Share to:

Sapphire Watch Glass

Quantity:

Specification: Made according to customer’s requirement

Product introduction: Sapphire watch glass has the superior characteristics of high hardness, scratching and corrosion resistance, increasing protection of watch, prolonging the service life of watch and can bring customer better touch experience in combination with waterproof membrane technology.

Product Specification: main technical parameters:

  1. 1.Contact angle of waterproof membrane≥110°;
  2. 2.Diameter tolerance±0.02mm;
  3. 3.Smudginess ≤0.25mm;
  4. 4.Environmental reliability

a.High temperature test(+85℃)72h

b.Low temperature test(-40℃)72h

c.High temperature and humidity (60℃,95%RH)72h

d.Thermal shock test(-40℃,85℃ each for two hours)10 circulations

e.Steel wool testing (0000#,1kgf load,40cycle/min,40mm) 2000 circulations

Product inquiry

Related product

Quick Nav

Carriers

News

About Us

Product

Contacts with us

Address: No.58, Hengguang Road, Economic and Technological Development Zone,Nanjing, Jiangsu Province

Zip code: 210038

E-mail: xsb@j-crystal.com.cn

Tel: 025-85789211
Fax: 025-85789210

Copyright   2016 Nanjing J-crystal Photoelectric Technology Co., Ltd. All rights reserved. Supported by Leadong