate test coal sample test is invalid Test sieve Tighten the nut total mass wall and bottom wiped