OIL FREE SCREW BLOWER

Short Description:

Kaishan oil-free screw blower adopts the high-efficiency screw rotor profile developed by independent research and development technology. The main engine’s yin and yang rotors rely on a pair of high-precision synchronous gears to mesh and operate, and the bearings and the compression chamber are sealed. There is no oil in the compression chamber, providing customers with clean and oil-free air. 


Product Detail

Product Tags

Kaishan oil-free screw blower adopts the high-efficiency screw rotor profile developed by independent research and development technology. The main engine's yin and yang rotors rely on a pair of high-precision synchronous gears to mesh and operate, and the bearings and the compression chamber are sealed. There is no oil in the compression chamber, providing customers with clean and oil-free air.

With internal compression during operation, it has high thermal efficiency Good power balance, which can be installed without foundation Less air flow pulsation, greatly reducing noise Integrated control system, unattended and remote control Integrated check valve, overpressure relief valve, optional start-up unloading valve Belt drive unit can be equipped with variable frequency motor and inverter Direct-connected unit is standardly equipped with permanent magnet variable frequency motor and inverter.

Technical features:
●High efficiency: excellent performance curve, ensuring high reliability, more energy saving and more environmental protection.
●Low noise: The noise level meets national standards.
●Long life: All imported SKF high-speed bearings are used, the bearing life is >100,000 hours, and the design service life of the whole machine exceeds 30 years.
●Flexible flow regulation: When using frequency converter PID control, the gas volume can be accurately controlled within a certain range, perfectly matching the user's gas usage conditions, and more energy-saving operation
●Multiple control methods: Oxygen content control or pressure control can be selected according to customer needs.
●Leading integrated technology:
Inverter unit integrated in one;
Simple installation, stable operation, can integrate frequency converter and controller.
●Easy maintenance: Standard motor and standard host are used, with flexible belt connection or direct connection, which is convenient for on-site maintenance

Applications:
Sewage aeration, homogenization process, gas-water recoil, oxidation desulfurization, pneumatic conveying, biopharmaceutical (fermentation) industry, printing industry, papermaking industry, galvanizing, textile

oil free screw blower1
model Specification Pressure(kpa) 30 40 50 60 70 80 90 100 110 120 outlet diameter Dimensions
JNF(V)100-xxx 1 Nominal flow (m³/hr) 271 266 262 260 258 256 255 253 252 251 DN80 L-1380    W-1060   H-1520
Motor Power (kW) 4 5.5 7.5 7.5 11 11 11 11 11 11
2 Nominal flow (m³/hr) 307 301 297 295 292 290 289 287 285 284
Motor Power (kW) 4 5.5 7.5 7.5 11 11 11 11 11 11
3 Nominal flow (m³/hr) 358 352 346 344 341 338 337 335 333 332
Motor Power (kW) 5.5 7.5 11 11 11 11 11 15 15 15
4 Nominal flow (m³/hr) 398 391 385 382 379 376 375 372 370 368
Motor Power (kW) 5.5 7.5 11 11 11 11 15 15 15 15
5 Nominal flow (m³/hr) 438 430 424 421 417 414 413 410 407 406
Motor Power (kW) 5.5 7.5 11 11 11 15 15 15 15 18.5
6 Nominal flow (m³/hr) 489 480 473 470 465 462 460 457 454 453
Motor Power (kW) 7.5 7.5 11 11 15 15 15 15 18.5 18.5
7 Nominal flow (m³/hr) 549 539 531 528 523 519 517 514 511 5.9
Motor Power (kW) 11 11 11 15 15 15 18.5 18.5 18.5 22

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