Hoverhawk Corporation
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Call 1-251-609-0969 in USA
Call +1-251-609-0969 From Outside USA
Our Email Address: hoverhawkcorp (at) gmail.com
[ Replace (at) with the @ symbol ]
Products and Services We Offer
Visit OUR Other Websites for More
Propeller Solutions
Bolly Hovercraft, Airboat and
Aircraft Propellers
Original and
Ultra-Prop ll Propellers and Parts
Useful Links to More Propulsion Knowledge
Why Use A Ducted Propeller Or Ducted Fan?
How to get 130 pounds of Thrust with only
12 HP
The VTOL Hiller Flying Platform--Build Your
Own !
===========
Email Us Here "hoverhawkcorp(at)gmail.com" for answers to your questions
Call or email us to
request a Fan or propeller suggestion, quote or to place your order,
Or use our
secure online quote request & order form
HERE
Call 1-251-609-0969 in USA
Call +1-251-609-0969 From Outside USA
Our Email Address: hoverhawkcorp (at) gmail.com
===============
Below are Examples of Some of the Multi-Blade Props/Fans We Offer
1
0-blade LH Type 3 hovercraft fan with polyamide heavy duty blades
9-blade LH Type 4 hovercraft fan with polyamide heavy duty blades
9-blade LH Type 4 hovercraft fan with polyamide blades
6-blade LH Type 5 hovercraft fan with polyamide blades
THRUST FANS for Hovercraft, Fan Boats, Airboats, Bow fishing, Flounder Boats......22 inch diameter, Type 3, 8 blades, 3600
rpm, at stated blade pitch produces:
25 degrees, 9250 CFM, 17.5 pounds, using 4.7 HP
30 degrees, 11,500 CFM, 23 pounds, using 6.5 HP
35 degrees, 14,700 CFM, 34 pounds, using 9.7 HP
40 degrees, 16,600 CFM, 41 pounds, using 12.6 HP
45 degrees, 19,500 CFM, 54 pounds, using 18.4 HP
50 degrees, 21,400 CFM, 64 pounds, using 23.3 HP
Weight, 5 pounds, Cost $299 USD plus shipping.
24 inch diameter, Type 3, 4 blades in
8-blade hub, 3600 rpm, at stated blade pitch produces:
25 degrees, 9480 CFM, 17.5 pounds, using 3.5 HP
30 degrees, 12,000 CFM, 23 pounds, using 5.5 HP
35 degrees, 15,400 CFM, 33 pounds, using 8 HP
40 degrees, 17,00 CFM, 39 pounds, using 10.5 HP
45 degrees, 20,100 CFM, 50 pounds, using 15 HP
50 degrees, 21,800 CFM, 58 pounds, using 18 HP
Weight, 5 pounds, Cost, $235 USD plus shipping.
26 inch diameter, Type 4, 5 blades, 3600
rpm, at stated blade pitch produces:
25 degrees, 18,500 CFM, 40.1 pounds, using 11.4 HP
30 degrees, 23,000 CFM, 57.4 pounds, using 18.6 HP
35 degrees, 26,600 CFM, 73.8 pounds, using 26.7 HP
40 degrees, 30,100 CFM, 91.0 pounds, using 36.6 HP
45 degrees, 32,600 CFM, 105 pounds, using 47.6 HP
Weight, 9 pounds, Cost $269 USD plus shipping
27 inch diameter,
Type 5, 5 blades, 3600 rpm, at stated blade pitch produces:
25 degrees, 20,000 CFM, 43.8 pounds, using 12.8 HP
30 degrees, 24,600 CFM, 61.4 pounds, using 21.0 HP
35 degrees, 29,000 CFM, 72.9 pounds, using 29.6 HP
40 degrees, 32,700 CFM, 99.9 pounds, using 41.2 HP
45 degrees, 35,900 CFM, 118 pounds, using 53.7 HP
Weight, 9 pounds, Cost $289 USD plus shipping
32 inch diameter, Type 4, 8 blades, 3100
rpm, at stated blade pitch produces:
25 degrees, 30,100 CFM, 68 pounds, using 26.7 HP
30 degrees, 36,800 CFM, 94.6 pounds, using 37.8 HP
35 degrees, 42,800 CFM, 124 pounds, using 53.7 HP
40 degrees, 49,400 CFM, 160 pounds, using 75.4 HP
45 degrees, 54,500 CFM, 191 pounds, using 100 HP
Weight, 9 pounds, Cost $395 USD plus shipping.
