Cost Savings
The table below shows the annual costs of a wash system with
and without Aqua-Save.
Based
on disposing of a 500 litre wash tank every week this equates to an
anual saving of £5376
|
Wash system without
Aqua-Save
|
| Based
on disposing of a 500 litre wash tank every week |
| Water consumption: |
500 litres of water
|
£0.50
|
| Electrical consumption: |
To heat water to 70°C from cold refill
|
£2.00
|
| Labour cost: |
30 minutes
tank drain
30 minutes vacuum and clean
30 minutes water refill
2 hours heat up to 70°C from cold
3.5 hours @ £25/hour direct labour plus overheads
|
£87.50
|
| |
| Chemical refill
cost: |
500 litres
@ 3% wash chemical concentration
= 15 litres @ £2.00/litre
|
£30.00
|
| |
| Effluent discharge cost: |
500 litres of waste water containing detergent,
oil, suspended metal particles and dissolved metals, assuming
no consent for drainage to foul sewer.
|
£50.00
|
| Total cost of cleaning and refilling |
|
£140 per week
|
|
Annual cost: 42 working weeks per year
|
£5,880 per year
|
| Additional Costs: |
|
|
The above assumes the
clean and refill is carried out during normal working hours,
otherwise weekend overtime rates could double labour costs.
Lost production output and therefore lost earnings may be
incurred when cleaning and refilling is carried out during
the normal working week. |
|
| Wash
system with Aqua-Save |
| Continuous Recycling of Wash Water
using an Aqua-Save Junior System |
| Electrical consumption: |
Recycling rate of 10 - 15 litres per
hour
40 hours x 6 kw/hr x £ 0.05/kw |
£12.00 per week
|
| |
Annual cost: 42 working weeks per
year |
£504 per year
|
| |
COST SAVING £5,376 PER YEAR
|
|
| The above information is provided
for guidance only. |
|
|
Integrated washing and drying solutions
Case Studies on industrial wash water and coolant recycling & treatment