A Kason vibratory screener with circular 80 mesh (178 µm, 0.0070 in.)
screen is inspected between production batches of fragrance powders.
says. “To eliminate any possibility of contamination, we
will not accept hazardous or toxic materials such as herbicides or pesticides. And we have specifically designed our
equipment to be easily and thoroughly cleaned.”
TESTING DETERMINES PROCESS CONDITIONS
Kimmick has 23 years of experience and is highly skilled
in spray drying. “Although spray drying is based on scientific principles, our test procedures enable us to determine
and control optimum conditions according to numerous
variables,” he says.
Before accepting an order for a new material, the company performs laboratory and pilot plant testing using raw
materials and formulas supplied by the customer. “This
allows us to determine whether or not we can effectively
spray dry the material,” he explains. “It also helps us to
Summit Custom Spray Drying produces spray dried pharmaceutical grade materials as well as flavors, fragrances, cosmetics, and nutraceutical materi- als.
The GMP-compliant, FDA-registered facility, a wholly
owned subsidiary of SummitReheis (www.summitreheis.
com), produces powdered solid particles from solutions,
slurries and emulsions, and employs a Kason vibratory
screener to ensure that particle sizes meet tight tolerances.
“When fully operational, three spray dryers will produce
several hundred different spray dried powders for diverse
customers,” says Kevin Kimmick, Summit Custom Spray
Drying Director of Process Technologies. “Runs can be
small as pilot studies, to as large as 150,000 lb (68,100 kg)
at the production level for a major firm.”
“Our expertise in spray drying and equipment selection,
as well as the specialized knowledge of our experienced
staff, qualifies us to serve these sensitive industries,” he
■ By Henry Alamzad, President, Kason Corporation
Vibratory screener used to produce tight particle size tolerances
■ 34 NOV/DEC 2013 | PHARMACEUTICAL PROCESSING
■ PHARMPRO. COM
■ DR YING
Drying and Screening
Downstream of the spray dryer, a Kason screener removes oversize particles. Because of the
company’s expertise in spray drying, “overs” (spout at right) comprise a small percentage of
the total batch.