Automatic hammer for bitumen makes it possible to achieve high degree of compaction and have the following features:-
· Rugged construction to with stand hard work.
· Fully automatic and easy to operate.
· Uniform compaction.
· Automatic blow counter.
The drive mechanism lifts the weight of 4.5 Kg. and drops it from height of 457mm. the rammer foot is removable, which facilitates preheating. A compaction pedestal with specimen is fixed to the base. An automatic blow counter enables the numbers of blows to be preset before each test and automatically stops the machine on completion. Suitable operation on 230V, 50 Hz, single phase, A.C. supply.
All the models are available in three formats.
1. Suitable for standard compaction i.e. for 100mm dia. mould.
2. Suitable for modified compaction i.e. for 150mm dia. mould.
3. Suitable both for standard compaction i.e. for 100mm dia. mould as well as modified compaction i.e. for 150mm dia. mould.