Furnace Crucible
Precision Quartz Thermal Vessels & Laboratoryware
Engineered from semiconductor-grade fused silica (SiO₂ ≥ 99.99%) to sustain continuous thermal operations at 1100°C with near-zero thermal expansion and impervious chemical resistance.
Chromatography
Semiconductor
Chemical Lab
Spectroscopy
Metallurgy
Optics & Wafer
Laser Optics
99.99%
SiO₂ Purity Grade
1100°C
Continuous Service Temp
≤ 1 Hour
Nordic Inquiry Lead Time
10+ Lines
Dedicated Production Lines
Engineering Whitepaper: Fused Quartz in Gothenburg's High-Tech R&D
A comprehensive material evaluation for research chemists, battery process engineers, and analytical lab managers across Västra Götaland.
In precision chemical evaporation, sample drying, and inorganic acid digester protocols, standard borosilicate glassware inevitably compromises analytical accuracy due to sodium leaching and a low softening threshold (ca. 820°C). Kemzo Quartz evaporating dishes and crucibles are fabricated exclusively from electrically and oxy-hydrogen fused natural quartz crystal originators from Donghai. The resulting vitreous silica manifests an amorphous network characterized by an exceedingly small linear coefficient of thermal expansion (CTE ≈ 5.5 × 10⁻⁷ /°C), rendering our evaporating labware resilient to instantaneous temperature gradients that would shatter standard industrial glass.
Thermal Shock Resistance
Capable of enduring cyclical immersion from red-hot muffle furnace temperatures (+1050°C) directly into ice water at 20°C without structural micro-fissuring, ensuring safe handling in fast-paced sample crystallization.
Chemical & Acid Inertness
Unaffected by nearly all mineral acids, including boiling Aqua Regia, Nitric Acid (HNO₃), and concentrated Sulfuric Acid (H₂SO₄). Trace background element migration remains strictly below 0.1 ppm for ICP-MS assay purity.
Custom OEM/ODM Morphologies
From flat-bottomed round evaporation basins with reinforced pouring spouts to deep cylindrical shapes tailored for customized heating mantles, our CAD-driven CNC cold-working and fire-polishing yield exact dimensional tolerances (±0.1mm).
| Material Property | Kemzo Fused Quartz Evaporating Vessel | Standard Borosilicate 3.3 Glass | Significance for Gothenburg Laboratories |
|---|---|---|---|
| Silicon Dioxide (SiO₂) Content | ≥ 99.99% | ca. 80-81% | Eliminates alkali cation displacement into volatile lithium electrolyte solutions. |
| Linear Expansion Coeff. (20-320°C) | 5.5 × 10⁻⁷ /°C | 33 × 10⁻⁷ /°C | Allows rapid quenching and dry baking on naked electric heating elements. |
| Continuous Maximum Operating Temp | 1100°C (1450°C short-term) | 490°C - 500°C | Enables complete thermal volatilization and total organic carbon (TOC) combustion. |
| Softening Deformation Threshold | ≈ 1683°C | ≈ 820°C | Prevents vessel slumping during high-enthalpy exothermic catalytic reactions. |
| UV Spectral Transmission Range | 190 nm – 2500 nm | 310 nm – 2200 nm | Accommodates photochemical evaporation and in-situ UV digestion monitoring. |
Industrial Application Scenarios Across Gothenburg & Västra Götaland
Direct supply lines connecting our Donghai manufacturing hub with Sweden's principal technology cluster and automotive coast.
Lithium Battery Chemical Synthesis
Serving the emerging gigafactory cluster around Hisingen and Lindholmen. Our high-purity quartz evaporation basins facilitate precursor solvent recovery and active cathode slurry drying without transition-metal cross-contamination (Fe, Cu, Ni ≤ 1.5 ppm).
Biopharmaceutical & Life Science Synthesis
Custom OEM quartz dishes with fire-polished drip-free lips tailored for the Astra Tech corridor in Mölndal. Ideal for trace crystallization, active ingredient sublimation, and cleanroom vacuum desiccator drying where borosilicate particulate shedding is impermissible.
Marine & Petrochemical Testing (Port of Gothenburg)
Heavy-duty transparent quartz vessels used across Skarvikshamnen for rigorous residual fuel oil analysis, rapid acid decomposition, and ASTM D482 ash testing where furnace exposure exceeds 800°C under corrosive sulfuric vapor environments.
Academic Cleanroom Research (Chalmers & GU)
Custom ODM shallow quartz dishes with optical-grade interior finishes utilized in nanotechnology and semiconductor surface etching cleanrooms for hot piranha solution and ultra-pure chemical vapor deposition preparation.
