Pilot R&D Lyophilizer

Pilot R&D Lyophilizer

The Pilot R&D Lyophilizer bridges laboratory-scale formulation studies and full-scale industrial freeze drying. Designed for pharmaceutical R&D labs, CDMOs, and pilot manufacturing plants, this unit provides precise thermodynamic control to optimize primary and secondary drying cycles. It replicates the freezing and desorption kinetics of production-scale cGMP lyophilizers, ensuring seamless scale-up for active pharmaceutical ingredients (APIs), biologics, vaccines, and diagnostic reagents.
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Description
Technical Parameters

The Pilot R&D Lyophilizer bridges laboratory-scale formulation studies and full-scale industrial freeze drying. Designed for pharmaceutical R&D labs, CDMOs, and pilot manufacturing plants, this unit provides precise thermodynamic control to optimize primary and secondary drying cycles. It replicates the freezing and desorption kinetics of production-scale cGMP lyophilizers, ensuring seamless scale-up for active pharmaceutical ingredients (APIs), biologics, vaccines, and diagnostic reagents.

 

Product Range

 

 

We offer three standard pilot-scale configurations tailored to cleanroom footprints and batch volumes:

Model

Shelf Area (m²)

Shelf Capacity

Condenser Capacity (kg/batch)

Min. Condenser Temp. (°C)

Primary Application

PL-0.5

0.5

4 Shelves + 1 Radiation

10

<= -80

High-potency APIs, Peptides

PL-1.0

1.0

5 Shelves + 1 Radiation

20

<= -80

Vaccine formulation, Diagnostics

PL-2.0

2.0

6 Shelves + 1 Radiation

40

<= -80

Clinical trial batch production

 

Technical Specifications

 

 

Technical Parameter

Specification Value & Standard

Engineering Detail / Notes

Shelf Temperature Range

-55°C to +60°C

Accuracy: +/- 1.0°C

Shelf Temperature Uniformity

+/- 1.0°C

Verified across all loaded shelves via multi-channel thermocouple mapping

Condenser Ultimate Temperature

<= -80°C

Powered by a two-stage semi-hermetic refrigeration compressor cascade

System Ultimate Vacuum

< 1.0 Pa

Measured in a clean, dry, and empty chamber

Vacuum Pull-Down Time

Atmosphere to 10 Pa in < 20 minutes

Rapid evacuation cycle time

Ice Condenser Capacity

10 kg to 40 kg per 24 hours

Model-dependent throughput

Stoppering System

Hydraulic mechanism

Adjustable pressure (up to 0.8 MPa sealing force on vials)

Product Contact Materials

AISI 316L Stainless Steel

Electropolished (Ra <= 0.4 µm)

Chamber & Condenser Housing

AISI 304 Stainless Steel

Passivated finish

Control System

Siemens PLC + Industrial Touch Panel HMI

SCADA data logging compliant with 21 CFR Part 11 (Audit trails, electronic signatures, multi-level security)

 

Applications

 

 

Pharmaceutical Formulations: Freeze-drying of monoclonal antibodies (mAbs), recombinant proteins, live-attenuated vaccines, and hormones.


API & Intermediate Processing: Stabilization of heat-sensitive chemical compounds and crystalline nanoparticles.


Diagnostic Reagents: Long-term preservation of PCR enzymes, immunoassay strips, and blood plasma fractions.


Biomaterials & Tissue Engineering: Processing of collagen matrices, synthetic bone grafts, and cellular suspensions.

 

Selection Guide

 

 

To determine the correct pilot lyophilizer configuration for your facility, evaluate the following parameters:


Batch Size & Container Geometry: Calculate total shelf area required based on vial outer diameter (including fill volume) or bulk tray depth (5 mm to 15 mm recommended for primary drying).


Eutectic / Collapse Temperature (Tg' / Tc): Ensure the refrigeration system provides adequate margin below your formulation's critical collapse temperature to prevent microstructural meltback.


