With respect to lead, the French report (referred to as Annex XV) has proposed limiting the content of lead and its compounds in jewelry to the regulations on the registration, evaluation, authorization and restriction of chemicals.
This proposed restriction will prohibit the production and/or sale in Europe of all jewellery (precious and fashionable, adult and children's jewelry) with a migration speed greater than 0.09 micrograms per square centimetre per hour.
French authorities worry that children may face serious health problems. Especially when they suck or ingest jewellery, their central nervous system suffers from exposure to lead.
Woolen Cashmere Yarn is coarser, and the yarn count is lower, generally from 14 to 32. Most woolen cashmere products produce with 12 knitting machine, and some also use 9, 5 and 7 needles knitting machine to produce. Fine woolen cashmere yarn is the inevitable requirement of cashmere products. the Cashmere is soft, delicate, comfortable and with the good warmth retention property, its products are the symbol of high-grade and the development direction of
Cashmere products and the grade of the product depend on the thickness and quality of yarn. The woolen cashmere yarn velvets is strong and the woven surface have no obvious visual defect. At present, the woolen cashmere products market share more than worsted and semi-worsted cashmere products. It means woolen cashmere styles are more likely to be accepted by the market. Its technological process is choosing raw material, dyeing, drying, and brushed, refueling, combing, spinning, winding, and lines, double twist.
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