Industrial Borosilicate Toughened Glass Tube – Superior Thermal Shock Resistance & Optical Clarity
Direct visual observation of fluid levels, flow velocity, color, and process reactions inside industrial vessels, boilers, and sight flow indicators requires high-integrity glass components that can handle thermal stress and chemical exposure. The Industrial Borosilicate Toughened Glass Tube manufactured by FlowBiz Exports is engineered to deliver 360-degree inline transparency under demanding industrial operating conditions.
Formulated with low thermal expansion borosilicate glass composition and subjected to precise thermal tempering (toughening), this cylindrical glass tube offers resistance against thermal shock, sudden temperature swings, acidic fluids, and mechanical line pressure. It is widely used as a replacement tubular glass element for full-view tubular sight glasses, liquid level gauge meters, and chemical reactor sight ports.
Technical Specifications & Features
The Industrial Borosilicate Toughened Glass Tube is manufactured to strict optical, mechanical, and safety standards:
- Product Name: Industrial Borosilicate Toughened Glass Tube
- Design Standards: DIN 7080 / ISO 3585 / BS 3463
- Size Range: Outer Diameters (OD) from 25mm to 200mm | Lengths up to 1000mm (custom wall thickness options available)
- Glass Grade: High-Purity Borosilicate Glass 3.3 (Toughened / Heat-Treated)
- Maximum Working Temperature: Up to 280°C continuous (up to 300°C short-term)
- Thermal Shock Resistance: Safe against rapid temperature differences ($\Delta T$) up to 230°C
- Chemical Resistance: Hydrolytic Class 1 / Acid Class 1 / Alkali Class 2
- Ends Finish: Precision ground, flame-polished, and stress-relieved edges for zero gasket damage and leak-free seating
Technical Overview Table
Technical Parameter | Specification Details |
Product Name | Industrial Borosilicate Toughened Glass Tube |
Manufacturer | FlowBiz Exports Pvt. Ltd. |
Material Grade | Borosilicate 3.3 (Toughened / Tempered) |
Max Operating Temperature | 280°C |
Thermal Shock ($\Delta T$) | Up to 230°C |
End Edge Finish | Ground and Flame-Polished Flat Ends |
Transparency | High Light Transmittance (>92%) |
Corrosion Resistance | Highly Resistant to Water, Neutral/Acidic Solutions, and Solvents |
Key Applications Across Industrial Utilities
The Industrial Borosilicate Toughened Glass Tube serves across critical processing and monitoring lines:
- Tubular Sight Flow Indicators: Provides full 360-degree inline process visibility in piping loops.
- Liquid Level Gauges & Indicators: Fitted into tubular glass gauge sets for tanks, receivers, and pressure vessels.
- Chemical & Pharmaceutical Plants: Safe handling of corrosive acids, organic solvents, and sterile process lines.
- Boilers & Steam Utilities: Used as high-temperature sight ports for steam condensation and feed water monitoring.
Why Choose FlowBiz Exports Pvt. Ltd.?
FlowBiz Exports Pvt. Ltd. provides precision-cut, high-durability industrial sight glass hardware:
- Extreme Thermal Shock Performance: Toughened borosilicate structure prevents thermal cracking under sudden cold fluid flushes or high steam exposure.
- High Chemical Inertness: Highly resistant to aggressive chemicals, ensuring no leaching, clouding, or surface etching over time.
- Precision CNC Dimensions: Uniform wall thickness and flat-ground edges ensure uniform gasket compression and leak-free assembly.
- 360-Degree Crystal Clear Vision: Distortion-free clarity allows operators to monitor flow, color, and bubble formation from any angle.
Reliable Supply Chain Across India & Abroad
FlowBiz serves as a trusted manufacturer and exporter with a wide supply network:
- Gujarat: Key hubs including Ahmedabad (Odhav, Vatva, Naroda, Sanand), Vapi, Bharuch, Dahej, Gandhidham, and Surat (Hazira, Sachin).
- Maharashtra: Major industrial centers such as Mumbai, Pune, Nashik, Nagpur, and Aurangabad.
- International: Exporting specialized glass elements and sight flow indicators across Africa.