EN 60519-1 / LVD 2014/35/EU CE Certified

CE Certified Infrared Quartz Tube Manufacturer & Supplier for the Victoria Market

Precision 99.99% SiO₂ Fused Silica Emitters, Twin-Tube Radiators & Custom Thermal Glassware Engineered for Industrial Heating, Composite Curing, and Electrification Across Victoria, Australia.

Direct OEM Inventory & Custom Fabrication

Standard & Custom Fused Quartz Heating Elements

Engineered for Melbourne, Dandenong, Geelong, and regional Victorian processing lines requiring exact wavelength tuning, zero devitrification at 1100°C, and complete chemical inertness.

Twin-Tube Customize Size Thickness Twin Tube Clear High Purity Flange Quartz Tube Fused Silica

Custom High Purity Flange Twin Quartz Tube Fused Silica Polished Ring

Twin Bore Flanged End 1100°C
MOQ: 1 pc Specs
Reactor Tube Custom 99.99% Pure Ozone Free High Temperature Resistant Quartz Glass Reactor Twin Tube

99.99% Pure Ozone Free Quartz Glass Reactor Twin Tube Welding Services

Ozone Free Lab Grade Precision Welded
MOQ: 1 pc Specs
Semiconductor Customizable High Transparent Corrosion-resistant High Purity Fused Quartz Glass Bell Jar

High Transparent Corrosion-Resistant Fused Quartz Bell Jar

Vacuum Bell Jar CVD / PVD High Optical Clarity
MOQ: 1 pc Specs
Optical Sheet China Supplier High Temperature Transparent UV Quartz Glass Plate Polished Fused Quartz Disc

High Temperature Transparent UV Quartz Glass Plate & Polished Disc

UV Grade Optics 1100°C Laser Cut
MOQ: 1 pc Specs
IR Emitter Tube High Temperature Heat Resistant Clear 99.99% Pure Fused Quartz Twin Tube

Heat Resistant Clear 99.99% Pure Fused Quartz Twin Tube Bending

Twin Tube Gold / White Reflector Rapid Heat
MOQ: 1 pc Specs
High Pressure Customizable High Pressure High Quality Polished Clear Transparent 99.99% Pure Quartz Glass Twin Tube

High Pressure Polished Clear Transparent Quartz Twin Tube

Thick Wall Flame Polished Custom Tolerances
MOQ: 1 pc Specs
Frosted / Diffused High Temperature Resistance Frosted Quartz Disc Plate Semiconductor Applications

High Temperature Resistance Frosted Quartz Disc / Plate

Uniform Diffusion Sandblasted Thermal Shield
MOQ: 1 pc Specs
Furnace Heater Polished Clear Quartz Twin Tube Ozone Free Heater Chemical Lab Equipment Semiconductor Furnace

Polished Clear Quartz Twin Tube Ozone-Free Furnace Heater

Semiconductor Tube Moulding & Bending CE Certified
MOQ: 1 pc Specs
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99.99%
Fused Silica Purity (SiO₂)
≤ 2 Hours
Engineering Response Time
1100°C
Continuous Working Limit
1 Piece
Custom Prototype MOQ
Technical Whitepaper & Engineering Standards

Precision Quartz Radiative Physics for Demanding Industrial Heating

When operating industrial infrared heating processes in Victoria’s advanced manufacturing sector, heater envelope material selection dictates radiant transmission efficiency, filament service life, and overall energy draw. Zelvo Quartz synthesizes high-purity fused silica sourced directly from the renowned Donghai geological belt, yielding raw glass with less than 20 ppm total metallic impurities and suppressed hydroxyl (OH⁻) content under 15 ppm.

Our CE-certified infrared quartz tubes comply strictly with EN 60519-1:2015 (Safety in electroheating installations) and the Low Voltage Directive (LVD 2014/35/EU). By preventing high-temperature devitrification into cristobalite up to 1100°C continuous exposure (1300°C intermittent), Zelvo emitters deliver superior transmission in the 0.8 µm to 4.2 µm infrared band. Whether implementing fast-response medium wave (FRMW) or high-intensity short-wave tungsten-halogen elements, our engineered quartz envelopes guarantee minimal infrared absorption losses, maximizing the forward radiant heat flux directly onto the target substrate.

Thermal Shock Immunity (ΔT > 1000°C)

Featuring a near-zero coefficient of thermal expansion of 5.5 × 10⁻⁷ /K, our fused quartz tubes survive rapid cycling from red-hot running temperatures into freezing spray quenching without micro-cracking or structural degradation.

