GTP-L4400 Molecular Pump
GTP-L4400 grease-lubricated molecular pump has a large pumping speed and can pump out dust-containing gases;
Suitable for optical coating, vacuum furnace, vacuum sintering, and environmental simulation.
● GTP-L4400 grease-lubricated molecular pump has a large pumping speed and can pump out dust-containing gases;
● Suitable for optical coating, vacuum furnace, vacuum sintering, and environmental simulation.
Technical Specifications
| Vacuum parameters | Physical parameters | ||||||
| Utimate pressure | <5x10-6Pa(LF) <5x10-7Pa(CF) |
Inlet port flange | DN400 ISO-K(LF)or CF | ||||
| Pumping speed | N2 | He | Exhaust port flange | DN100 ISO-K(LF) | |||
| 4200L/s | 3500L/s | Recommended backing pump pumping speed | 30-70L/s | ||||
| Compression ratio | >1x108 | >8x103 | Weight | ≈100kg | |||
| Controller parameters | Bearing | Ceramic ball bearings | |||||
| Communication method | RS-485 | Installation angle | Vertica±5° | ||||
| Supply Voltage | 220V AC(±10%) | Working environment magnetic field | ≤3mT | ||||
| Power frequency | 50/60Hz±5% | Environmental temperature | Water cooling | 5-40℃ | |||
| Rated speed | 15600±0.1%rpm | ||||||
| Environmental conditions |
No corrosive gases and obvious dust particles Environmental temperature:-10℃-50℃ Environmental humidity:≤90% Vibration intensity:≤0.5g |
Cooling water parameters |
Water temperature:15-25℃ Pressure:0.15Mpa pH6-8, clear, grease-free Flow:≥3L/min |
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Pumping Speed Curve

Hydrogen and nitrogen compression ratio curve

Price and availability are provided on request. Please contact the supplier to confirm the required configuration.
| Supplier | Grand Hitek (Beijing) |
| Category | Industrial Equipment & Components |
| Price | Contact for price |
| SKU | GHT-P14 |
| Model | GTP-L4400 |
| Brand | Grand Hitek |
| Product Type | Molecular Pump |



