Paper Grades
VIRGIN BOARD
Solid Bleached Sulfate, or SBS:
This is a high quality board, white on both sides, with excellent strength and printability.
Solid Unbleached Sulfate, or SUS:
A high quality board, very strong, which is available coated white or uncoated.
RECYCLED GRADES
Clay Coated Kraft Back, or CCKB:
A heavy duty board, white on top and brown on back.
Clay Coated News Back, or CCNB:
Less strength than CCKB, white on top and gray to brown on back.
Solid Brown Kraft, or SBK:
Very strong board, brown on both sides.
Bending Chip, or BC:
A very economical board, but with less strength than SBK, generally tan to brown throughout.
Board Caliper
The thickness of a sheet of paperboard is measured in thousandths of an inch; the larger the number, the thicker and stronger the board. Sandusky Packaging can provide products ranging from .010 to .032 caliper.
Folding carton dimensions should be given per the following industry standards with the opening at the top and bottom.
Length first. The length is the dimension across the front of the carton left to right. Width second. The width is the side dimension from the front to the back. Depth last. The depth is the height of the carton from top to bottom.
