CHAPTER 25 

 Pulp and Paper 



CONTENTS 



25-1 SIZE AND SCOPE OF THE INDUSTRY 3079 



NATIONAL DEMAND 3079 



PULP AND PAPER INDUSTRY IN THE SOUTHERN 



UNITED STATES 3080 



THE PROSPECT FOR HARDWOOD PULPS 3081 



TRENDS 3084 



Consumption of hardwood pulpwood 3084 



Pulp chip prices 3086 



Pulping Processes 3087 



Demand for paper and paperboard 3087 



Energy consumption 3092 



25-2 TYPES OF WOOD PULP, PAPER, AND PAPERBOARDS 

 WOOD PULP, MECHANICAL FOR PAPER AND 



PAPERBOARD 3093 



WOOD PULP, MECHANICAL FOR "OTHER" PAPER 



AND BOARD 3094 



WOOD PULP, CHEMICAL 3094 



CONSTRUCTION PAPER AND BOARD 



AND "OTHER" 3094 



PAPER 3095 



PAPERBOARD 3096 



25-3 OVERVIEW OF HARDWOOD PULPING AND SHEET 



FORMING AND DRYING 3097 



MORPHOLOGY 3098 



Tear strength 3102 



Stretch 3104 



Bursting and tensile strengths 3105 



Modulus of elasticity 3106 



PULPING 3106 



BEATING 3110 



SHEET FORMATION 3110 



SHEET DRYING (CONVENTIONAL) 3112 



3076 