28 inch diameter, Type 4, 3 blades in
6-blade hub, 3600 rpm, at stated blade pitch produces:
25 degrees, 22,400 CFM, 49.7 pounds, using 12.2 HP
30 degrees, 26,500 CFM, 65.4 pounds, using 17.8 HP
35 degrees, 30,200 CFM, 82 pounds, using 25.4 HP
40 degrees, 33,400 CFM, 97.5 pounds, using 34 HP
45 degrees, 35,600 CFM, 109 pounds, using 42.8 HP
Weight, 9 pounds, Cost $239 USD plus shipping.
31.5 inch diameter, Type 4, 3 blades in
6-blade hub, 3200 rpm, at stated blade pitch produces:
25 degrees, 23,900 CFM, 49.8 pounds, using 10.9 HP
30 degrees, 29,200 CFM, 67.2 pounds, using 16.3 HP
35 degrees, 33,800 CFM, 85.8 pounds, using 23.1 HP
40 degrees, 37,500 CFM, 102 pounds, using 31.7 HP
45 degrees, 40,000 CFM, 114 pounds, using 40.3 HP
Weight, 9 pounds, Cost $239 USD plus shipping.
41.8 inch diameter, Type 5, 6 blades, 2600
rpm, at stated blade pitch produces:
25 degrees, 34,600 CFM, 91.3 pounds, using 21.7 HP
30 degrees, 47,800 CFM, 129 pounds, using 35.8 HP
35 degrees, 59,700 CFM, 174 pounds, using 53.0 HP
40 degrees, 71,100 CFM, 226 pounds, using 76.1 HP
45 degrees, 79,400 CFM, 269 pounds, using 101 HP
50 degrees, 88,400 CFM, 331 pounds, using 136 HP
Weight, 8 pounds, Cost $395 USD plus shipping.
41.8 inch diameter, Type 5,
3 blades, 6-blade hub, 2500
rpm, at stated blade pitch produces:
25 degrees, 35,600 CFM, 45 pounds, using 12.1 HP
30 degrees, 46,500 CFM, 79 pounds, using 19.1 HP
35 degrees, 56,000 CFM, 111 pounds, using 28.5 HP
40 degrees, 63,700 CFM, 143 pounds, using 40.9 HP
45 degrees, 70,200 CFM, 171 pounds, using 55.4 HP
50 degrees, 73,300 CFM, 186 pounds, using 74 HP
Weight, 6 pounds, Cost $329 USD plus shipping.
32 inch diameter, Type 4, 4 blades in
8-blade hub, 3100 rpm, at stated blade pitch produces:
25 degrees, 28,800 CFM, 63.8 pounds, using 18.8 HP
30 degrees, 34,100 CFM, 83.1 pounds, using 27.0 HP
35 degrees, 39,400 CFM, 106 pounds, using 38.1 HP
40 degrees, 43,200 CFM, 125 pounds, using 51.2 HP
45 degrees, 46,400 CFM, 142 pounds, using 65.2 HP
Weight, 8 pounds, Cost $289 USD plus shipping.
31.5 inch diameter, Type 4, 6 blades, 3200 rpm, at stated
blade pitch produces:
25 degrees, 25,500 CFM, 68.3 pounds, using 19.1 HP
30 degrees, 32,200 CFM, 91.0 pounds, using 27.7 HP
35 degrees, 38,100 CFM, 117.0 pounds, using 39.0 HP
40 degrees, 44,200 CFM, 148 pounds, using 55.3 HP
45 degrees, 49,100 CFM, 175 pounds, using 73.2 HP
Weight, 9 pounds, Cost $339 USD plus shipping.
