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Frequently Asked Questions

What is the viscosity of fat? 30-32 cps @ 120°F, 130 SSU, 198 SUS @ 100°F.

What does fat cost? Fat is a commodity. The price fluctuates daily. Call (800) 743-7413 for today¹s price.

How is fat priced? Price is expressed in cents per pound.

How is the price determined? Market influences determine the price. Fat competes with other feed ingredients for a place in animal feed rations. This competition determines the price.

Does fat burn clean? Yes. Click here to compare emissions data of fat, natural gas, #2 oil and #6 oil.

What states have issued permits to burn fat for fuel? Permits to burn fat have been obtained in Alabama, Florida, Georgia, Indiana, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee and Texas.

What is the BTU value? 127,000 BTUs per gallon. 16,933 BTUs per pound.

Will fat work as a fuel in my existing equipment? If your equipment is set up to use heavy oil, it should be ready to burn fat. Some adjustment of the fuel to air ratio may be needed to maximize efficiency. Companies that make boiler repairs or burner adjustments should be capable of making the necessary equipment modifications to convert from natural gas or #2 oil.

Do I have to keep the fat hot? Storage tanks should maintain a temperature of 110°F to allow easy pumping. An in-line heat exchanger can be used just before the boiler to boost the temperature to 180°F or greater for the most complete atomization and greatest efficiency. Griffin delivers fat in insulated tanker trailers with a target temperature of 120°F.