Langdi Catalogue English

8/6/2019 Langdi Catalogue English

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ZHEJIANG LANGDI GROUP CO.,LTDDo Business Honestly Manage Enterprise Morally



About Group

Zhejiang Langdi Group Co.,Ltd, is a strong brand enterprise in China, Integratingproduct research,manufacturing,sales and service; Holding 9 branch factories inNingbo, Zhejiang Province, Dongguan and Zhongshan, Guangdong Province,Qingdao, Shandong Province, Mianyang, Sichuan Province and other areas in China;Concerning the fan wheels in the air-conditioner, the impellers&blowers for theindustrial and commercial usage and the heating ventilation fields.

Since the establishment by the shareholding reform in December,2002, Group hasbeen of the total assets of 80 million USD, 2500 staff including the 317 people inengineering and management. The yearly output value today has gets to 100 millionUSD.In the domestic of Group, there are the testing and tooling center with the differentkinds of advanced equipments and the leading capability of the development&design.So. We can always become a stable and long terms supplier of our customers, suchas GREE, MIDEA, CHUNLAN, CHANGHONG, HAIER, KELON, MITSUBISHI, LG,etc.Each branch factory has been identified by ISO9001 and ISO14001.



About Metal Blower Business Division

The Metal Blower Business Division is one of the key company in Headquarters of Langdi Group, Specialized in the metal impellers&blowers for the industrial andcommercial usage and the heating ventilation fields; covering the area 35000 ;Working hard with 320 staff including 56 technician and engineers; Equipped with theproduction, testing and inspection machines such as numerical control punchingmachines, stamping machines, press machines, bending machines, rolling riveting

machines, torque and pull testing machines, noise testing room, air flow volume testroom, high-low temperature testing machine, life test machine, overspead testmachine, runout and balancing inspection machines, etc, to meet the technology andquality requirement.With the advantage of the Group tooling and engineering center, our impellers&blowers can be always leading in China and the present annual productioncapacity is, 2 million pcs in metal cross flow impeller; 1.6 million pcs in metalcentrifugal&axial flow impellers and 0.6 million sets in metal blowers.For a company, the concept is very important. The Group spirit “Working Sincerely,Innovatively, Keep Developing” will keep us leading in the same line.



Airview of Langdi Group



Scene of Langdi Factory



THE POWER OF ENTERPRISEInspection& Production Equipment

Low Temperature Test High Temperature Test



With the identification of the State Cooling Equipment Center,

the air flow room Ⅰ conforms to the standard GB/T1236-2000.

Air Flow Allowed Volume: 50m 3/h-3000m 3/hStatic Pressure Allowed 0-1000Pa

With the identification of the State Cooling Equipment Center,

the air flow room Ⅱ conforms to the standard GB/T1236-2000.

Air Flow Allowed Volume: 1000m 3/h-40000m 3/hStatic Pressure Allowed 0-1000Pa


Air Flow Room- Ⅰ Air Flow Room- Ⅱ




Numerical Control Punch Machine Numerical Control Bending Machine




Salt Spray Test



Product Family

Heating Ventilation Impeller&Blower by Cross Flow

Commercial Usage Forward Curve Impeller&Blower(LDD LDT by Centrifugal Flow

Backward Curve Impeller&Blower by Centrifugal Flow

Industrial Usage Backward Curve Impeller&Blower by Centrifugal Flow

Rail Traffic

Condensation Blower&Air Feeding Blower



Heating Ventilation(Cross Flow Impellers)

Name : Heating Ventilation Impellers

Features : Low Noise; High Air-Quantity; Good Balance; Hightensile; lightinweight;

Used : Electrical Fireplace, Microwave, Dishwasher, Warmer, Air-Conditioner, Air Curtain, Air Door, Wall Cooler, etc.

Wheel Dia Wheel Length Number of Blade

φ 30*L 150, 200, 250, 300, 350, 20φ 43*L 135, 150, 180, 200, 240, 300, 20φ 45*L 115, 150, 180, 200, 240, 300, 20φ 52*L 141, …360 20φ 60*L 120, 180,240,300, 360, 420, 480, 22/24φ 65*L 180, 240, 300, 350…480, 22

φ 71*L 145, …600 25

φ81*L 145,380,391,480,550,630,…800 30

φ90*L 145,380,391,480,550,630,…800 35

φ100*L 360,480,550,630,700,…1000 40

φ110*L 360,480,550,635,700,…1000 45

φ 120*L 360, 480, 550,660, 680, 706, …1000 48

φ 150*L 0 , 480, 515, 580, 660, 680, 810, 880, . . . 1050, 50

Specificatioin (mm):Wheel Material

Al umi numAl l oyPl ate

DATAONLYFO

RREFERENCE



Heating Ventilation( Cross Flow Blower- ) Ⅰ

Name : Cross Flow Blower

Features : Low Noise; Long Lifetime; Small Shape; Low Flow Rate; Lower Power Consumption

Used : Electrical Fireplace, Oven, Wall Cooler, Microwave, Shower Room, Dish Washer, etc.

