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Micro-Dosing Pump Core Manufacturer & Supplier - Céramique JiFeng

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Micro-Dosing Pump Core

Micro-dosing pump cores adopt high-purity alumina ceramic as the core component, featuring ultra-high precision, résistance à la corrosion, wear resistance and extreme temperature adaptability. They are widely used in biopharmaceutical, semi-conducteur, laboratory and precision dispensing scenarios, replacing glass syringes and metal pump cores to achieve high-stability, zero-contamination micro-volume liquid handling.

  • Détails du produit
  • Spécifications techniques

Structural Design & Functional Description

White Alumina Ceramic Main Body (Core Component)

l Matériel: 99.5% high-purity Al₂O₃

l Dureté: ≥1500 HV (Mohs 9, juste derrière le diamant)

l Surface finish: Ra ≤ 0.1 µm (mirror polishing, no liquid residue)

l Chemical resistance: pH 0–14; resists strong acids, alcalis (excluding HF)

Precision Central Flow Channel

l Aperture: 0.5–2.0 mm (supports μL to nL flow adjustment)

l Optional coatings: AlN or DLC coating to reduce adhesion

Top Metal Interface (Silver Part)

l Matériel: 316L stainless steel / titanium alloy (biocompatible optional)

l Dual-hole design: dual fluid channels for simultaneous filling & aspiration

l Sensor integration: embeddable pressure / temperature probes for closed-loop control

Core Applications

Biopharmaceutical

l Vaccine single-dose filling (zero metal ion contamination, FDA 21 CFR Part 11 compliant)

l Freeze-dried powder dispensing (low temp & vacuum resistant)

Semiconductor Packaging

l Epoxy precision dispensing (anti-static ceramic, no chip contamination)

l Photoresist coating (resists acetone, PGMEA solvents)

Scientific Research

l Single-cell sorting (ultra-smooth channel protects cell viability)

l Radioisotope distribution (radiation aging resistance)

Customization Services

Precision Machining

l Flow channel down to 0.2 mm (laser micro-hole processing)

l Custom shaped channels: spiral / stepped design to reduce turbulence

Rapid Prototyping

l 3-day 3D-printed resin prototype for structure verification

l 15-day lead time for functional ceramic samples

Compliance & Certification

l SGS material certification (heavy metal leaching test)

l Class 100 cleanroom production (ISO 14644-1)

Key Performance Advantages

ParameterSpecificationIndustry Pain Points Solved
Flow Precision±0.5% CV (below 10 μL)Replaces glass syringes; eliminates breakage risks
Operating Temp-200°C ~ 450°C (liquid nitrogen to autoclave)Adapts to extreme working conditions
Particle ResistanceHandles fluids with ≤50 μm abrasivesCompatible with nano-material suspension dosing
Service Life≥10 million cycles (reinforced dynamic seal)Reduces equipment maintenance frequency

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