Georgia-Pacific
Containerboard
The Cedar Springs mill produces a full range of linerboard and corrugating medium grades including the high performance UltraStak Plus® linerboard and UltraCorr® premium corrugating medium. For Ultravantage sample and product information, contact your Georgia-Pacific representative or call our Customer Service Center at 1-800-944-0001, ext. 4307. Complete product specifications are provided below:

PRODUCTS: MACHINE 1 MACHINE 2 MACHINE 3
UltraStak Plus logo 120 to 170 min. ring crush 55# to 82#/msf nominal (269 to 400 gsm) linerboard 70 to 105 min. ring crush 35# to 49#/msf nominal (170 to 240 gsm) linerboard  
UltraCorr logo     55-77-90 min. CCT; 26-30-35#/msf nominal (125 to 170 gsm) corrugating medium
Liner 42# to 90#/msf (254 to 439 gsm) linerboard 26# to 47#/msf (125 to 230 gsm) linerboard and drumliner  
Medium     23# to 40#/msf (112 to 195 gsm) corrugating medium
TPD 1,350 tpd (1,227 mt) 1,175 tpd (1,068 mt) 770 tpd (700 mt)
Max Trim 256" (650 cm) 254" (645 cm) 258" (650 cm)
Min/Max Roll Widths 20" (51 cm) min. to 134" (340 cm) max. 20" (51 cm) min. to 134" (340 cm) max. 20" (51 cm) min. to 134" (340 cm) max.
Min/Max Roll Diam. 58.5" (147 cm) domestic 58.5" (147 cm) domestic 58.5" (147 cm) domestic
Core Size 4" (10.2 cm) 4" (10.2 cm) 4" (10.2 cm)
Roll Slitter Width Accuracy ±1/8v (.32 cm) ±1/8" (.32 cm) ±1/8" (.32 cm)
Fiber Content Base Sheet: natural kraft pine
Top Sheet: natural kraft pine
Base Sheet: natural kraft pine
Top Sheet: natural kraft pine
70% natural semichemical southern hardwood pulp/ 30% recycled OCC
Process Controls Accuracy weight and moisture controls. Taylor Mod-300 DCS System; Measurex Opti-vision roll management system Accuracy weight and moisture controls. Taylor Mod-300 DCS System; Measurex Opti-vision roll management system Honeywell Measurex weight and moisture controls. Measurex Opti-vision roll management system
Other Special Features Ring crush grades; steel bands on each end; wooden core plugs; roll identification belly label; roll end weight labels Ring crush grades; steel bands on each end; wooden core plugs; roll identification belly label; roll end weight labels Steel bands on each end; wooden core plugs; roll identification belly label; roll end weight labels