Q:Does wallpaper have formaldehyde?

But in the process of building wallpaper, the coated gum contains high amounts of formaldehyde and other harmful substances.

Q:How to choose the right silicone oil paper?

Silicone paper costs: although domestic and imported silicone paper are very different, and silicone oil domestic beer is not very good, but domestic silicone paper has the advantage of being cheap than imported silicone paper, considering the scope of use, the use of commodity areas, product profit conditions to choose what kind of silicone oil the.

Q:What are the uses and characteristics of white paperboard?

White cardboard is a relatively thick firm made of pure white cardboard with high quality wood pulp, calendering or embossing processing, mainly used for printing substrate packaging used, divided into A, B, C three, 210-400g/ square meters in quantitative.

Q:What do you mean by single and double holes in the carton?

The physical indicators can not meet your requirements. I have seen the best of the box is made of seven layers of cardboard, that is when the board with the corrugated board in the core of AAA, three layers of paper are 330 grams of imported dogs, 280 grams of high-strength corrugated corrugated paper.

Q:How about the level of paper used to make cartons?

Packing box material selection: Paper standard from high to the end is divided into kraft paper, A, B, C, D grade, corrugated paper is divided into A, B, C, D level. Paper weight is generally: the quality per square meter is 350g ~ 110g.

Q:Mixed base ribbon can be coated paper?

Of course, can make a coated paper, how this depends on the ribbon your composition, if the resin your ingredients too much, that is not a good adhesion in copper on the label, the other is good.

Q:If the paper is core, how can I draw out the layer of hard paper in the middle?

Press the roll of paper hard, and try to press the ellipse a little bit (ie approximately the ellipse), then you can easily draw out the hard paper,If the roll out of shape, it can be a flag.It worked pretty well.

Q:How can I recycle the waste paper shell into cardboard?

A slurry pump is used for extracting the pulp into the sand table, and the sand table is precipitated and separated from the sand, ash, etc., and then the pulp is made into pure pulp7. The pulp is pumped into the pressure tank by a slurry pump, and the pressure box acts as a mixture to adjust the consistency of the slurry8, the pulp through the pressure box after the pulp, and then through the sand pump two times to remove impurities, the pulp into the pulp tank, again after the pulp, made pure pulp.

Q:Do you need to remove the cardboard boxes from the microwave?

As long as it's not too thick (microwave 2~3CM), the board doesn't affect heating. I hope you can give satisfaction.

Q:The difference between heat sensitive paper and plain paper

These are two different kinds of paperHeat sensitive paper simply means that the paper is heated through the printer to form dots and finally to form words or pictures