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Heat Resistant Quartz Lamp Holder for Industrial Use

Quartz lamp holders are made of high-purity quartz glass, which is resistant to high temperatures, has excellent insulation and light transmittance, and is compatible with light sources such as halogen lamps and infrared heating lamps. They can withstand high-temperature radiation and current surges, and are the core component of lighting and heating equipment, ensuring stable operation of the light source.

    Product Details Description

    Southeast Quartz specializes in manufacturing quartz lamp holders for applications that require exceptional thermal stability, precision ignition, and long-term durability.

    Premium Quartz Inner & Outer Lamp Holders: Precision for High-Temperature Processing

    Engineered for the most demanding thermal applications, our Quartz Inner and Outer Lamp Holders represent the gold standard in high-purity heating elements. Constructed from top-tier fused silica quartz, these components are specifically designed to deliver a clean, concentrated flame essential for precision quartz glass working and laboratory processes.

    Unmatched Material Properties

    At the core of these heads is high-quality quartz, selected for its exceptional thermal stability and chemical inertness. Unlike metal alternatives, quartz ensures a 100% metal-free flame, eliminating the risk of contamination during sensitive operations. The material’s resistance to thermal shock allows it to withstand rapid temperature changes without cracking, while its smooth, non-porous surface minimizes the adsorption of impurities, guaranteeing a consistently clean burn.

    Optimized Design for Performance

    The dual-component structure (Inner & Outer) is meticulously engineered to control the mixture and dispersion of fuel gases—typically hydrogen and oxygen. This design yields a flame that is not only intensely hot but also highly concentrated and quiet.To address the physical challenges of high-heat environments, our design incorporates structural innovations such as specialized S-shaped connectors (in applicable models). This feature provides the necessary flexibility to accommodate the thermal expansion of quartz tubes during operation, effectively preventing the detachment of welding points or the bending of fragile tubes.

    Professional Grade for Demanding Tasks

    Whether integrated into an automated machine torch or used with a handheld unit, these lamp holders offer the reliability required for continuous industrial use. They are the preferred choice for professionals seeking to maximize efficiency and quality in quartz glass processing.

    Key Features

    1. High-Quality Quartz Material: Lay the Core Foundation
    2. Optimized Structural Design: Enhance Performance
    3. Multi-Scenario Adaptability: High Practicality
    4. Professional-Grade Quality: Reliability Guaranteed

    Applications Include

    Case 1: Sealing and End-Finishing of Quartz Tubes

    • Scenario:In the photovoltaic and semiconductor industries, long lengths of transparent or opaque quartz tubes require one end to be sealed or fire-polished after cutting.
    • Application Details:Operators use a hydrogen-oxygen generator equipped with Quartz Inner & Outer Burner Heads to apply high-temperature heat to the tube opening.
    • Product Value:The burner heads produce an intensely concentrated flame that instantly softens the quartz, allowing for rapid sealing without sagging or deformation. Furthermore, the metal-free contamination ensures the interior of the tube remains ultra-pure, meeting semiconductor-grade standards.

    Case 2: Precision Welding of Scientific Quartz Apparatus

    • Scenario:Manufacturing complex laboratory glassware, such as welding quartz test tubes to side arms or constructing intricate quartz distillation apparatus.
    • Application Details:Technicians require prolonged heating in very specific, small areas to create strong seals.
    • Product Value:Thanks to the specialized structural design (often featuring S-shaped connectors), the burner heads effectively buffer thermal expansion stress during extended high-heat operation. This prevents the root of the burner from cracking or detaching due to expansion/contraction, ensuring stability and high yields.

    Case 3: Repair of Quartz Boats and Diffusion Furnace Parts

    • Scenario:Quartz boats used in semiconductor wafer fabrication may develop micro-cracks. Repairing them is far more economical than replacing them.
    • Application Details:Maintenance personnel use a handheld torch with quartz burner heads to locally melt and fuse the cracked areas.
    • Product Value:The smooth surface of the quartz burner minimizes impurity adsorption. During the repair, it does not introduce dust or metal ions, ensuring the repaired boat maintains the cleanliness required for wafer production.

    Case 4: Processing of Optical Fibers and Glass Lenses

    • Scenario:Pre-heating stages in optical fiber drawing towers or the softening/molding of high-precision lens blanks.
    • Application Details:An extremely pure flame environment is mandatory to preserve the optical properties of the material.
    • Product Value:The dual-tube (inner/outer) structure ensures optimal mixing of hydrogen and oxygen, resulting in a quiet and steady flame. This eliminates air turbulence, preventing surface ripples or flaws on the optical glass.

    Chemical composition

    The physical properties of quartz glass

    Mechanical behavior

    Standard values

    Density

    2.2g/cm3

    Compressive strength

    1100Mpa

    Flexural strength

    67Mpa

    Poisson's ratio

    0.14~0.17

    Young's modulus

    72000Mpa

    Modulus of rigidity

    31000Mpa

    Mohs hardness

    5.5~6.5

    Transformation point

    1280°C

    Softening Point

    1780°C

    Annealing point

    1250°C

    Specific heat (20 ~ 350 °C)

    670J/kg .°C

    Thermal conductivity (20 °C)

    1.4W/m.°C

    Index of refraction

    1.4585

    Low thermal expansion coefficient

    5.5*10-7cm/cm.°C

    Thermal processing temperature

    1750~2050°C

    Short-term use temperature

    1300°C

    Long-term use temperature

    1100°C

    Material

    Silicon Dioxide (Natural Quartz )

    Color

    Transparent orcolorless

    Surface

    No Air Bubble ,no line

    Strain

    1270 C Fused The Quartz Glass Brick

    PPM grade

    Controlled 10/20/100PPM

    Shape

    Circle

    Thickness

    2MM-20MM