41 inch diameter, Type
5, 3 blades in 6-blade hub, 2700 rpm, at stated blade
pitch produces:
30 degrees, 46,500 CFM, 81 pounds, using 21.8 HP
35 degrees, 55,700 CFM, 115 pounds, using 32.6 HP
40 degrees, 63,100 CFM, 148 pounds, using 46.8 HP
45 degrees, 69,800 CFM, 175 pounds, using 63.4 HP
50 degrees, 72,600 CFM, 190 pounds, using 84.5 HP
Weight, 8 pounds, Cost $295 USD plus shipping.
45 inch diameter, Type 5, 4 blades in 8-blade hub,
2500 rpm, at stated blade pitch produces:
25 degrees, 46,800 CFM, 69 pounds, using 24 HP
30 degrees, 60,800 CFM, 112 pounds, using 35 HP
35 degrees, 72,300 CFM, 160 pounds, using 53 HP
40 degrees, 83,300 CFM, 213 pounds, using 75 HP
45 degrees, 90,300 CFM, 247 pounds, using 100 HP
50 degrees, 96,700 CFM, 287 pounds, using 128 HP
Weight, 8 pounds, Cost $395 USD plus shipping.
Replacement Blades-Specify LH or RH Rotation
Type 3 blades are $18 each
Type 4 blades are $35 each
Type 5 blades are $47 each
Black Super-Tuff Blades
Type 4 blades are $56 each
Type 5 blades are $65 each
Add $20 per blade to fan price for Super-Tuff blades
16 inch diameter, Type 3,
6 blades, 3900 rpm, 18.2 PSF, at stated blade pitch produces:
25 degrees, 2,240 CFM, requiring 2.3 HP
30 degrees, 2,910 CFM, requiring 3.1 HP
35 degrees, 4,130 CFM, requiring 4.3 HP
40 degrees, 4,830 CFM, requiring 5.2 HP
45 degrees, 5,640 CFM, requiring 6.5 HP
50 degrees, 5,980 CFM, requiring 7.6 HP
Weight, 5 pounds, Cost $289 USD plus shipping.
20 inch diameter, Type 3, 6 blades, 3800
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 3,400 CFM, requiring 3.9 HP
30 degrees, 5130 CFM, requiring 5.7 HP
35 degrees, 7230 CFM, requiring 8.2 HP
40 degrees, 8620 CFM, requiring 10.2 HP
45 degrees, 10,700 CFM, requiring 13.6 HP
50 degrees, 11,600 CFM, requiring 16.2 HP
Weight, 5 pounds, Cost $289 USD plus shipping.
22 inch diameter, Type 3, 8
blades, 3600 rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 5160 CFM, requiring 5.7 HP
30 degrees, 7350 CFM, requiring 8 HP
35 degrees, 10,300 CFM, requiring 11.8 HP
40 degrees, 12,100 CFM, requiring 15 HP
45 degrees, 14,700 CFM, requiring 20 HP
50 degrees, 16,100 CFM, requiring 23.5 HP
Weight, 5 pounds, Cost $299 USD plus shipping.
(Can turn up to 3800 RPM)
24 inch diameter, Type 3, 8 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 5800 CFM, requiring 6.6 HP
30 degrees, 8780 CFM, requiring 9.5 HP
35 degrees, 12,200 CFM, requiring 14.4 HP
40 degrees, 14,700 CFM, requiring 18.5 HP
45 degrees, 18,100 CFM, requiring 25.6 HP
50 degrees, 20,600 CFM, requiring 31 HP
Weight, 5 pounds, Cost $299 USD plus shipping.
