Historical glass beads and modern technology

f3d3572c11dfa9ecf6cec47664d0f703908fc1eb[Word:] glass beads, glass beads, glass beads, glass beads, glass sand
[Phonetic:] bó lì zhū
[English:] glass bead (United States also written as glass microsphere)
[Material: Glass]
[S:] the earliest dating back to the Western Zhou Dynasty to the present
History
Editor
Western Zhou Dynasty existed from the beginning. To the Warring States Period is very popular. Warring States period tombs excavated in the current control almost all of its funerary glass beads. Its development is continuous improvement and technology, equipment, glass cleaner texture inseparable. People and the accessories with jade less, can not meet the requirements of the people, promote the production of a large number of glass beads, and exquisite.
1978 Hubei Province with the county ominous pier tomb unearthed remarkable sets of bells, more unearthed a number of glass beads, two strings of glass beads in this figure are the tomb of funerary objects. Where a bunch of glass beads worn by into monochrome, beads into a round, purple-brown, smooth surface, the shape regular. Another string of beads beautifully decorated, typical dragonfly eye glass beads, mostly oval body of varying sizes, with blue or green color, surface decorated with a number of white, light blue class concentric rings, which the central portion slightly higher than four weeks, was convex shape. This string of glass beads should be based on the rule of law wrapping births, then were dipped in white material and light blue material, annular point above the tire bead bonding together when both were completely frozen.
Dragonfly eye glass beads as the main form of glass beads Warring States period, but it also throughout Central Asia, West Asia and North Africa, is in the West glassware common varieties. This string of beads the size of each are different, except for the green diamond grain, the other shapes are oval body has perforations, modeling was unity. These glass beads beautiful color, regular shape, reflecting the high level of technology, can be used as the Warring States Period glass beads typical.
Modern
Editor
Glass beads is a common jewelry accessories, widely used in clothing, evening dress, shoes, hats, handbags, headwear, wool textiles, beaded, light
Ornaments, handicrafts and so on, the main producer located in Chaozhou City, Guangdong Province and floating foreign-goods market in Yiwu, Zhejiang, Guangdong and Zhejiang, from a national perspective is the two largest glass bead production and sales areas.
Road reflective glass beads main production and sales base in Daqing City, Heilongjiang and Hebei Langfang Yongqing, with state-controlled natural gas, a direct result of rising production costs glass beads, glass beads manufacturers Daqing dwindling, but some stars Yongqing glass beads enterprises gradually transformed ideas, coking gas instead of natural gas use, it will not only reduce the cost of firing glass beads, recycling can greatly improve the energy efficiency, but also played a role in environmental protection.
Reflective glass beads divided into ordinary glass beads and high refractive index glass beads. Ordinary glass beads is mainly used for road paint, a refractive index of 1.5 or greater. High refractive index glass beads are mainly used in reflective weaving, clothes such as traffic police, highway signage and other places. Refractive index between 1.9-2.4.