Axial fans
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Axial fans Heavy-duty industrial centrifugal fans Compact industrial centrifugal fans Axial fans Plug fans Smoke extraction fans

Field of operation (rho = 1,2 kg/m³) 4000 3500 3000 2500 2000 1500 1000 500 0 0 50000 100000 150000 200000 Volumenstrom V . (m3/h) Standard range covering up to 3600 Pa and 180 000 m³/h, impeller diameter up to 1250 mm and continuous operating temperatures up to 120 °C. Our industrial axial fan product range is based on 3 standard product lines: For the fi eld of low and medium pressure fans we defi ne a “bidirectional” product line suitable for continuous operating temperatures up to 120 °C. The medium pressure “unidirectional” fan line is suitable for continuous operating temperatures up...

Standard types with fixed inlet or discharge guide vanes and their accessories. Tubular casing made of aluminium sheet with spinned intake and discharge radius and equipped with a welded-on motor support bracket. Optimised corrosion protection by the use of high value aluminium. Low and medium pressure axial fan, reversible DN 800 to DN 1000 Suitable for air circulation or ventilation with max. continuous temperatures of 85 °C or 120 °C respectively. Medium to high pressure axial fan, unidirectional, with or w/o discharge guide vanes DN 315 to DN 1250 Suitable for ventilation purposes with...

Impeller with hub and easy-to-fit blade mounting system. Profiled blades, adjustable at standstill, made of highly resistant cast aluminium alloy. Impeller with hub and easy-to-fit blade mounting system. Profiled blades, adjustable at standstill, made of highly resistant cast aluminium alloy. Impeller with hub and easy-to-fit blade mounting system. Profiled blades, adjustable at standstill, made of highly resistant cast aluminium alloy. ... and for DN 1250 to DN 2000 in addition: hollow profile blades, adjustable at standstill, made of steel sheet or stainless steel fitted to special...

Swing-out version Modular design tube casing made of steel sheet with spinned flanges at intake and discharge, welded or riveted motor bracket, and optimised corrosion protection by hot dip galvanising. Modular design tube casing with spinned flanges at intake and discharge and equipped with discharge guide vanes, all made of made of steel sheet. Optimised corrosion protection by hot dip galvanising or DD-paint. Direct drive, lubricated with high temperature grease and relubricated via grease tube connection from outside. Mounted on mobile lifting platform. Electrical or hydraulical level...

CFD analysis: Flow patterns of an axial fan showing pressure distribution around impeller and guide vanes. Acoustical curve of an axial fan FEM analyses of blade forces Our company’s R&D department ensures our high quality standards in aero dynamics, aero acoustics and in high temperature material resistance. We are continuously testing and improving our complete range of impeller geometries in the most diverse environments and for the most diverse requirements in our company‘s aerodynamical laboratory. Besides a general optimisation of the efficiencies and fluid dynamical features of the...

Field of operation (rho=1,2 kg/m³) Volumenstrom V . (m3/h) Project related solutions up to 6000 Pa, 450 000 m³/h, impeller diameter up to 2000 mm and operating temperatures up to 250 °C. 7000 6000 5000 4000 3000 2000 1000 0 0 100000 200000 300000 400000 500000 Special materials: Aluminium, steel alloys, steel, stainless steel Surface protection: Powder coating, wet paint, hot dip galvanisation Benefits from assembly options: Divided casing, optimised maintenance because of direct access to motor and impeller Total pressure increase Flow rate

Examples for industrial ranges of application Saacke Shipbuilding South Korea Axial Fans Impeller diameter 2000 mm Flow rate 360 000 m³/h Pressure increase 2000 Pa Fan speed 1450 rpm Operating temperature 50 °C Motor rating 355 kW

application Voith Paper China Axial Fan Impeller diameter 1400 mm Flow rate 225 000 m³/h Pressure increase 1800 Pa Fan speed 1450 rpm Operating temperature 80 °C Motor rating 160 kW

24h SERVICE for fan units – worldwide. Service-hotline: fon +49(0)2161- 968 184 fax +49(0)2161- 968 307 service@pollrich.com Our service-team is available for you around-the-clock - Technical advice - Assembly - Commissioning - Performance tests - Noise and vibration measurements - Inspection - Preventative maintenance - Maintenance and repair - Electronic balancing - System optimisation [DE] DLK Ventilatoren GmbH Ziegeleistraße 18 D-74214 Schöntal-Berlichingen fon +49(0) 7943 - 9102 - 0 fax +49(0) 7943 - 9102 - 10 info@dlk.com [CN] Nantong Dart-pollrich fan CO.,Ltd 88 Tongsheng Road,...