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Shanghai Longway Special Glass Co., Ltd.
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Customized Tempered Borosilicate Glass Disc and Sight Glass Transparent

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Shanghai Longway Special Glass Co., Ltd.

City: shanghai

Province/State:shanghai

Country/Region:china

Tel:86-21-58508292

Contact Person:
Mr.Dai
View Contact Details

Customized Tempered Borosilicate Glass Disc and Sight Glass Transparent

Place of Origin Shanghai, China
Brand Name LONGWAY
Model Number LW019
Packaging Details electrolytic capacitor paper,foam,carton
Supply Ability 120000 Pieces per Month
Minimum Order Quantity 500 pieces
Price NEGOTIATION
Certification ISO9001
Payment Terms D/P,T/T,Western Union
Item Sight glass and glass disc
Surface Clear and transparent
Transmission >90% for visible light
Coating Available
Processing Tempering and polishing
OEM Available
Detailed Product Description



Tempered sight glass and glass disc from boroiliscate glass and float glass


  • ‌Material‌

    • ‌Borosilicate Glass‌:
      • High resistance to thermal shock.
      • Excellent chemical durability.
    • ‌Float Glass‌:
      • Smooth, uniform surface.
      • Good optical clarity.
  • ‌Quality‌

    • Consistent thickness and dimensions.
    • Free from defects such as bubbles or inclusions.
  • ‌Function‌

    • ‌Sight Glass‌:
      • Visual inspection of fluid levels.
    • ‌Glass Disc‌:
      • Used in various optical and mechanical applications.
  • ‌Specific Application‌

    • Industrial equipment, automotive, and scientific instruments.
  • ‌Advantage‌

    • ‌Tempered Process‌:
      • Increases strength and thermal resistance.
      • Reduces risk of breakage and improves safety.
    • ‌Borosilicate & Float Glass‌:
      • Combines durability with optical clarity.
      • Versatile for multiple applications.


ItemGlass disc, Glass wafer, Glass substrate, Sight glass
MaterialOptical glass, Qurartz glass, Pyrex, borosilicate glass, Float glass, borofloat
Diameter Tolerance+0/-0.2 mm
Thickness Tolerance+/-0.2 mm
ProcessedBy Cutting,Grinding,Tempering, Polishing
Working temperatureResisting high temperature shock
Surface Quality80/50,60/40,40/20
Material QualityNo scratches and air bubble
Transmission>92% for visible light
Chamfer0.1-0.3 mm x 45 degree
Surface CoatingAvailable
UsageLighting system, industrial area.





Product Tags: Customized Tempered Borosilicate Sight Glass   Tempered Borosiliate Glass Disc   Tempered float glass Sight Glass  
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