Sapphire crystal watch case cover glass Watch box with diamond cut 2020 facet

Share on (60792828018):


Price:RUB 7,432.71 - RUB 14,865.42

Quantity:


Product Overview

Description

The Advantage of Sapphire Crystal Glass

- High hardness - 9H (Second only to Diamond)

- Scratch resistance (compressive strength 21000 kg/cm²)

- Abrasion resistance

- High mechanical strength

- High temperature resistance (Melting point 2050°C)

- Good thermal stability

- High optical production rate

Products Show
Qualification



Achieved ISO9001:2016 
Compliance with ROHS and REACH standards


About Us

Our Factories

Sun Yin Crystal Industry Co., Ltd. was established in 1994, with more than 25 years of sapphire processing experience, and has a complete sapphire production chain from raw material production to coating, our management system has passed ISO9001 certification and the product quality is compliance with REACH and RoHS standard, which has taken advantage of the market.


Advanced Machines

We provide professional equipment and machines to support the quality of production.











Our Team

At present, we have more than 800 employer in China and Hong Kong. The enterprise management enables us to produce more than 18,000,000 pieces of sapphire crystal per year.



SUN YIN CRYSTAL IND.CO.LTD


- Over 20years experience in Sapphire production

- Top 3 in Sapphire industry in China

- Self Owned raw material factory

- compliance with REACH and RoHS standards 

0.2701 s.