All-ash board is generally produced from a kind of recycled waste paper and is an environmentally-friendly packaging material.All-gray paperboard has the characteristics of smooth and flat paper,good stiffness,no change,no separation,bending resistance,etc.It is widely used in advertising boards,samples,liners,partitions and other products.
At present,there are many kinds of all-ash cardboard on the market,and the inferior quality and high-quality all-ash cardboard are overwhelming,so that different consumers can be confused.The following is how to distinguish the children from Zhiyuan Xiaobian:
1,high-quality all-ash cardboard should be no obvious sputum,no odor,clean and tidy.
2,the general formal all-ash board manufacturers are very strict on the dimensional deviation control,the number of the size on the label,it must be that size,not too much deviation.
3.All gray paperboard needs to be dried during production.Generally,the water content of cardboard is small in small workshops and small manufacturers.
4,from the product inspection certificate:the formal all-gray cardboard manufacturers will produce a test certificate,while small workshops,small manufacturers will not.
In summary,consumers choose the all-grey paperboard according to the above characteristics when purchasing all-grey cardboard.The all-ash board products that meet the above requirements are generally all-quality gray cardboard.