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Summary of Contents for Humboldt H-3860
- Page 1 07.09 H-3860 Los Angeles Abrasion Machine...
- Page 2 General Model H-3860 (Los Angeles Abrasion Machine) is designed to conform to ASTM C131, C535 and AASHTO T96. These methods cover the procedure for testing crushed rock, crushed slag, uncrushed and crushed gravel for resistance to abrasion in the Los Angeles Testing Machine with an abrasive charge.
- Page 3 Control Contacts: Any of the following control contacts can be incorporated: • Wiping contact at zero (duration of contact is for 1 count only and is, therefore, dependant on the counting speed, e.g. 100 ms for gearing ratio of (50 revs = 1 count at 10,000 rpm) •...
- Page 4 Keep the assembly as clean as possible. Lubricate necessary parts regularly. Use heavy transmission oil-40 weight, for the speed reducer (AGMA lubricant class 8 COMP). Some examples are as follows: Oil Recommended for H-3860 Los Angeles Abrasion Machine: • Gulf Oil Senate 680 •...
- Page 5 Accessories Sieves All sieves conform to ASTM E11 H-3940 3", 2.50", 2", 1.50", 3/4", 1/2", 3/8", 1/4" H-3920 # 4, # 8 H-3865 Replacement set 12 abrasion charges H-4785 Solution Balance: 20 Kilogram Cap, Sensitivity: 1 gm. H-4325 Sieve Shaker Safety Warning •...
- Page 6 Drawing...
- Page 8 Warranty Humboldt Mfg. Co. warrants its products to be free from defects in material or workmanship. The exclusive remedy for this warranty is Humboldt Mfg. Co., factory replacement of any part or parts of such product, for the warranty of this product please refer to Humboldt Mfg.
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