  • Elimination of shatter risks in food and cleanroom operations
  • Integrated 24K gold or white ceramic diffuse back-reflectors
  • Customized twin-bore configurations: 23 × 11 mm and 33 × 15 mm profiles
Victorian Industrial Applications

Deploying Infrared Quartz Technology Across Victoria's Industrial Corridors

From heavy automated manufacturing plants in Dandenong South to biomedical and university research centers in Clayton and Parkville, our CE-certified emitters optimize high-demand thermal processes.

Carbon Composites & Aerospace

Victoria’s specialized aerospace and composite hub in Geelong and Fishermans Bend relies on fast-response twin-tube IR heaters to achieve controlled, uniform cure ramp rates for epoxy and prepreg carbon fiber components without hot spots.

  • Instant thermal on/off control (<1 second)
  • Directional gold coating prevents autoclave over-soak

Food Processing & PET Forming

Regional food producers in the Goulburn Valley and beverage bottling plants across Campbellfield integrate our non-toxic fused quartz tubes for dry-roasting, fruit dehydration, and fast PET bottle preform stretch blow molding.

  • FDA-compliant fused silica glass purity
  • Targeted medium-wave penetration for uniform plastic cores

Industrial Printing & Coatings

High-speed packaging, commercial web-offset print runs, and powder coating lines in Dandenong and Braeside utilize medium-wave quartz tubes to cure water-based inks and electrostatic coatings rapidly without blistering or substrate warping.

  • Fast flash-off for water and solvent carriers
  • Reduced cooling tunnel footprint by over 35%

Nanotech & CVD Vacuum Systems

World-class research facilities including the Melbourne Centre for Nanofabrication (MCN) and university cleanrooms utilize our laser-drilled quartz bell jars, flanged tubes, and custom heating jackets for thin-film semiconductor CVD processes.

  • 99.99% SiO₂ eliminates sodium/iron contamination
  • Precision laser micro-drilling for sensor ports
Strategic Energy Transition

Supporting Victoria's Gas Substitution Roadmap with Electrified Infrared Process Heat

Under the State Government of Victoria's aggressive net-zero 2045 emissions targets and soaring industrial gas prices, Victorian factories are rapidly retrofitting inefficient gas-fired convective ovens with precision electric quartz heating systems.

Decarbonization & Energy Efficiency

Conventional gas convection ovens in Victoria squander up to 55% of input energy via flue gas losses and ambient exhaust. Direct electric quartz infrared radiates thermal energy directly to the targeted product mass without heating large volumes of transitional air.

Over 50% Reduction in kWh Consumption

Elimination of Oven Pre-Heat Times

Victorian manufacturers facing volatile wholesale electricity tariffs benefit immensely from tungsten-halogen short-wave and carbon medium-wave emitters that reach 100% operational thermal output in 1 to 2 seconds, eliminating 45-minute morning pre-heats.

Instantaneous On / Off Duty Cycling

AS/NZS 3000 & CE Synergy

Our emitters carry full CE certification for industrial heating machinery, providing mechanical engineers and registered Victorian electrical contractors (REC) the technical documentation required for smooth compliance with Australian standard AS/NZS 3000 (Wiring Rules).

Streamlined OHS & WorkSafe Compliance
Engineering Reference Data

Infrared Quartz Emitter Spectral & Material Selection Guide

Compare emitter categories to determine the optimal configuration for your production machinery, line speed, and substrate penetration requirements.

Emitter Type Dominant Wavelength (λ) Filament / Color Temp Response Time Reflector Technology Target Victorian Application
Short-Wave (SW) Twin Tube 0.9 – 1.4 µm Tungsten / ~2200°C < 1 second 24K Pure Gold (95% forward) Automotive paint drying, PET blowing, metal flash heating
Fast-Response Medium Wave (FRMW) 1.4 – 2.0 µm Star-wound Tungsten / ~1600°C 1 – 2 seconds Gold or White Ceramic Diffuse Plastics thermoforming, powder coat gelation, paper drying
Carbon Medium-Wave (CIR) 2.0 – 2.8 µm Carbon Fiber / ~1200°C < 3 seconds Direct Gold or Al₂O₃ Ceramic Water-based ink evaporation, wood drying, food processing
Standard Medium-Wave (MW) 2.2 – 4.0 µm Ni-Cr Alloy / ~950°C 2 – 4 minutes White Ceramic Glaze Continuous textile curing, stress-relieving acrylics
High-Purity Fused Quartz Clear 99.99% SiO₂ Continuous use @ 1100°C Thermal Shock ΔT > 1000°C Uncoated / Polished Semiconductor reactor tubes, furnace sight glass, UV lamps
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Direct Manufacturing Excellence

Precision Quartz Processing from the World's Quartz Epicenter

Located in Donghai County, Jiangsu—the global hub of natural high-purity quartz reserves—Lianyungang Zelvo Quartz Products Co., Ltd. combines advanced computerized glass machining with classical master glassblowing expertise. We produce custom infrared emitters, reactor tubes, bell jars, and flanged vessels directly to CAD/PDF engineering drawings.

