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Money spent on horsepower can be money wasted unless your propeller has perfect pitch to give maximum thrust for each revolution.
Bale Defence's hi-tech computerised propeller measuring equipment enables repitching, repair and maintenance of propellers with accuracy not previously attainable. A perfectly pitched propeller will:
We have the capacity to handle all propellers up to 3m in diameter, and can calculate exactly the correct propeller dimensions to give your vessel optimum performance.
Our Long bed lathe enables machining of propeller shafts up to 7.5m between centres. With a swing of 1100 Diameter we can true up shafts to .005' run-out.
Propeller – Marine
CPP Blade Repair
Propeller Shaft – Manufacture and Repair
Bale Defence Industries has designed and manufactured propulsion shafts for the NAVY, ARMY, and commercial vessels to society classifications, Lloyds and DNV, the manufacture of these items has incorporated milling the key ways and turning the shafts, utilising Bale Defence Industries extensive modern facilities in Port Macquarie.
Material used in the manufacture of shafts by Bale Defence Industries include 316 stainless steel, AQUAMET22, SAF 2205, and Monel K500
Bale Defence Industries are capable of designing and manufacturing of shafts for all boats and most ships. Our maximum lathe capacity is 7.5 meters between centres and 1100mm swing. Bale Defence Industries can turn shafts of this maximum capacity to .005" tolerance.
Bale Defence Industries are expert at the repair and straightening of shafts up to 7.5 meters long.
Shaft and Rudder – Manufacture and Repair
• Manufactured IAW Society Classification.
• Various configurations to suit vessel.
• Materials: 316 stainless steel, high tensile steel or aluminium.
• ordinary, hanging, semi or fully balanced designs.
• Protective coating if required.
• Designed by Naval Architects.
• Pintles, bearings and hydraulic steering supplied.
Bale Defence Industries has 30 years in ship design and marine engineering, from concept design through to construction support and upgrades, with state-of-the-art computer programs in developing hullforms, assessing performance and verifying weight and stability.
Boat Resistance Tests and Power Estimates
(100m long test tank at AMC)
Army Utility Work Boat
Outboard Motor Stand up to 150 hp Twin – Part no. Bale Defence 50397
SERVICES & CAPABILITIES
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