E
E
q
q
u
u
i
i
p
p
m
m
e
e
n
n
t
t
N
N
e
e
e
e
d
d
e
e
d
d
In order to obtain precise asphalt content measurements, use a
consistent method of sample preparation. Using the same
approved equipment for preparing each sample helps ensure the
best possible results.
Necessary Equipment
The following equipment will be needed during calibration and
test sample preparation:
♦ Balance/Electronic scale readable to 1 g (0.002 lb).
♦ Drying oven, capable of heating to 177C (350F).
♦ Two 76 x 30 x 6 cm (30 x 12 x 2.5 in.) stainless steel utility
pans.
♦ (2) 41 cm (16 in.) stainless steel mixing bowls.
♦ Steel straightedge, approximately 20 cm (8 in.) long.
♦ Plywood or metal plate having an area slightly larger than
the sample pans.
♦
Thermometer with temperature range of 10
to 260
C (50
to 500F).
♦ Assorted spoons, spatulas, heat resistant gloves, etc.
Suggested Equipment
The following equipment will aid mixing and sample
preparation:
♦ Large commercial grade electric blender with a mixing bowl
capable of holding a sample weighing up to 10 kg (22 lb).
♦ Heated asphalt reservoir with temperature control.
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