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Pye Unwin Limited

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BrandSPEX SamplePrep
OriginUSA
ModelHG-600 Geno/Grinder
Power245 W
Operating Frequency Range8–30 Hz
Vertical Stroke Amplitude8–30 mm
Max. Sample Capacity576 samples (e.g., 6 × 96-well plates)
Dimensions (W×L×H)38 cm × 52 cm × 64 cm
Weight39.5 kg
Safety CertificationCE
Voltage/FrequencyAC 230 V, 50 Hz
Timer Range0–20 min (LCD display in mm:ss format)
Clamp Height Limit≤57 mm (2.25 in)
Motor Rating1/3 HP
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BrandSPEX SamplePrep
OriginUSA
ModelCG-200 Freezer/Mill
Instrument TypeCryogenic Grinder
Sample CompatibilityFrozen & Temperature-Sensitive Materials
Output Particle Size< 0.01 mm
Input Sample Size≤ 3 cm
Batch Capacity0.1–10 g
Cooling MediumLiquid Nitrogen (LN₂)
Precooling Time4.5 min to −196 °C
Grinding TimeAdjustable, typically 2 min
Chamber Volume20 mL (standard)
Precooling Chamber Volume100 mL
Power225 W
Voltage230 V / 50 Hz
Frequency Range5–15 Hz
Dimensions48 × 27 × 32 cm
Weight11.8 kg
CertificationsCE, RoHS, WEEE compliant
Data InterfaceUSB port for program upload/download and diagnostics
Stored MethodsUp to 20 user-defined protocols
Safety FeaturesLN₂ level sensor with auto-shutdown, interlocked lid, coil overheat protection
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BrandSPEX SamplePrep
OriginUSA
ModelBM-400/450
Instrument TypeHigh-Energy Ball Mill
Sample CompatibilityHard and brittle materials
Feed Size<20 mm
Final Particle Size<5 nm
Batch Capacity0.1–10 g per vial
Motion TypePatented ∞-shaped 3D eccentric oscillation
Vial Displacement±59 mm (front-rear), ±25 mm (left-right)
Oscillation Frequency1060 cycles/min
Motor Speed1725 rpm
CoolingIntegrated forced-air cooling for clamp and motor housing
Control InterfaceProgrammable LCD touchscreen with time-based automation (up to 10,000 min)
ComplianceDesigned for GLP/GMP-aligned workflows
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BrandSPEX SamplePrep
OriginUSA
ModelCG-500
Instrument TypeCryogenic Grinder
Sample ApplicabilityFrozen & Temperature-Sensitive Materials
Final Particle Size<0.01 mm
Maximum Feed Size<5 cm
Batch Capacity0.1–200 g
Cooling MediumLiquid Nitrogen (LN₂)
Precooling Time4.5 min to −196 °C
Grinding TimeAdjustable, typically 2 min
Electromagnetic Impact Frequency5–15 Hz
Power700 W
Voltage230 V / 50 Hz
Dimensions50.8 × 53.34 × 64.77 cm
Weight35 kg
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BrandSPEX SamplePrep
OriginUSA
ModelBM-450
Instrument TypeHigh-Energy Ball Mill
Sample SuitabilityHard & Brittle Materials
Feed Size<30 mm
Final Particle Size<5 nm
Batch Capacity2 jars per run
Operating Speed1725 rpm
Motion TypePatented 3D Figure-Eight Oscillation
Clamp Stroke±59 mm (front-back), ±25 mm (left-right)
Clamp Frequency1060 cycles/min
CoolingIntegrated Air-Cooling System for Clamp Assembly
Control InterfaceProgrammable LCD Touch Panel
Max Program Duration10000 minutes
Grinding Jar DesignSeamless Arc-Profile Interior (No Dead Zones)
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BrandSPEX SamplePrep
OriginUSA
ModelHG-400 MiniG
ThroughputUp to 192 samples per run
Compatible FormatsDual 96-well deep-well plates, 48 × 2–5 mL tubes, 12 × 15 mL tubes, or 6 × 50 mL tubes
Optional Cryogenic OperationKryo-Tech® accessory supported
SafetyDual mechanical latches + interlocked chamber lid
ControlProgrammable time, frequency, and cycle count
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BrandSPEX SamplePrep
OriginUSA
ModelFreezer/Mill
TypeElectromagnetic Cryogenic Impact Mill
Operating Temperature−196 °C (liquid nitrogen)
Max. Sample Capacity100 g
Cooling Time≤4.5 min to −196 °C
ComplianceCE, RoHS, WEEE, CPSIA/HR4040, FDA-aligned GLP data integrity practices
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