26 inch diameter, Type 3, 10 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 10,700 CFM, requiring 12.7 HP
30 degrees, 14,600 CFM, requiring 18.1 HP
35 degrees, 18,700 CFM, requiring 16.1 HP
40 degrees, 22,700 CFM, requiring 34.4 HP
45 degrees, 27,000 CFM, requiring 46.7 HP
50 degrees, 30,100 CFM, requiring 57.6 HP
Weight, 5 pounds, Cost $349 USD plus shipping
27 inch diameter, Type 3, 12 blades, 3200
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 8,860,700 CFM, requiring 10.6 HP
30 degrees, 12,500 CFM, requiring 14.8 HP
35 degrees, 17,200 CFM, requiring 22.2 HP
40 degrees, 20,100 CFM, requiring 28.6 HP
45 degrees, 25,200 CFM, requiring 39.3 HP
50 degrees, 27,900 CFM, requiring 47.7 HP
Weight, 5 pounds, Cost $389 USD plus shipping.
20 inch diameter, Type 3, 8 blades, 3800
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 4740 CFM, requiring 5.5 HP
30 degrees, 6,630 CFM, requiring 7.4 HP
35 degrees, 9010 CFM, requiring 10.7 HP
40 degrees, 10,600 CFM, requiring 13.3 HP
45 degrees, 12,400 CFM, requiring 17.7 HP
50 degrees, 13,200 CFM, requiring 20.5 HP
Weight, 5 pounds, Cost $299 USD plus shipping.
23 inch diameter, Type 3, 6 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 3,930 CFM, requiring 4.5 HP
30 degrees, 6,650 CFM, requiring 7 HP
35 degrees, 9,120 CFM, requiring 10.4 HP
40 degrees, 11,106 CFM, requiring 13.3 HP
45 degrees, 14,200 CFM, requiring 17.7 HP
50 degrees, 1,500 CFM, requiring 21.4 HP
Weight, 5 pounds, Cost $289 USD plus shipping.
(Can turn up to 3800 RPM)
24 inch diameter, Type 4,
9 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 13,400 CFM, requiring 17.1 HP
30 degrees, 16,700 CFM, requiring 23.8 HP
35 degrees, 20,100 CFM, requiring 32.6 HP
40 degrees, 23,100 CFM, requiring 41.8 HP
45 degrees, 25,600 CFM, requiring 41.8HP
Weight, 5 pounds, Cost $339 USD plus shipping.
26 inch diameter, Type 4, 6 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 13,200 CFM, requiring 15.7 HP
30 degrees, 16,200 CFM, requiring 20.9 HP
35 degrees, 18,800 CFM, requiring 26.9 HP
40 degrees, 21,400 CFM, requiring 35.3 HP
45 degrees, 23,700 CFM, requiring 43.9 HP
Weight, 5 pounds, Cost $319 USD plus shipping.
26 inch diameter, Type 4, 5 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 13,100 CFM, requiring 14.7 HP
30 degrees, 17,900 CFM, requiring 21.6 HP
35 degrees, 21,500 CFM, requiring 29.2 HP
40 degrees, 24,500 CFM, requiring 37.3 HP
45 degrees, 26,800 CFM, requiring 46.8 HP
Weight, 8 pounds, Cost $299 USD plus shipping.
22 inch diameter, Type 4, 5 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 7880 CFM, requiring 9.1 HP
30 degrees, 10,100 CFM, requiring 12.3 HP
35 degrees, 12,600 CFM, requiring 16.3 HP
40 degrees, 14,300 CFM, requiring 20.6 HP
45 degrees, 15,600 CFM, requiring 25 HP
Weight, 8 pounds, Cost $299 USD plus shipping.