Automotive Metallurgy & Composite Ashing
Automotive testing facilities in Torslanda deploy Kemzo's quartz crucibles and evaporation dishes for rapid polymer resin decomposition and carbon-fiber weight fraction determination under high-temperature muffle furnace regimes.
Specialty Chemical & Paper Pulp Assays
Pulp chemistry laboratories along the Göta River demand high-silica vessels for continuous acid digestion of lye and sulfate compounds, maximizing apparatus lifespan compared to standard laboratory glass.
Trends Shaping Scandinavian Quartz Labware Procurement
Market dynamics influencing material selection, supply chain resilience, and environmental requirements in Northern Europe.
Lean Just-In-Time Supply to Göteborgs Hamn
Nordic research laboratories increasingly bypass intermediary European stockists, sourcing directly from audited Chinese tier-1 OEM manufacturers via Gothenburg’s direct maritime freight routes to mitigate double-tier distributor markups.
Demand for Sub-ppb Trace Metal Profiles
The acceleration of sodium-ion and solid-state battery R&D in Western Sweden is rendering standard analytical glassware obsolete. The transition toward high-purity natural silica with strict elemental trace documentation is mandatory.
Sustainable Longevity vs. Disposable Borosilicate
Swedish ESG mandates favor durable, recyclable high-purity quartz apparatus that withstand repeated aggressive acid cleanses over disposable or short-lived borosilicate equivalents, reducing recurring lab waste.
Procurement & Technical FAQ for Swedish Buyers
Specific engineering inquiries and logistics assurances for laboratory buyers and research coordinators in Sweden.
How does Kemzo pack quartz evaporating dishes to prevent sea-freight breakage to Gothenburg?
Every evaporating dish is vacuum-sealed in anti-static poly cushioning, encased in customized shock-absorbing EPE closed-cell form-fit molds, and double-boxed within heavy-ply corrugated cartons secured in export-grade, fumigated Baltic-compliant wooden crates.
Can you provide custom dimensional prints and OEM logos for our university lab?
Yes. We have over 11 years of custom OEM/ODM manufacturing capability. We accept client CAD/STEP drawings or physical samples, precision laser-marking your reference scale, lot number, or buyer branding directly onto the quartz body before annealing.
What Incoterms and currency settlement options do you accommodate for Swedish corporations?
We routinely execute shipments under FOB Shanghai, CIF Göteborg Port, CFR, or DDU/DAP door-to-door delivery right to your facility. We accept multi-currency transactions in EUR, USD, and SEK via secure T/T, L/C, or verified escrow.
Does your fused quartz evaporate dishes withstand Hydrofluoric (HF) Acid digestion?
Like all vitreous silica materials, quartz is susceptible to dissolution by concentrated Hydrofluoric Acid and hot Phosphoric Acid (>300°C). For all other mineral acids (HCl, HNO₃, H₂SO₄, Aqua Regia), it provides absolute, unreactive longevity.
Are certificates of analysis (COA) provided for batch trace metal composition?
Every production run is documented with a dedicated ICP-OES/ICP-MS spectroscopic chemical composition certificate, verifying SiO₂ purity ≥ 99.99% and itemizing trace element thresholds (Al, Fe, Na, K, Ca, Mg, Ti).
How fast can small-batch prototype orders be dispatched to Western Sweden?
Stock standard evaporating dish shapes (45mm to 150mm diameter) dispatch within 48 hours. Custom CNC-ground or specialized flanged dishes ship within 7 to 12 working days via DHL/FedEx priority air delivery.
Why Global Buyers Trust Donghai Kemzo Quartz
Combining the natural quartz resource endowment of Donghai County with rigorous ISO 9001 quality management systems.
Source-Region Advantage
Operating from China's crystalline capital in Donghai, Jiangsu, ensuring direct raw crystal material screening, rock-solid pricing, and uncompromised SiO₂ consistency.
Jiangsu High-Tech Enterprise
Recognized by the Jiangsu provincial authority with an established ISO 9001 certified plant spanning over 10 dedicated high-temperature vacuum and electrical melting lines.
11+ Years OEM/ODM Experience
Providing precision glass lathe blowing, robotic cold grinding, ultrasonic cleaning, and optical fire-polishing to custom drawing specifications for leading international scientific brands.
Rapid Technical Feedback
With an export volume exceeding 70% globally, our multilingual engineering sales department maintains an average inquiry turnaround time of ≤ 1 hour during business hours.