Crystal Ball 60mm
Crystal Ball 60mm
60mm Clear
Includes glass stand
This crystal sphere is made from K9 Industry best distortionless crystal
K9 crystal, is a variety of optical borosilicate crown glass
The letter "K" is a reference to the German word for "crown" (Krone) and the number 9 refers to the lead content of the glass (9%)
K9 glass has high optical clarity, and is used in many contexts requiring this characteristic. It has been regarded as a difficult-to-cut material because of its superior mechanical properties
It has an elastic modulus per pascal of 8x1010, a Poisson's ratio of 0.21, and a density of 2510 kilograms per cubic meter (less dense than most other leaded glass)
Its high refractive index (for a leaded glass) and exceptional clarity combined with low cost have made it desirable for chandeliers, lasers, telescopes, etc
Kiwi trader, This Item is located in New Zealand and ready for immediate dispatch
Selling since 2018
GoodasGoldNZ.com
Postage Details
Your item will be sent with NZ Post and delivery times are 1-3 Business days on average. If you order on Friday through Sunday, your order will be dispatched first thing Monday morning. Items include a tracking number that will be emailed to you post purchase.