Overview of the Manufacturing Process for Paper and Board : Part 2

2017-01-08T00:14:22+00:00 Categories: Introduction to paper|Tags: , , , , , , |

Continued from Part 1 . All components mentioned in Part 1 have to be adequately prepared for optimum use in the papermaking process [...]

Objective of PM Control Systems

2017-01-08T00:14:22+00:00 Categories: Control Systems|Tags: , , , , , , , |

 Objective and General Terms of PM Control Systems 9.1.1 Objective A typical paper machine has a few thousands remote or automatically controlled functions like positioning systems, drives, valves and more than a thousand addi¬tional measurement devices to monitor the process and the condition of the ma¬chine. It is impossible for an operator to oversee all [...]

Non-fiber Raw Materials For Paper

2017-01-08T00:14:25+00:00 Categories: Raw Materials|Tags: , , , , , , , , , |

Pigments as Fillers Mineral fillers have long been used in papermaking. While they can be found in different paper and board grades, printing [...]

Paper and Board Today : Part 1

2012-02-12T15:58:22+00:00 Categories: Introduction to paper|Tags: , , , |

The history of paper is also the history of human culture and civilization. The Egyptians, Greeks and Romans wrote on “papyrus”, a paper-like [...]

Overview of the Manufacturing Process for Paper and Board : Part 1

2017-01-08T00:14:26+00:00 Categories: Introduction to paper|Tags: , , , , , , |

Overview of the Manufacturing Process for Paper and Board Papermaking today includes, in principle, the same process steps as applied for centuries: preparation of the fiber material, sheet or web forming, pressing, dry¬ing, sizing and smoothing. However, in the last two centuries much of the detail has changed. Each process step has undergone – and [...]

What is Paper ?

2017-01-08T00:14:26+00:00 Categories: Paper Production|Tags: , |

Paper is defined internationally as a thin layer of mostly cellulosic plant fibers, produced on a screen by dewatering a slurry of fibers in water . The slurry is called pulp. Despite recent developments (proteinic or synthetic fibers, chemical additives, coating, etc.) the “cellulosic plant fiber” will be the main, not exclusive, component of paper, [...]

Historical Background and General Aspects

2017-01-08T00:14:26+00:00 Categories: Introduction to paper|Tags: , , , , , , |

Historical Background and General Aspects 1.3.1 Introduction Paper is defined internationally as a thin layer of mostly cellulosic plant fibers, produced on a screen by dewatering a slurry of fibers in water [2]. The slurry is called pulp. Despite recent developments (proteinic or synthetic fibers, chemical additives, coating, etc.) the “cellulosic plant [...]

Economic Aspects of Paper

2017-01-08T00:14:26+00:00 Categories: Introduction to paper|Tags: , , , , , , |

In 2002 the world production of paper and board was ca. 331 V 106 t. Although paper and board are used in some form or other in all parts of the inhabited world, the production is left to a limited number of countries. More than 9000 paper machines are responsible for production in 111 of [...]

Paper Roll Handling

2017-01-08T00:14:26+00:00 Categories: Paper Finishing And Slitting|Tags: , , , , , , , , , , , |

Paper Roll Handling 8.2.1 Objective and General Description of Roll Handling The objective of roll handling is to prepare the finished paper rolls for shipment in such a way that they arrive at the end user in the best possible condition. The mill can contribute to this aim by two means, i. e. by very [...]