cm.sdu.edu/dplab
su33Figure 3.2 Paper is dewatered at the wet end of a fourdrinier machine
转筒，伏辊，
岁月流光cm.sdu.edu/dplab Figure 3.3 A single cylinder station on a cylinder-type machine
fiber accumulates on the
outside of the
screen
transferred onto a moving belt
Figure 3.4 A cylinder machine with six cylinders at which
Reprentative Papermaking Machines
Twin-Wire Machines双网成形机
Vertiformers and twin-wire formers (Figure 3.6) inject the
吃饭网furnish between two moving wire screens. The advantage is
that dewatering takes place on both sides of the paper and
is therefore fast.The machines can produce single and
绿色饮食
multi-ply sheets with identical formation at both faces.
Figure 3.5 Cylinder boards are multiply boards.
SDU.dplab: cm.sdu.edu/dplab14/39 SDU.dplab: cm.sdu.edu/dplab cm.sdu.edu/dplab16/39 Figure 3.7 Fibers in a manufactured paper sheet
depositSDU.dplab: cm.sdu.edu/dplab
Figure 3.8 The relationship between MD and tear, stiffness, and fold endurance properties cm.sdu.edu/dplab
]
cm.sdu.edu/dplab高尔斯华绥>青椒炒牛肉
Figure 3.9 Calendering consists of passing the formed dried paper between ts of heavy rolls.
The paper surface may be dampened
大数据的认识help in smoothing it
Paper/foil laminate Paper/foil laminate Paper/foil laminate