  • CNC Laser Drilling & Slotting: Sub-millimeter hole cuts without micro-cracking or residual thermal stresses.
  • High-Precision Flame Bending & Welding: Twin-tube profiling (23×11mm, 33×15mm), U-bends, and optical flange fusion.
  • Multi-Wavelength Transmission Verification: Every quartz tube batch is spectrometer-checked for transmission purity across UV, visible, and IR spectrums.
  • 1-Piece Prototyping: Dedicated support for Australian OEMs, university labs, and special machine builders with zero prototype penalty.
Zelvo Quartz manufacturing plant workshop
Donghai Production Plant
Quartz tube flame working and high temperature bending
Flame Bending & Shaping
Quartz apparatus quality inspection room
Strict QC & Laser Inspection
Finished fused quartz glass tubes ready for dispatch
Shockproof Export Packaging
Local Procurement FAQ

Frequently Asked Questions by Victorian Procurement & Maintenance Engineers

Clear answers regarding Australian electrical standards, shipping to Port of Melbourne, retrofit cross-compatibility, and thermal specifications.

How do CE-certified quartz heaters interface with Australian AS/NZS electrical safety standards?
Our infrared quartz emitters are designed and tested to meet EN 60519-1:2015 and EN 60335-2-30 under the European Low Voltage Directive (LVD). In Australia, these CE test reports and declarations of conformity provide fundamental verification of creepage distances, dielectric strength, and earth termination compliance as recognized by the Electrical Regulatory Authorities Council (ERAC) and required under AS/NZS 3000 (Wiring Rules) and AS/NZS 3820 for industrial electro-heating components.
What is the typical shipping lead time to Melbourne, and how are fragile quartz tubes protected?
For critical replacement parts and urgent breakdowns in Victoria, express air freight (via Melbourne Tullamarine Airport - MEL) arrives within 4 to 7 business days from dispatch. Larger volume industrial consignments to the Port of Melbourne typically arrive within 16 to 22 transit days. All fragile quartz tubes and twin-bore radiators are individually suspended within high-density expanded polyethylene (EPE) shock-absorbing profiles, encased in rigid multi-wall corrugated sleeves, and packed into ISPM-15 compliant fumigated export timber crates. Our transit damage rate is strictly under 0.2%.
Can your twin-tube emitters directly replace Heraeus, Ushio, or Victory IR lamps in our machinery?
Yes. We routinely manufacture exact form-fit-and-function replacement emitters for European and American machinery operating across Victorian packaging, plastic welding, and coating lines. We replicate industry-standard cross sections (23×11 mm and 33×15 mm twin tubes), total heated lengths up to 6,500 mm, terminal termination styles (ceramic caps, flexible cables with ring terminals, flat clips), and electrical ratings (230V, 400V, 480V) with zero modification needed on your existing reflector cassettes.
Why choose 99.99% fused silica quartz over borosilicate glass in industrial heating tunnels?
Borosilicate glass has an operational threshold of approximately 450°C and a significantly higher thermal expansion coefficient (33 × 10⁻⁷ /K), making it vulnerable to thermal shock fracturing under rapid cycling or air-knife cooling. In contrast, 99.99% SiO₂ fused quartz withstands continuous temperatures of 1100°C, expands at a fraction of the rate (5.5 × 10⁻⁷ /K), and provides superior optical clarity with over 90% forward transmission across short, fast-medium, and medium-wave IR spectra without structural sagging or clouding (devitrification).
Should we specify a 24K gold coating or a white ceramic diffuse reflector for our emitters?
For operating temperatures below 600°C on the quartz tube surface (such as short-wave and fast-medium wave elements in printing, composite curing, and plastics), a 24K pure gold reflector offers the highest radiant efficiency, reflecting over 95% of rearward infrared radiation forward. For continuous ultra-high-temperature environments (tube surface above 600°C–900°C), our fused white ceramic oxide (Al₂O₃) coating is recommended; it is thermally impervious, cannot flake or vaporize, and reflects up to 90% of diffuse infrared radiation onto the work target.
What is your minimum order policy for custom prototyping in Melbourne and regional Victoria?
We operate with a minimum order quantity (MOQ) of just 1 piece for custom quartz tubes, twin-bore emitters, reactor chambers, and bell jars. This enables engineering teams at Monash, CSIRO, Swinburne, and commercial machine retrofitting builders to validate custom tube geometries and electrical configurations without committing to prohibitive production minimums.

Request a Fast Engineering Review for Your Victorian Heating Line

Provide your dimensions, voltage, wattage, and operating temperature requirements, or upload your CAD drawing. Our senior quartz processing engineers review feasibility and provide a comprehensive quotation within 2 hours.

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