玩弄少妇秘书人妻系列,欧美人与动交视频在线观看,在线 国产 欧美 亚洲 天堂,高中女无套中出17P

Tungsten Alloy Jewelry

Tungsten alloy jewelry has the advantages of wear resistance, high temperature resistance, non-toxic, non-allergic, long service life, etc. It shows the shiny, and is stylish and beautiful, popular with the fashion crowd.

Tungsten alloy jewelry will not be oxidized under normal temperature and pressure, but will only be oxidized under high temperature environment. Tungsten alloy jewelry's high hardness ensures that its shape can be maintained for a long period of time, instead of being polished like other metal materials. After a long period of time, it wears and the shape deforms.

tungsten alloy jewelry picturePeople wear tungsten alloy jewelry will not cause skin rash and other allergic skin diseases. Unlike other gold and silver jewelry, it only needs to be polished during the production process. Afterwards, it does not need to be polished again, but it can still maintain its gloss. Tungsten alloy jewelry is scratch resistant, and only diamond can leave scratches.

More details, please visit:
http://www.tungsten-alloy.com/tungsten-jewelry.html

Comments are closed.

Address: 3F, No.25-1 WH Rd., Xiamen Software Park Ⅱ, FJ 361008,China Copyright ? 1997 - 2025 CTIA All Rights Reserved
Phone:+86-592-5129696,+86-592-5129595;    Email: sales@chinatungsten.com
舊版