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Sapphire Craftsman Watch Bottom Case
Sapphire Craftsman Watch Bottom Case
Production Lead Time:
25 day(s)
Sun Yin Crystal Industry Co Ltd

Sun Yin Crystal Industry Co Ltd

Hong Kong

Manufacturer

Average Response Time

N/A

SUPPLIER INFO LAST UPDATED: 23 Apr 2021

ADVERTISE SINCE: 1 Jul 2016

Product Attribute(s)
Model No.:
33
Application:
Watch case
Material:
Sapphire
Customised:
Yes
Size:
Customized
Colour:
Transparent, customized
Qualification:
REACH, RoHS and ISO9001
MOQ:
100
Place of origin:
China
Port:
Hong Kong
Type of payment:
Negotiable
Feature:
Anti-impact , anti-scratch, anti - corrosion, resistance to high temperature
Description

Craftsman, unique, high quality watch bottom case. With a high electrical resistance along with anti-impact and anti-scratch properties, this durable and sturdy watch case promises to withstand everyday wear and tear. Frame and complete meticulously designed and carefully assembled watches with this highlighted piece.

  • High-quality sapphire crystal watch case.
  • With anti-impact and anti-scratch features.
  • With high electrical & corrosion resistance.
  • Features great thermal stability.
  • With high optical production rate.
  • Features a high melting temperature of 2030 °C.
  • With a high hardness of 9 Mohs, which is second to diamond.
  • Purity: 99.99%.
  • Density: 3.98-4.1g/cm2.
  • Compressive strength: 21000kg/cm2.
  • Flexural strength: 4000kg/cm2.
  • Infrared transmittance: 85%.
  • Dielectric constant: 7.5 - 10.5.
  • Place of origin: China.
  • Color: transparent or custom-made.

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