26 inch diameter, Type 5, 6 blades, 3600
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 15,900 CFM, requiring 19.2 HP
30 degrees, 20,200 CFM, requiring 26.4 HP
35 degrees, 23,900 CFM, requiring 35.7 HP
40 degrees, 27,000 CFM, requiring 46.1 HP
45 degrees, 30,300 CFM, requiring 58.9 HP
Weight, 8 pounds, Cost $395 USD plus shipping
32 inch diameter, Type 5, 8 blades, 2900
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 26,300 CFM, requiring 26.3 HP
30 degrees, 26,900 CFM, requiring 36.8 HP
35 degrees, 33,200 CFM, requiring 51.1 HP
40 degrees, 38,400 CFM, requiring 65.2 HP
45 degrees, 43,300 CFM, requiring 83.6 HP
Weight, 8 pounds, Cost $475 USD plus shipping
30 inch diameter, Type 5, 7 blades, 3000
rpm, 20.8 PSF, at stated blade pitch produces:
25 degrees, 16,600 CFM, requiring 19.1 HP
30 degrees, 21,500 CFM, requiring 26.9 HP
35 degrees, 27,000 CFM, requiring 37.3 HP
40 degrees, 31,800 CFM, requiring 49.1 HP
45 degrees, 36,200 CFM, requiring 62.4 HP
Weight, 8 pounds, Cost $469 USD plus shipping
Replacement Blades- LH or RH Rotation
Type 3 blades are $18 each
Type 4 blades are $35 each
Type 5 blades are $47 each
Type 5X blades are $109 each
Black Super-Tuff Blades
Type 4 blades are $56 each
Type 5 blades are $65 each
Add $24 per blade to fan price for the black Super-Tuff blades
Type 3 fans have fixed pitch (specify blade pitch), Type 4 and Type 5 Fans have adjustable blade pitch.
If you do not find the mini airboat or Hovercraft prop/fan that suits your needs, please contact us.--------------------
Call or email us to
request a propeller suggestion, quote or to place your order,
Or use our secure online quote request & order form
HERE
-------------------
Please Note the Meaning of Terms Used on this Site:
In. Wg. (inwg) = Inches of Water Gauge pressure
4 In.Wg = 20.8 PSF or 997 Pascals or 101.6 Kg. per M.Sq.CFS = Cubic Feet Per Second
CFM = Cubic Feet Per Minute
PSF = Pounds Per Square Foot--air cushion pressure
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Multiply by | |||||||
Convert from | Convert to | ||||||
Pa (N/m2) | bar | atmosphere | mm Hg | mm H2O | m H2O | kg/cm2 | |
Pa (N/m2) | 1 | 10-5 | 9.87 10-6 | 0.0075 | 0.1 | 10-4 | 1.02 10-5 |
bar | 105 | 1 | 0.987 | 750 | 1.0197 104 | 10.197 | 1.0197 |
atmosphere | 1.01 105 | 1.013 | 1 | 759.9 | 10332 | 10.332 | 1.03 |
mm Hg | 133.3 | 1.33 10-3 | 1.32 10-3 | 1 | 13.3 | 0.013 | 1.36 10-3 |
mm H2O | 10 | 0.000097 | 9.87 10-5 | 0.075 | 1 | 0.001 | 1.02 10-4 |
m H2O | 104 | 0.097 | 9.87 10-2 | 75 | 1000 | 1 | 0.102 |
kg/cm2 | 9.8 104 | 0.98 | 0.97 | 735 | 10000 | 10 | 1 |
pound square feet | 47.8 | 4.78 10-4 | 4.72 10-4 | 0.36 | 4.78 | 4.78 10-3 | 4.88 10-4 |
pound square inches (psi) | 6894.76 | 0.069 | 0.068 | 51.7 | 689.7 | 0.690 | 0.07 |
inches Hg | 3377 | 0.0338 | 0.033 | 25.4 | 337.7 | 0.337 | 0.034 |
inches H2O | 248.8 | 2.49 10-3 | 2.46 10-3 | 1.87 | 25.4 | 0.0254 | 0.0025 |
=========
Contact Us Here: hoverhawkcorp (at)
gmail.com
----------------------
Hoverhawk Custom-Made Wood Propellers for Aircraft, Airboats, Hovercraft & More
One of many blade configurations available
Go Here For More
Information & Prices
===============
Original & NEW Ultra Prop II for Mini Airboats and Hovercraft
6-blade 55 inch Ultra Prop II propeller on customer's hovercraft powered by BMW 113 HP engine with a belt reduction drive
Ultra Prop Propellers and Accessories are found Here
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Bolly Airboat, Hovercraft and Aircraft Propellers
Bolly Propeller Blades Fit All Warp Drive Hubs--Make Excellent Warp Drive Replacement Blades--Smoother, Quieter Operation, More Efficient, More Thrust per HP & Safer for Rotax Gearboxes ! Light-Weight, Durable, Solid Carbon Fiber Composite Propellers
Go To Our Bolly Hovercraft, Airboat and Aircraft Propellers!
