欧美性猛少妇XXXXX免费_新版天堂资源中文8在线_岛国无码av不卡一区二区_真人性囗交69视频

SF-25NB  Single Facer
  • SF-25NB  Single Facer
  • SF-25NB  Single Facer
0 1

SF-25NB Single Facer

Bearingsofupperandlowercorrugatingrollsandpressurerollwithhigh-temperaturelubricationistokeeprunningsmoothanddurable.

Product parameters




Design speed:250M/min.


Upper and lower corrugating roll made of Ni-Cr-Mo alloy steel, with heat treatment for hardness SHORE 70℃ or more and surface be grinded and chrome-plated treatment.


● Bearings of upper and lower corrugating rolls and pressure roll with high-temperature lubrication is to keep running smooth and durable.



● Lift-lower of upper corrugating roll, pressure roll and glue roll be controlled by pneumatic.



This machine with pre-heater and pre-condition steam shower.



Gap among lower corrugating roll and pressure roll, lower corrugating roll and glue roll, glue roll and doctor roll set by electric micro-adjustment with digital indication.



With motorized dividing-glue device.




Product parameters




Design speed:250M/min.


Upper and lower corrugating roll made of Ni-Cr-Mo alloy steel, with heat treatment for hardness SHORE 70℃ or more and surface be grinded and chrome-plated treatment.


● Bearings of upper and lower corrugating rolls and pressure roll with high-temperature lubrication is to keep running smooth and durable.



● Lift-lower of upper corrugating roll, pressure roll and glue roll be controlled by pneumatic.



This machine with pre-heater and pre-condition steam shower.



Gap among lower corrugating roll and pressure roll, lower corrugating roll and glue roll, glue roll and doctor roll set by electric micro-adjustment with digital indication.



With motorized dividing-glue device.




哪里可以看黄色视频 | 国产69精品久久久久久 | 熟妇少妇任你躁在线无码 | 少妇激情一区二区三区久久大香香 | 99re国产精品 | 欧美一级做性受免费大片免费 | 国产在线拍揄自揄拍无码一区二区 | 国产精品无码久久久久 | 精品少妇冒白浆喷潮免费视频 | 在线观看无码毛片 | 欧美最猛黑人xxxx黑人 | 鲁大师在线观看日本电影 | 欧美又大又粗又硬BBB视频 | 91精品无码欧美啪啪视频 | 黄色在线观看视频 | 久久人妻熟女中文字幕AV蜜芽 | 国产91精品久久久久久久久网曝门 | 欧一美一交一交一乱一区二区三区 | 全网万部精品人妻 | 亚洲高清无码一区二区三区 | 国产在线观看一区二区三区系列 | 97在线无码精品秘 入口动漫 | 无码人妻丰满熟妇啪啪欧美 | 亚洲无码一区在线 | 国产剧情约美女久久 | 红桃视频国产精品 | 色欲一区二区三区精品A片 国产三级精品三级在线观看 | 91精品久久久久久久久无码果冻 | 久久偷拍人妻最新 | 国产激情视频在线 | 日韩 欧美 一区二区三区 | 中日韩爆乳免费毛片 | 影音先锋强奸资源站 | 性做爰A片欧美激情艳妇20p | 嗷嗷射视频在线免费观看 | 国产午夜精品A片一区仙踪林 | 羞羞视频在线观看 | 男人的天堂新网址 | 人体内射精一区二区三区 | 欧美成人观看在线视频 | 久久午夜无码鲁丝片午夜精品 |