Shanghai Longway Special Glass Co., Ltd.
                                                                                                           
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18 Years
Since 2008
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Custom Tempered Safety Glass Round Disc for Outdoor Lighting

Price Negotiable
Price: NEGOTIATION
MOQ: 1500 pieces
Delivery Time: Negotiable
Brand: LONGWAY
Product Description



Custom Tempered Safety Glass Round Disc for Outdoor Lighting


1. Core Material & Composition:

  • Base Material: High-transparency soda-lime float glass or borosilicate glass.

  • Key Process: Transformed into safety glass via a controlled thermal tempering (heat treatment) process.


2. Defining Physical Properties:

  • High Mechanical Strength: 4-5 times stronger than standard annealed glass, resistant to impact and physical stress.

  • Thermal Shock Resistance: Withstands extreme and rapid temperature changes, essential for outdoor environments.

  • Safety Break Pattern: Shatters into small, blunt, granular pieces (not sharp shards) upon breakage, minimizing injury risk.

  • Weather & UV Resistance: Excellent durability against prolonged exposure to rain, humidity, sunlight, and thermal cycling.

  • Custom Geometry: Manufactured as a precise round disc, available in custom diameters, thicknesses, and edgework (seamed, polished, beveled).


3. Primary Functions in a Lighting System:

  • Protective Lens/Cover: Acts as a first-line barrier, shielding internal LED modules, electronics, and bulbs from water, dust, dirt, debris, and accidental contact.

  • Optical Component: Provides clear light transmission; can also be frosted or patterned to act as a light diffuser, reducing glare and ensuring even illumination.

  • Structural Seal: Often forms the critical sealed face of the fixture, directly contributing to its IP (Ingress Protection) rating (e.g., IP65, IP67) for weatherproof integrity.


4. Target Applications & Industries:

  • Architectural & Commercial Lighting: Wall sconces, porch lights, canopy lights, and facade illumination.

  • Landscape & Outdoor Lighting: Pathway lights, bollard lights, garden lights, and step lights.

  • Public & Infrastructure Lighting: Park lighting, waterproof security lights, and durable outdoor bulkheads.

  • LED Lighting Manufacturing: A key component for OEMs producing robust, long-lasting outdoor luminaires.


Item Glass Panel,Glass disc,Safety Glass
Material Optical glass, Qurartz glass, Pyrex, borosilicate glass, Float glass, borofloat
Diameter Tolerance +0/-0.2 mm
Thickness Tolerance +/-0.2 mm
Processed By Cutting,Grinding,Tempering, Polishing
Working temperature Resisting high temperature shock
Surface Quality 80/50,60/40,40/20
Material Quality No scratches and air bubble
Transmission >92% for visible light
Chamfer 0.1-0.3 mm x 45 degree
Surface Coating Available
Usage Lighting system, industrial area.







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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shanghai Longway Special Glass Co., Ltd.
Location Rm. 2111, Bldg. A, Tomson Center, No. 188, Zhangyang Rd., Shanghai, China
Contact Person Dai

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