===========
NEW Sensenich SABER Carbon Fiber Propellers
In Business Since 1932 !
Sensenich Saber Airboat & Hovercraft Propellers Here
Sensenich Saber Propeller Blade Shown
-------------------------
Sale Priced! Go to Heavy Duty Inflatable Boats, Dinghies, Pontoons and River Rafts Sale!
26 feet long x 30 inch diameter pontoon set shown above
=====
Get your FREE Flying Boat Plans HERE
Leon's FREE 30 Foot+ Catamaran Sailboat/Power Boat Plans--Very Easy to Build for about $16K USD !
=====
How to Pay for Your Order
Or Pay by Bank Wire Transfer and
Western Union
World-Wide
Or Pay by Check in USA only
OR, If paying with Foreign Currency Internationally
Use
Wise To Pay for Your Order and SAVE $$$!
NOTE: Our Overseas Customers paying with foreign currency will not pay high bank wire transfer fees or high currency exchange commissions using Wise services to pay for their orders. WE use them ourselves to pay our overseas suppliers, saving us a lot of "wasted" money !! Pay for your order with MC/Visa credit or debit cards or pay by bank wire to Wise. This is far less costly than using PayPal, Western Union, a traditional bank wire or a credit/debit card payment direct to us, or to any other foreign vendor!
Call or email us to
request a fan or propeller suggestion, quote or to place your order,
Or use our secure online quote request & order form
HERE
Call 1-251-609-0969 in USA
Call +1-251-609-0969 From Outside USA
Our Email Address: hoverhawkcorp (at) gmail.com
[ Replace (at) with the @ symbol ]
SELLER'S NOTICE AND DISCLAIMER and TERMS OF SALE
Product prices, specifications, and availability are subject to change without notice. Products and materials advertised on this website are sold with the understanding that the buyer assumes all risks and hazards involved in their use or application. Buyer/User acknowledges assumption of all risks, hazards and further indemnifies seller by purchasing and/or using or reselling the products advertised and sold on this website. No express or implied warranties asserted nor fitness of merchantability claimed by Seller. All sales are final. Warranty claims are solely limited to the manufacturer's warranty for any product defects in materials and/or workmanship. All returns must be pre-approved in advance or will otherwise be rejected and returned to sender at buyer's/sender’s expense. Seller's liability is limited only to the amount paid to Seller for the product purchased. Any legal dispute shall be conducted in the State of Alabama, in Baldwin County. All items to be returned, for any reason, must be authorized by us in advance and a RMA number must be issued, which must be attached in plain sight near the shipping label. Otherwise the sender is responsible for the return shipping costs or the cost of disposition of the returned goods. Force Majeure shall be invoked and apply indefinitely in the event of war, strike, riot, crime, epidemic, pandemic, government imposed restrictions, government lockdowns, or any other event described by the legal term act of God, or event beyond the control of the parties, which prevents either of the parties from fulfilling their obligations as previously agreed. The seller agrees to make a good faith effort to fulfill the previous agreement between the parties once the performance limiting circumstances cease.
Copyright 2022
Useful Website Links to more Propellers
www.BollyPropellers.com www.UltraProps.com
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