what is the disadvantage of glass products in our environment...??Glass is not biodegradeable so even though people try to recycle the recycle rate is quite small between 18 50 percent. so when a bottle is not recycled it does not breakdown and sits in the ground fro thousands of years.â â â â â âEngineered Glass ProductsEngineered Glass Products, LLC, (or EGP) in Chicago, Illinois, is the parent company of Marsco Glass Products, LLC, and Thermique Technologies, LLCâ â â â â âHow do you tell if glass is lead-free?How to know whether the glass cups and bottles contain lead or notVery good question. many glass have lead.When buying a glass it is good to check in the box if there is any lead. Here is an article which will help you. Published on Feb. 15, 2019As we all know, glass products are various and in superior quality. They not only can be used as decoration but also with durable function. Glass is now more popular used in our daily life, such as glass cups, glass bowls, glass water bottle, glass kitchenware. But do you know how to identify whether the glassware products contain lead or not? Do you know if the glassware contains lead will be bad for your health? Let's see below article and I will tell you. 1, Look at the logo mark: Lead-free glassware generally contains potassium. And they are mostly made into high-grade handicrafts, and usually, have a lead-free logo on the outer packaging.The lead glass cups, of cause contains lead. And we can easily find them in some supermarkets and stalls. They usually in very cheap price and the content of lead oxide can reach 24%.2, Look at the color: Lead-free glass products have better refraction than the traditional lead crystal glass, can be more perfect to show the refractive properties of glass.3, Letu2019s see the heat resistance: glass cups usually can heat resistant to high temperature, about 60-degree centigrade. But they are also in poor resistance in extreme heat and cold, the glasses are easy to broken when in great temperature difference. Lead-free crystal glass belongs to the glass with a high expansion coefficient. Especially in cold weather, when we put hot water in the glass cups, the cups will be broken suddenly. There are a lot of beautiful glasses in the 2 Yuan store, but the glass cups here are very easy to burst, even a little hot water will also make them crack. Therefore, lead-free glass is many times better than lead glass in heat resistance nature.4, Look at the weight: lead-containing crystal glass products are little heavier than the lead-free crystal glass products. A glass of the same size, a glass with lead, is usually is heavier than the one without lead. 5, Listen to the sound: We can pick up a glass and tap it with your finger. Lead-free glass makes a crisp sound, while lead glass sounds dull. And we can see the clear distinction between glass goblet and glass cups. When we tap the cup, we can hear clearly the difference in sounds.6, Look at toughness: lead-free glass is less resilient than lead-containing crystal glass.Above article, we explain clearly the difference between glass cups with or without lead. Hoping this can help you distinguish their difference.How do you tell if glass is lead-free?â â â â â âDevelopment status and Prospect of screen printing machine for glass cover plate - Zibo Boshan Mengyou Tempered Glass Products EnterpriseIn recent years, industry economic development and global integration deepening, cover glass screen printing machine business has been from large quantities of copy to the small batch and multi varieties and personalized direction, even with large quantities of glass flat screen printing machine business.In front of the cover glass screen printing also needs some small quantities of sample, after satisfied,then into mass production. Small batch of glass screen printing machine is popular Small orders like chicken ribs, the food may be tasteless, but it is a pity to abandon again. Take the label glass screen printing machine into consideration, in the present market, due to the new product marketing targeted, the competition is increasingly fierce, and the long version of the price tag has fallen to the bottom, profits will decline. As a result of survival needs, many enterprises have begun to gradually accept the small batch orders, expanding the instant service, thereby obtaining a higher profit. In fact, at present, about 65% of the global label operation volume of less than 50 thousand, the total length of less than 2000 meters. While these numbers, if using gravure, flexo or offset glass screen printing machine, the cost will be very high. Printed package is facing enormous pressure on profits, only taking new solutions in order to protect revenue. At the same time, but also to meet changing market demand. Next, we have to talk about the benefits of digital glass screen printing machine in this regard. In the era of zero inventory supply chain and unique packaging has become an important source of profit, who takes the shortest time who most profitable. And the use of digital glass screen printing machine, small quantities of orders became a source of profit rather than the cost of the problem. But also allows the traditional glass cover screen printing machine focused on the glass screen printing machine production more efficient long version of the work. Personalized cover glass screen printing machine development Personalized prints mainly used in commercial areas and people's daily life, the market mainly exists in three major areas, namely the e-commerce market, personalized service products and for trading services. With the rise of electronic commerce, a variety of manual, commercial advertising, conference information, such as personalized demand will be significantly increased. At the same time, some manufacturers to establish a link between the commodity and customer and need to do a personalized brochure for certain commodities, provide a service for the customer, this also for the personalized printing provides a broad market prospect., this is also for the individuality printing another huge market. In the full swing glass flat screen printing machine in the field of electronic commerce, according to the sources, online printing custom wool interest rate is slightly higher than the general B2C website, many single product profit can even reached 40% to 50%. By the consumer is designed personally, for each consumer, "tailor-made", each consumer can play to their creativity, with photos to tell their own stories, there is no doubt that the personalized printed products to maximize to meet the consumers. When talking about personalized printing the future of the consumer market, insiders said: crucial to the future richness of character printing, and product prices, tailored user experience and after-sales service will become an important indicator for the users to choose online printing custom website. Digital glass screen printing machine to help enterprises to seize the market In both the individual glass flat screen printing machine or small batch of glass flat screen printing machine, digital glass flat screen printing machine technology is the most strong backing. After recent years of promotion, coupled with their digital glass flat screen printing machine quality continues to improve, consumers recognize the characteristics of digital glass flat screen printing machine, in the small print runs, short period, unparalleled advantages of digital glass flat screen printing machine, but in the printed price unchanged under the premise, digital glass flat screen printing machine with the traditional glass flat screen printing machine the number of equilibrium points also appears low. In other words, only print 100 products consumers will use digital glass screen printing machine. Although the development of digital glass cover screen printing machine has also received a lot of factors, but it has undoubtedly become one of the development trend of glass screen printing machine industry. Because of our country's digital glass flat screen printing machine market has great potential, we cannot even ignore its development prospects, need reasonable digital glass flat screen printing machine market find its position in the fully to realize its value. Seize market opportunities, identify the market position Book publishing industry and small batch of books currently is out of steady growth. 's book publishing industry is a steady growth of the industry, published by the 2000 book 14. 3 million growth to 2003 of nearly 20 million, with the increase of new and small batch of reprint books, the growth prospects of demand printing according to the very large. The rapid development of insurance, finance, securities, postal and other industries personalized direct mail. With the gradual opening of the Chinese market, the competition among the industries is fierce. Mode of operation in order to adapt to market competition, insurance, finance, securities, postal and other industry is changing rapidly, various bills appear more and more strong tendency of personalized, personalized direct mail letter of demand is expanding. By digital glass screen printing machine market development Combined with the manufacturing industry, such as the use of lT industry product variety. Product specification update fast characteristics, the glass cover screen printing machine services. Use personalized glass screen printing machine products to promote the product, digital glass screen printing machine can be used as a way to improve the company's income. Enhance the means of communication with customers, such as automobile manufacturing, real estate companies can for potential customers, using digital glass flat screen printing machine technology are customized, personalized publicity materials, the propaganda, to achieve the purpose of attracting customers. Personalized consumer goods glass flat screen printing machine, such as the personal papers of cover glass screen printing machine set, personalized postcards, invitation cards, calendars, and stamps. Personalized packaging glass screen printing machine, screen printing machine, flat glass security proofs proofing etc.