K gold jewelry identification method
نوشته شده توسط : robinsalestore

Comparative Law
Platinum with the naked eye was gray, hard texture is more, the hardness of 4.3. Silver with the naked eye, the color was clean white, Cheap Oakleys Holbrook Sunglasses Outlet Store smooth and delicate texture comparison, the hardness is lower than platinum, hardness of 2.7.
Look Chop
Because each piece of jewelry must be stamped seal ingredients, so whenever you see a pt, or to see a platinum, plat, that is platinum; If seeing s, or see the silver, it is silver. In addition, silver-plated copper symbol to note that it is sf.
Weigh
If experiencing blurred seal or seal has been truncated, you can use this method. Platinum's high density, specific gravity is 21.4 kg / dm 3, the proportion of silver is 10.49 kg / dm 3. Thus, the same weight is only half the volume of silver platinum, a comparison between the two is easy to identify.
Cremation Act
Sometimes encounter fewer materials, obvious feeling of weight on the hands, while no seal, then had to use this method. Heat or fire Tiffany and Co Bracelet Jewelry Outlet platinum After cooling, the color is unchanged; heating or fire and silver, after cooling, was run on a red color, or black and red.
Chemical method
The touchstone of platinum on a grinding mill, then with nitric acid, hydrochloric acid droplets mix a few drops, if the wear scar exists, it means platinum, as the level of fineness, but some differences in color; If this drops on silver, mill marks will be dissolved lost.
k gold jewelry are very popular in Europe, particularly in Italy, the world-famous k gold jewelry. Market is very popular very fashionable k-gold, which refer to the content of between 14-18k Italian craft k gold jewelry. k gold plasticity, can be used to manufacture a wide variety of wonderful colorful gold jewelry, so k gold price is not content with the price of gold to calculate because of its style made in accordance with the process, the main value lies in the process, so k gold price and the process is very relationship, a very high degree of difficulty of the production process k gold, and sometimes the price of one gram, far more than any precious metals. When buying, check the markings on metal Tiffany heart necklace jewelry outlet jewelry, precious metals and some are not, such as: 18gkp alloys.





:: بازدید از این مطلب : 653
|
امتیاز مطلب : 0
|
تعداد امتیازدهندگان : 0
|
مجموع امتیاز : 0
تاریخ انتشار : پنج شنبه 3 بهمن 1392 | نظرات ()
مطالب مرتبط با این پست
لیست
می توانید دیدگاه خود را بنویسید


نام
آدرس ایمیل
وب سایت/بلاگ
:) :( ;) :D
;)) :X :? :P
:* =(( :O };-
:B /:) =DD :S
-) :-(( :-| :-))
نظر خصوصی

 کد را وارد نمایید:

آپلود عکس دلخواه: