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提升纸箱抗拉强度需要从哪些方面改善?

来源:http://www.shuangfengbaozhuang.cn 时间:2020-08-17

1、纸型配搭
1. Paper matching
一些企业存在这样1个错误观点:里面纸用的净重愈大愈能提高纸箱子的承压力和抗拉强度,各抒已见。欲提升彩箱彩盒包装的承压力、抗拉强度必需提升芯纸的承受力工作能力,如果面纸裱胶后看不出来瓦楞纸板划痕就应尽量采用净重纸型;芯纸、瓦纸好运用挺力好、环压抗拉强度高的草浆或木浆纸。无须运用中强、或普强瓦纸,因其多谋生浆和重塑浆的化学物质,吸湿快、环压抗拉强度、可塑性虽好但挺度。经试验,采用可勃测定法中强瓦纸笔画浆纸含水量高16%-40%上下;里纸可适当提高净重。实践经验,降里面纸的净重,提高瓦纸、芯纸净重,无论是从质量还是价钱上具备核心竞争力。
Some enterprises have such a wrong point of view: the larger the net weight of paper used in the paper box, the more it can improve the pressure bearing force and tensile strength of the paper box. In order to improve the pressure-bearing and tensile strength of color box packaging, it is necessary to improve the bearing capacity of core paper. If the scratch of corrugated paperboard can not be seen after laminating, low net weight paper should be used as far as possible; straw pulp or wood pulp paper with good stiffness and high tensile strength of ring compression should be used for core paper and tile paper. There is no need to use medium strength or ordinary strong tile paper, because it has more chemical substances for making pulp and remodeling pulp. It has fast moisture absorption, low tensile strength under ring compression, good plasticity but low stiffness. The test shows that the water content of the medium strength tile paper is 16% - 40% higher than that of the bottom paper, and the net weight of the inner paper can be appropriately increased. Practical experience, reduce the net weight of inner paper, improve the net weight of tile paper and core paper, and have core competitiveness in terms of quality and price.
纸箱包装
Carton packing
2、胶的质量
2. Quality of glue
??纸箱生产现如今运用的大部分是自做或购买的玉米淀粉胶。高品质的苞米胶不但粘合抗拉强度好,而且还能提升硬纸板的承压力、挺力等,且罩壳不易变形。玉米淀粉胶的优劣与制作工艺、自然环境、原料采购质量、搅拌时间等有密不可分的关系。玉米淀粉的质量要求,粒度97-150目,灰分不超过0.5%;水分含量14.0%;酸值30Cc/150g;二氧化氮0.004%;味道确定没问题;色调白或有点淡黄。
Nowadays, most of the cartons are self-made or purchased corn starch glue. High quality corn glue not only has good tensile strength, but also can improve the pressure and stiffness of cardboard, and the cover is not easy to deform. The advantages and disadvantages of corn starch adhesive are closely related to the production technology, natural environment, raw material purchasing quality, mixing time, etc. The quality requirements of corn starch are as follows: particle size 97-150 mesh, ash content no more than 0.5%, moisture content 14.0%, acid value 30cc / 150g, nitrogen dioxide 0.004%, taste sure, white or a little light yellow.
纸箱厂家
制胶淀粉质量如不此标准,精确性情况适当降水比。气候变暖,水比应相对性减少,硼砂,片碱应酌定提高,双氧水应减少需求量。熟胶制好后不宜久放,尤其夏季随做随充,黏剂里加上室内甲醛3%-4%、甘油、硼酸各0.5%,可提高纸型挡水工作能力、加快粘合速度、提升硬纸板抗压强度。
If the quality of gelatinized starch does not meet this standard, the water ratio should be appropriately reduced. With climate warming, the water ratio should be reduced, borax and flake alkali should be increased, and the demand of hydrogen peroxide should be reduced. The prepared glue should not be put for a long time, especially when it is filled in summer. When indoor formaldehyde 3% - 4%, glycerol and boric acid are added to the adhesive, the water retaining capacity of paper shape can be improved, the bonding speed can be accelerated, and the compressive strength of cardboard can be improved.
纸箱包装
Carton packing
3、点胶量
3. Dispensing quantity
无论是手工制做还是自动式工业设备裱贴彩面,点胶量不宜过大。事实上生产加工中,一些员工为了防止开胶人为因素提高点胶量,这是不足取的,必需严格控制。点胶量应以90-120g/m1为宜。只有要视瓦楞纸板规格调节,掌握住合模力均匀调胶楞峰为宜,如果不开胶,合模力越越高。
Whether it is hand-made or automatic industrial equipment mounting color surface, the amount of glue should not be too large. In fact, in production and processing, some employees in order to prevent the opening of human factors to increase the amount of dispensing, which is insufficient, must be strictly controlled. The optimum dispensing amount should be 90-120g / M1. Only according to the corrugated board specification adjustment, grasp the clamping force evenly adjust the ridge peak is appropriate, if do not open the glue, the lower the clamping force, the higher.
4、单双面硬纸板的质量
4. Quality of single and double sided cardboard
单双面纸箱的质量是由箱板纸的质量、瓦楞楞型、瓦楞机的工作温度、粘合剂质量、开停机速度,施工人员技术水平决策的。
The quality of single and double sided cartons is decided by the quality of board paper, corrugated type, working temperature of corrugating machine, adhesive quality, starting and stopping speed, and technical level of construction personnel.
更多的关于纸箱厂家或者详细的内容,请进入我们公司的网站:https://www.shuangfengbaozhuang.cn/网站中会有很多的内容仅供参考。
For more information about carton manufacturers or details, please visit our website: https://www.shuangfengbaozhuang.cn/ There will be a lot of content in the website for reference only.