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Peterson Portable Sawmills

Running Costs

To give you an idea of the costs involved in running a Peterson sawmill, below are the general costs involved in an average day milling, both in NZ and US prices. These are the approximate running and service costs, based on working an 8-hour day, five days a week, on an 27hp Kohler-powered Winch Production Frame using an 8″ blade (tables updated 2018, excl. vehicle expenses, overheads and any loan interest).

New Zealand

CostDaily
Running costs
Fuel usage 7.5 litres petrol p/hourNZ$2.30/lNZ$69.00
Blade teeth, retip per 50 cubeNZ$65NZ$5.20
Blade tension per 200 hoursNZ$60NZ$1.20
Springs, screws, rubber, oil etc per weekNZ$10NZ$2.50
V-Belts – one set per 100 cubeNZ$60NZ$2.40
Maintenance
Rollers – set per 600 hoursNZ$128NZ$0.85
Motor oil service/filters etc @ 100 hoursNZ$140NZ$5.60
Gearbox oil changes, repair kits per 100 hoursNZ$160NZ$6.40
Replacement
Gearbox replacement est. per 1,000 hoursNZ$1,200NZ$4.80
Misc handles, bolts, guards etc. per 400 hrsNZ$60NZ$0.60
Motor est. per 4,000 hours (5-6 years)NZ$4,700NZ$4.70
New blades est. 1 every 2 yearsNZ$440NZ$1.38
TOTAL DAILY RUNNING COSTSNZ$104.63
VERSUS
DAILY INCOME: (based on average charge-out rate sawn timber: NZ$220/cube)NZ$880

United States

CostDaily
Running costs
Fuel usage 2 gallons gasoline p/hrUS$3.00/gUS$24.00
Blade teeth, retip per 21,200bftUS$45US$3.60
Blade tension per 200 hoursUS$40US$0.80
Springs, screws, rubber, oil etc per weekUS$10US$2.50
V-Belts – one set per 42,400bftUS$45US$1.80
Maintenance
Rollers – set per 600 hoursUS$105US$0.70
Motor oil service/filters etc @ 100 hoursUS$120US$4.80
Gearbox oil changes, repair kits per 100 hoursUS$140US$5.60
Replacement
Gearbox replacement est. per 1,000 hoursUS$950US$3.80
Misc handles, bolts, guards etc. per 400 hrsUS$50US$0.50
Motor est. per 4,000 hours (5-6 years)US$4,000US$4.00
New blades est. 1 every 2 yearsUS$350US$1.09
TOTAL DAILY RUNNING COSTSUS$53.19
VERSUS
DAILY INCOME: (based on average charge-out rate sawn timber: US$0.25/bft)US$424