99.99% SiO₂
BAO RAN 99.99% SiO2 Content Transparent Fused Quartz Sheet
Optical laser machinery, insulated precision instruments, ROHS certified, vacuum annealed with minimal internal stress.
Engineered Performance Materials
Precision Fused Quartz Glass Catalog
Source directly from our SGS-verified manufacturing base in Lianyungang. From raw crystal beneficiation to sub-micron optical CNC finishing, explore eight key products customized to European DIN/ISO specifications.
99.98% SiO₂
Quartz Triple Bore Flow Tubes Laser C Shape Precision Tube
High-efficiency cooling and pumping flow-channel geometries for solid-state medical and precision industrial laser systems.
High IR Efficacy
BAO RAN SiO2 Heating Quartz Tube for Industrial Drying Systems
Engineered for cleanroom sterilizers, rapid moisture evaporation units, heating cavities, and continuous-flow liquid heaters.
Thermal Shock Safe
High Transmittance Fused Quartz Tube for Sintering Furnaces
Extreme thermal stability operating consistently above 1150 °C with ultra-low thermal coefficient for solar and crystal growth lines.
Deep UV Grade
JGS1 High Purity Synthetic Quartz Glass Sheet (185-2500 nm)
Bubbles-free optical synthetic fused silica tailored for spectrophotometers, UV photolithography, and analytical laser inspection.
CNC ±0.005mm
Precision Fused Quartz V-Groove Fiber Array Alignment Holder
Micro-machined optical component designed for fiber arrays, telecommunication transceivers, and laser diode packaging.
Pressure Rated
Custom Clear Quartz Glass Tube with One End Closed Bottom
Corrosion-resistant digestion and sample reaction vessel, engineered for high-purity chemical testing and semiconductor immersion.
Lab Apparatus
Custom Made Fused Quartz Boat for Laboratory High-Temp Calcination
Precision micro-slotted design with flame-polished seams, impervious to cross-contamination in aggressive acid-gas environments.
Strategic Industrial Fit
Specialized Applications in the Basel Tri-National Corridor
Basel’s industrial matrix—spanning the Canton of Basel-Stadt, Basel-Landschaft, and cross-border regions into Saint-Louis (France) and Weil am Rhein (Germany)—demands strict material purity. Here is how our fused silica products align with Basel's core sectors.
Pharmaceutical & Life Sciences Synthesis
In the Rosental, Klybeck, and Novartis Campus ecosystems, analytical precision and chemical inertia are paramount. Our JGS1 quartz flow-through cuvettes, 96-well UV microplates, and high-purity quartz digestion tubes withstand continuous aggressive acid environments (including boiling HNO₃, HCl, and aqua regia) without ion leeching, guaranteeing trace-level accuracy in chromatography and HPLC assays.
Continuous Flow Chemistry & Microreactors
Specialty chemical facilities across Schweizerhalle and Muttenz increasingly migrate from batch reactions to continuous photoredox processing. Our heavy-wall synthetic fused silica cylinders, multi-bore flow cells, and optical reaction conduits deliver up to 92% direct UV transmission at 254 nm and 365 nm wavelengths, preventing photochemical lamp solarization and holding structural integrity up to 1300 °C.
Industrial Laser & Precision Optics Metrology
Optical design engineering groups in the Upper Rhine Valley require thermally stable components with near-zero expansion (5.5 × 10⁻⁷ /°C). Our precision CNC-machined V-groove arrays, laser cavity triple-bore flow tubes, and double-side polished optical flats provide optical transmission between 185 nm and 2500 nm without laser-induced optical deformation.
Procurement Trends & Compliance
Navigating Basel's Advanced Material Market Dynamics
Procurement teams across Swiss cantons enforce rigorous quality vetting, decarbonization metrics, and compliance controls.
Direct-from-Source Traceability
Local QA managers in Basel are actively bypassing intermediate non-manufacturing brokers. By auditing primary facilities that control both quartz crystal crushing and electric furnace drawing, buyers avoid contamination variance across batches.
Strict RoHS & Trace Elements Limits
Swiss chemical compliance mandates ultra-low concentration of transition metals (Fe < 0.2 ppm, Cu < 0.05 ppm). Ensuring 99.99% raw SiO₂ purity prevents catalytic contamination during bio-organic API syntheses.
Shift to Precision Custom Prototypes
Standard off-the-shelf tubes rarely fit custom European bench reactors. Demand in the Basel Bio-Valley has shifted sharply to low-MOQ rapid prototyping (1–5 units) directly fabricated from customer STEP/DWG engineering drawings.
