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NANJING KINGDOM HEAVY—DUTY GEAR CASE CO.,LTD.is a manufacturer specialized in high speed,heavy-duty,and precision gear cases,series Drum-shaped coupling and worm wheel screw rod lifter that are widely applied in the fields of steel,building materials.petrochemical,papermaking, cement,coal and general machinery.
The company has specific technology department with scores of technicians engaging in the design and manufacture of heavy load gear, introduces advanced CAD and consummate production technologies,complete testing measures and perfect quality system Products are sold all over China,and we also manufacture heavy-duty gear cases for steel enterprises in Vietnam.Philippines.India and Turkey For the finedesign and advanced production,we have received favourable comments from both domestic and foreign users.
The Company holds gear hobbing machines and gear slotting machines of various specifications;HOFLER RAPID1000,RAPID1250,RAPID1500. RAPID2000,RAPID 2500.RAPID40000and NILES ZE800 CNC formed gear grinding machine are imported fram GERMANY In addition.CNC-conlroI spiral beveI gear milling machines(3sets C100u:1 set C60U),and one sef testing equipmenf GKP851 from KLINGELNBERG,GERMANY,can do soft milling and hard finishing(precision grade 5).There are also assorted domestic and foreign testing equipments and heat treatmentplant for gear case hardening, quenching and nitriding and high frequency quenching,etc.to improve the internaI quality of gears.Among them are several furnaces for case hardening adopting Siemens controlled system:diameter reaches to 4000mm,case depth:7-8ram,rigidity of gear surface:HRC58-62. Af present,our products have farmed more than ten series,which are convenienf for customers'choice.We may also specially design products according fo diverse needs of customers.
Processing Scope:
Hard surface gearФ4000mm,precision stability grade 5,which the highest level is grade 3.
Spiral Bevel GearФ1200mm,precision stability grade 5.
Among the finished products,the highest speed of output reaches to 30000r/min.

Products Series:
1.JB/ZQ Series Crowned Teeth Coupling 2.QWL Series Worm Screw Rod Lifter
3.Z-D Series UniversaI Gearbox 4.N-K Series Universal Gearbox
5.NGW Planetary Gearbox 6.QJY,QJYX Series Crane Reducer
7.Mill Series Gearbox forrod,sheet,strip steel,H-type steel,and flange plate in metallurgical industry 8.Edge Transmission Gear Box for cement and building materials,Central Transmission Grinding Gear Box and Vedical Grinding Gear Box
9.Various Non-standard Gear Box and High Speed Gear Box 10.Design and Manufacture of various matching sophisticated gear
11.Gearbox and Gear supporting wind power generation products.

For further development,we introduce a large quantity of professional technicians and management talents,make a series of technical innovation Adopt gear design software and advanced manufacture technologies of Philadelphia Gear Co.,and use CAPP,to ensure our products with high quality and well saleability on domestic and foreign market.We wilI endeavour ourselves to satisfy our customers'need with better quality and service.

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Add:Lantian Road,Konggang Industrial Park,Nanjing Tel:86-25-86666224 Fax:86-25-86560645 Zip:211151
E-mail:CWD6616@Vip.sina.com.cn Website:www.cn-kingdom.com