Nowadays, most of the family's floor decorations will be given priority to wooden panels. Its advantages are many, and surely everyone has a certain understanding. However, there are a large variety of wooden floors on the market. What kind of flooring is the most important issue for people? Commonly used wood floors include solid wood flooring, solid wood flooring, and laminate flooring. Let's take a look at the advantages and disadvantages of each. Which kind of floor is better? 1, solid wood flooring As its name suggests, it is made of raw wood, so the biggest selling point is natural and environmentally friendly, and it is non-toxic and tasteless. Even if it is barefoot and very comfortable, it has the effect of being warm in winter and cool in summer, but the hardness of solid wood flooring is higher and it is processed. More resources are wasted during production. 2, solid wood composite floor This type of floor is different in the production of raw materials and processes, from the veneer or the plate of the log to stack the blanks according to the horizontal and vertical cross, and then use the environmental protection glue to paste, and press the plate into a plate at a high temperature, so that the wood The anisotropy is controlled, so the product has better stability and can be used as a geothermal floor, which is most suitable for use in the northeast region of China, and also has the advantages of beautiful texture, easy laying and good maintenance of the solid wood floor. 3, strengthen the wooden floor The last type is made of pressed MDF and particle board, and consists of a total of four layers, so that it has excellent wear resistance. Because of its unique advantages, people often use it for floor decoration in family homes and public places. in. How to choose high quality wooden floor 1, see the texture In general, the quality of the floor, the surface of the line is relatively clear, looks beautiful and generous, if the lines are all across the street, then not only affect the appearance, and people are not comfortable watching, it may be made of poor quality wood . 2, see the color In general, the quality of a good floor is very natural and the depth is just right. If it is too heavy, it may be that the merchant has applied a layer of paint. It is better not to choose this wooden floor. 3, see the crack Fine and small cracks on the wood are normal, but only a small amount, generally located in the natural texture, such cracks will not continue to extend later, but if the crack is very long, then the use of time is prone to hidden dangers, so It is best not to choose this kind of floor. 4, see the section The quality can be observed through the cross section. If the wood fiber is dense and tight, then the floor is certainly strong and durable, and it is not easy to expand and deform due to moisture. On the contrary, the wooden fiber is thick and the wood flooring with loose quality is poor. Summary: The above is Xiao Bian today as we bring the floor which is better related presentations, I believe that friends also have a certain understanding, a good knowledge about the purchase of the floor which we can refer to, I hope this article to you Helpful yo. Ejector Pins & Sleeves
The use of the thimble and the barrel is called the thimble and barrel assembly, which is one of the plastic mold accessories. The thimble and barrel are the thimble in the barrel and needle assembly. The thimble cylinder is a metal rod used for ejecting the glue product. The product is continuously ejected in the mold running at high speed, and the telescopic movement of the cylinder is used for wear or processing.
1. In plastic molds, separating the product from the mold is also the most commonly used; Ejector Sleeves,Ejector Sleeve Din,Custom Ejector Pin,Ejector Pins And Sleeves Dayue Precision Technology (Dongguan) Co., Ltd. , https://www.dayuechn.com
2. Carbide thimble, such as tungsten steel thimble, etc., can be used to pass longer and thinner holes;
3. The thimble is also called the top. It is a conical metal round rod that is mounted on a lathe or grinder to support the workpiece and rotate the workpiece around it, but it is completely different from the thimble of plastic mold accessories;
4. Plastic mold thimble can also be used in the mold, it can play a role of stabilization, and is called as inserting pin.
The types of plastic mold thimble are: flat thimble, dome needle, support pin, standard thimble, non-standard thimble, etc.
Plastic mold thimble materials are SKH51, SKD61, SKD11, 65Mn, etc.
SKH51 thimble has better toughness than SKD61; SKD61 thimble can withstand high temperature of 1600 ℃. After nitriding treatment of SKD61 thimble surface, it can improve the wear resistance of thimble very well. 65Mn thimble is brittle and easy to break because of its poor quality Some plastic molds are no longer assembled and the thimble made of 65Mn is used.
The standard models of lathe and grinder thimble:
The standard for fixed thimble is GB / T9204.1-1988, and the standard for rotary thimble is JB / T3580-1998.