In a non-tilting type drum mixer,
1. Large size aggregate up to 20 – 25 cm can be handled
2. Mixing time is less than 2 minutes
3. Discharge is through buckets onto the platform
4. For large-size mixers, the mixing time should be slightly increased if handling more than 800 litres of the mix
Which of the above statements are correct?
1
1 and 2 only
2
2 and 3 only
3
1, 2 and 4 only
4
3 and 4 only