Sol's panorama of the Western Wall Located at 1,675 meters above sea level, Mount Thor or Thor Peak is located in Auyuittuq National Park, in the province of Nunavut, Canada. It is a peak in the Baffin Mountains in the Arctic Mountains. At 66°32′ north latitude and 65°19′ we ----more
Toys are an important part of the child's growth, but they often make parents more headaches: toys on the market are often expensive, how to choose, which will help the child grow, and not spend money? The reporter interviewed the experts at the 21st Guangzhou International Toys and Models Exhi ----more
2) Flattening of box parts When the box pieces are assembled into the box piece, it is only determined that one side of a certain piece of the box piece is connected with one side of the other box piece parts, and the shape of the box piece cannot be uniquely determined, and the box piece parts m ----more
China was the earliest country for engraving copperplate type applications. As early as 1,000 years ago, the Song Dynasty had used engraving copper plates. China is also one of the countries with the highest level of use and highest level of modern engraving and embossing. The main features of th ----more
2. Hardness The surface hardness of most new feed rollers is between 30 and 35 degrees. Long-term use will gradually become hard due to factors such as time, exposure to heat and light, and abrasion. It must be checked regularly to avoid damage to corrugated cardboard. When the hardness exceeds 4 ----more
Rococo Design Co., Ltd. is a design consulting company that pursues high-quality services. Founded in 2001, Rococo Design has continued to provide product design, structural design, UI design and brand design for famous brands and developing companies at home and abroad. At present, the main servi ----more
Solvents commonly used in gravure inks fall into the following categories: Alcohol solvents: ethanol (alcohol), isopropanol, n-butanol Ester solvents: ethyl acetate, butyl acetate Benzene solvents: toluene, xylene Ketone solvents: cyclohexanone, acetone, methyl ethyl ketone (butanone) Since g ----more