Control Charts The control chart is to mark the upper and lower limits of control on the sample data graph, which reveals the randomness of the distribution of the sample data, and the staff determines whether the quality is out of control or undergoing natural changes. For example, the control m ----more
Identification of rosewood can be judged by contrasting the grain and feel of the senses. Based on years of research and practical experience, we have summarized the "three methods of identification of red sandalwood". The first step is to "see" Compare t ----more
In the UV curing process, when the UV lamp works, the infrared energy and the UV energy are collected together and collected on the working surface of the product. The infrared radiation treatment mainly determines the infrared reflectance (the role of the reflector) and the infrared transmittance ----more
Traditional book cover binding, whether it is hardcover, paperback, flat back, round back, or Galle mouth, plus envelope, whether it is high-end or low-grade books, basically using glazing, laminating and other surface finishing technology. In the design and processing of front cover text and desi ----more
1. Appearance size inspection (1). The operator of the sanding machine must check the dimensions before and after the sanding of each slab, especially the thickness. Under the premise of ensuring the appearance quality of the sanding of the product, the thickness dimension is ----more
Nanjing Chemical Industry Co., Ltd. made breakthrough progress by using clean technology to produce rubber chemicals. In July, Nanhua's RT production exceeded the dry ton mark, and the anti-aging agent RD output reached more than 1900 tons, both of which were the highest in history. RT bass i ----more
Hardwood furniture including huanghuali, red sandalwood, mahogany, wenge, rosewood, etc., if the use of reasonable protection, in principle can be passed on from generation to generation for long-term use, maintenance methods are: First, there are two kinds of hardwood homes. ----more