Factory Direct Assurance
Lovri Quartz: Full-Chain Manufacturing Advantages
Operating from Lianyungang, China's premier fused silica hub, Lovri Quartz products are supported by comprehensive in-house processing, strict optical testing, and verified international standards.
14,271 m²
SGS-Verified Plant
Onsite assessed factory footprint covering sand milling, vertical tube drawing, continuous annealing, and 5-axis CNC machining bays.
99.99%
Consistent Silica Purity
Raw quartz lumps pulverized and acid-pickled on-site. Full control of raw purity eliminates unexpected thermal micro-crystallization.
100%
Polarization Testing
Every critical tube, wafer boat, and window undergo polariscope stress analysis after annealing to ensure zero residual mechanical strain.
1 PC
Flexible Prototyping MOQ
We support pilot-line trials with rapid 1-piece sample builds, followed by swift volume production and specialized export packaging.
Material Selection Reference
Technical Specifications: Fused Quartz vs. Standard Glasses
Benchmark data to assist laboratory engineers, reactor designers, and optical physicists in Basel during product specification.
| Characteristic | Synthetic Fused Silica (JGS1) | Fused Quartz (JGS2 / Electric) | Borosilicate 3.3 Glass |
|---|---|---|---|
| Chemical Purity (SiO₂) | > 99.999% | > 99.99% | ~ 81% |
| Max Continuous Temperature | 1100 °C | 1100 °C | 450 °C |
| Short-Term Max Exposure | 1350 °C | 1300 °C | 500 °C |
| Coefficient of Thermal Expansion | 5.5 × 10⁻⁷ / °C | 5.5 × 10⁻⁷ / °C | 33 × 10⁻⁷ / °C |
| UV Transmission (185 - 260 nm) | > 90% | Transmits from ~220 nm | Opaque (< 300 nm) |
| Thermal Shock Resistance | Quench from 1100°C into water: No break | Quench from 1000°C into water: No break | Tolerates ΔT ≈ 100 °C |
Procurement Clarity
Frequently Asked Questions by Basel Buyers
Clear operational and logistical answers addressing delivery to Switzerland, technical compliance, and custom fabrication.
What is the primary difference between JGS1, JGS2, and JGS3 quartz glass?
JGS1 is a synthetic fused silica produced from high-purity chemical precursors, offering transmission down to 185 nm, making it essential for UV lasers and analytical spectrometry. JGS2 is produced by flame-fusion of natural quartz crystals, transmitting effectively from roughly 220 nm to 2500 nm (ideal for sight glasses, UV curing, and laboratory reactors). JGS3 is melted under vacuum electric furnaces, offering virtually zero OH absorption at 2700 nm and providing exceptional infrared transmission up to 3500 nm.
How do you handle shipping logistics and Swiss customs (FedEx / Air Freight to BSL / ZRH)?
We maintain dedicated export fulfillment protocols tailored for fragile optical glass. Shipments to the Basel area are dispatched via express courier (DHL, FedEx) with arrival in 4–6 business days directly to Basel-Mulhouse Airport (BSL) or Zurich (ZRH). All export customs documents, commercial invoices, packing lists with complete HS codes (typically 7002.31 / 7017.10), and RoHS declarations are prepared precisely to ensure frictionless clearance through Swiss Federal Customs.
How are custom tolerances maintained for micro-machined quartz parts (V-grooves, wafer boats)?
Our precision machine shop utilizes dedicated multi-axis CNC glass grinding centers equipped with diamond tooling, ultrasonic drilling spindles, and laser profile verification. We regularly produce components holding dimensional tolerances within ±0.01 mm, and down to ±0.005 mm upon customer specification. Every customized component is verified with optical coordinate measuring machines (CMM) before dispatch.
What prevents fragile quartz tubes and wafer boats from breaking during transit?
Every individual item is wrapped with electrostatic protective foam, immobilized in high-density customized EPE pearl-foam cutouts, sealed in moisture-proof vacuum sleeves, and nested in multi-ply shock-resistant corrugated outer cartons or treated plywood cases. We record a shipping damage rate of under 0.15% across global routes.
Can Lovri Quartz manufacture directly from our internal STEP, DWG, or PDF drawings?
Yes. Our engineering department accepts all standard technical CAD and drawing formats (STEP, IGES, DWG, DXF, and PDF). Upon review, our engineers verify thermal tolerances, recommend the optimal quartz grade (flame-fused vs. synthetic silica), check sealing zones, and issue formal manufacturability feedback within 24 hours.
Connect with our Engineering Team Serving the Basel Region
Whether you require standard 99.99% SiO₂ fused silica tubing or customized microfluidic reaction prototypes, submit your specifications, operating temperatures, or drawings for rapid factory-direct evaluation.
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