Assumptions
| Value | ||
|---|---|---|
| Share of resin on jobs that allow reground plastic | 50 percent | |
| Plastic ground and molded again, as a share of the resin on jobs that allow it | 1.5 percent | |
| Grinders, one at each job with a bin heavy enough to grind | 6 grinders | |
| Price of one grinder on a cart | $7,500 | |
| Power one grinder draws while its press runs | 1 kW | |
| A handler's minutes per grinder per week | 25 minutes | |
| What a recycler pays for a pound of sorted scrap | 0.15 $/lb | |
| Resin molded per year | 5,000,000 lb | |
| Price of resin | 1.5 $/lb | |
| Cost of one operator hour | $30 per hour | |
| Price of electricity | 10 cents per kWh |
Share of resin on jobs that allow reground plastic
50 percent
Plastic ground and molded again, as a share of the resin on jobs that allow it
1.5 percent
Grinders, one at each job with a bin heavy enough to grind
6 grinders
Price of one grinder on a cart
$7,500
Power one grinder draws while its press runs
1 kW
A handler's minutes per grinder per week
25 minutes
What a recycler pays for a pound of sorted scrap
0.15 $/lb
Resin molded per year
5,000,000 lb
Price of resin
1.5 $/lb
Cost of one operator hour
$30 per hour
Price of electricity
10 cents per kWh