Epson 4500 - Manual (Page 241)

Printer Specifications
Envelope
0.33 inches (8.5 mm)
I
or more
0.12 inches (3 mm)
or more
Note: Envelope printing is only available at normal temperature.
Load the envelope with its long side horizontal.
Paper weight:
Paper thickness:
Single Sheet
Continuous
Multi-part
forms
Envelope
Single Sheet
Continuous
Envelope
Label
(with
backing)
14 lb to 24 lb
14 lb to 22 lb
12 lb to 15 lb per sheet
Maximum number sheets = 3
12 lb to 24 lb
0.0025 to 0.0055 inches
(0.065 to 0.14 mm)
0.0025 to 0.01 inches
(0.065 to 0.25 mm)
0.0063 to 0.0197 inches
(0.16 to 0.52 mm)
0.01 inches
(Maximum 0.28 mm)
Technical Specifications 8-5