Material specifications for the SendPro C, SendPro+, SendPro C Auto

Review the material specifications including the minimum and maximum envelope sizes, envelope stack height and tape size details.

Envelope Size

• Minimum: 76 x 120 mm
• Maximum: 330 x 381 mm

Envelope Flap Depth

• 72.2 mm

Envelope Thickness

• Minimum: 0.20 mm
• Maximum:
  • SendPro C, SendPro+ 9.5 mm
  • SendPro C Auto 8 mm

Stack Height for Mail

• 76.2 mm – this is the height of the inner edge of the side guide

Envelope Weight

• Minimum: 1 g
• Maximum: 450 g

Tape Size

• Minimum: 44.2 x 100 mm
• Maximum: 44.7 x 200 mm

For a proper seal, the envelope’s minimum flap angle must meet the following criteria:

• For envelopes with a flap length from 25-60 mm, the minimum flap angle is 18 degrees.
• For envelopes with a flap length greater than 60 mm to the maximum flap length for the particular model, the minimum flap angle is 21 degrees.