Vial Stoppering Requirements: Determine if pneumatic or hydraulic vial stoppering under vacuum/inert gas blanket is required prior to unloading.


Utility Constraints: Verify available chilled water supply, compressed oil-free air, clean steam (if SIP is specified), and electrical service (380V/415V, 3Ph, 50/60Hz).

 

Customization Options

 

 

Cleanroom Integration: Through-the-wall configuration with front-loading chamber doors and rear technical utility zone separation.


Sterilization-in-Place (SIP) & Cleaning-in-Place (CIP): Automated rotary spray balls, sanitary diaphragm valves, and pure steam sterilization manifolds (121°C holding phase).


Defrosting System: Fast hot-water or electric heating loop for rapid condenser ice-clearing between batches.


Analytical Probes: Pirani and capacitance manometers (Baratron) for accurate chamber pressure measurement independent of gas composition.


Inert Gas Backfilling: Automated sterile nitrogen (N2) or argon introduction via 0.2 µm hydrophobic vent filters.

 

Quality Control & Validation Documentation

 

 

Material Traceability: Mill test certificates (EN 10204 3.1) provided for all 316L product-contact stainless steel sheets and piping.


Welding Inspection: 100% orbital welding on high-purity process lines, with weld log records, boroscope inspection, and X-ray non-destructive testing (NDT) upon request.


Factory Testing: Factory Acceptance Testing (FAT) protocol execution includes helium leak testing (spectrometer sensitivity < 1 x 10^-9 Pa·m³/s), temperature mapping, and vacuum hold-up verification.


Validation Package (CSV / IQ / OQ): Comprehensive documentation binder supplied for cGMP compliance, including calibration certificates, software validation manuals, and component data sheets.

 

Packaging & International Shipping

 

 

Crate Construction: ISPM 15-compliant fumigated heat-treated export plywood crates with internal shock-absorbing foam braces.


Moisture Protection: Vacuum-sealed barrier foil packaging with internal silica gel desiccant bags and humidity indicators.


Component Separation: Refrigeration compressors, vacuum pumps, and electrical panels anchored and cushioned independently to prevent transit vibration damage.


Shipping Terms: FOB, CIF, or DDP terms available via ocean container or air freight (climate-controlled crate options available for sensitive electronics).

 

Technical Support & After-Sales Service

 

 

Installation & Commissioning: On-site supervision by senior automation and refrigeration engineers for mechanical placement, utility hookup, and Site Acceptance Testing (SAT).


Remote Diagnostics: Secure VPN router integration for remote PLC program troubleshooting, parameter tuning, and firmware updates.


Spare Parts Availability: Critical wear items (vacuum pump seals, door gaskets, solenoid valves, and heating plate fuses) stocked locally or dispatched within 48 hours.


Operator Training: Structured hands-on training covering cycle recipe programming, routine maintenance, alarm troubleshooting, and sensor calibration.

 

Frequently Asked Questions

 

 

Q: How do you ensure temperature uniformity across all shelves?

A: Shelf temperature is controlled via a closed-loop external silicone oil circulation bath coupled with internal micro-channel fluid distribution plates. Multi-point thermal sensors embedded directly into the shelves maintain variance within +/- 1.0°C during freezing and ramping phases.

Q: Can this pilot lyophilizer run automated cGMP recipes?

A: Yes. The Siemens PLC control system stores up to 100 multi-step recipe profiles. It executes automated sequences for freezing, primary drying (ramp/hold pressure and shelf temperature), secondary drying, and stoppering, with complete data archiving for 21 CFR Part 11 audit trails.

Q: What is the standard lead time for a custom pilot unit?

A: Standard configurations ship within 12 to 14 weeks. Fully customized cleanroom models requiring specialized CIP/SIP manifolds and third-party pressure vessel code stamps (ASME / PED) typically require 16 to 20 weeks.

Q: Do you provide IQ/OQ documentation templates?

A: Yes. A complete validation package containing Installation Qualification (IQ) and Operational Qualification (OQ) protocols is supplied with every system to accelerate site validation.

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