A B C Volume Voltage Power Rotation RateReference Draw

Specification(mm)Structure Size

Item No. Diamiter Performance Parameter

DATA ONLY FOR REFERENCE



Heating Ventilation( Cross Flow Blower- ) Ⅱ

Name: Cross Flow Blower

Features : Low Noise; Long Lifetime; Low Flow Rate; High Thermal Capacity and Thermal Protection; Sealant Motor;Waterproof; Dampproof.

Used : Electrical Fireplace, Oven, Wall Cooler, Shower Room, Warmer, Microwave, Refrigerator, cooler, freezer, etc.

A B C Volume Voltage Power Rotation RateReference Drawin

Specification(mm)Structure Size

Item No. Diamiter Performance Parameter




Heating Ventilation( Cross Flow Blower- ) Ⅲ

Name: Cross Flow Blower

Features : Low Noise; Long Lifetime; Low Flow Rate; High Thermal Capacity and Thermal Protection; Sealant Motor;Waterproof; Dampproof; High Blasting Volume

Used : Electrical Fireplace, Oven, Wall Cooler, Shower Room, Warmer, Microwave, Refrigerator, cooler, freezer, etc.

A B C Volume Voltage Power Rotation RateReference Drawin

Specification(mm) Structure SizeItem No. Dia

Performance Parameter




Heating Ventilation(Air Purification& Air Curtain)

Name : Heating Ventilation Blower with Double Impellers

Specification : The Current Cross Flow Blowers can be all made into Double Impeller Blowers .

Features : Lower Power Consumption; Long Lifetime;

Performance : Rotating Speed:1700-2200rpm; Wind Speed: 4.0-5.0m/s

Used : Cooling, Freezing, Air Curtain, Floor Heating System, etc.




Commercial Usage(Forward Curve Centrifugal Impeller)

Name: Forward Curve Centrifugal Impeller

Features : Low Noise; High Efficiency; lightinweight

Used : Air Purification, Central Air Conditioner Unit, Air Conditioning, Ventilating Equipments, etc.

Joint Type

Specification(mm)

Wheel Dia Wheel Length Number of Blade Wheel Material

DATAONLYFORREFERENCE



Commercial Usage(Forward Curve Centrifugal Blower)

Model Series: LDD LDT

Name: Forward Curve Centrifugal Blower

Features: Low Noise; High Efficiency; Adjustable Speed; Done-well Construction; Good Looking for Construction

Performance: Air-Quantity: 800-30000m 3/h Pressure 150-850PaUsed: Central Air-Conditioning Unit; General Air-Conditioning Unit; Heating, Air-Conditioning, Variable Air Rate

conditioner, Pipe type air Conditioning unit, VAV system, Purification and Ventilation Equipments, etc.




Commercial Usage (Centrifugal Flow Blowers-Coil Type)

Name : Coil Type Blower with Double Impellers

Specification : φ160.200

Features : Low Noise; High Efficiency; Lowpower; Small Construction Looking

Performance : Air-Quantity: 600-2200m 3/h Pressure: 70-240Pa

Used : Central Air-Conditioning Unit, Ventilation Equipments, etc.




Industrial Usage Backward Curve Centrifugal Impeller)

Name: Backward Curve Centrifugal Impeller

Features : Low Noise; Huge Air-Quantity; small Vibration; Much Saving of energy; Easy Installation

Used : Workshop in Factory or Mine Corporation; the Wall Ventilation in the Architectural Engineering for Civil andCommercial Purpose; Air compression, etc.


Specification(mm)Wheel Dia Wheel Length Wheel MaterialSteel Plate

Steel PlateSteel PlateSteel Plate

Steel PlateSteel PlateSteel PlateSteel Plate

Steel Plate



Name: Backward Curve Centrifugal Blower

Features : Low Noise; Huge Air-Quantity, Nice Appearance; Easy Installation

Performance : Air-Quantity 500-30000m 3/h ; Static Pressure:240-650Pa

Used : Workshop in Factory or Mine Corporation; the Wall Ventilation in the Architectural Engineering for Civil andCommercial Purpose.

Industrial Usage Backward Curve Centrifugal

Blower)

A B C D E FSpecification Reference Drawing




Rail Traffic (Condensation Blower)

Name : Axial Flow Blower Name : Axial Flow Blower

Specification : φ270.115 Specification : φ560.140

Features : Low Noise Features : Low Noise

Performance : Air-Quantity: 1800-2400m 3/h Static Pressure: 100-200Pa

Performance : Air-Quantity: 5000-8500m 3/h Static Pressure:100-200Pa

Used : Rail Traffic. Used : Rail Traffic




Rail Traffic (Condensation Blower)

Name : Axial Flow Blower

Specification : φ312.115

Features : Lower Noise


Used : Rail TrafficDATA ONLY FOR REFERENCE



Rail Traffic (Air Feeding Blower)

Name : Centrifugal Flow Blower with Double Impellers Name : Centrifugal Flow Blower with Double Impellers

Specification : φ205.170 Specification : φ235.120

Features : Low Noise Features : Low Noise


Performance : Air-Quantity: 1000-3000m 3/h Static Pressure:200-370Pa

Used : Rail Traffic Used : Rail Traffic




Contact Us:

ZHEJIANG LANGDI GROUP CO., LTD ● METAL BLOWER BUSINESS DIVISION• Add: No.188 Jing 20 Rd, Langxia Street 315480, Yuyao, Ningbo, Zj, China• Tel 0086+574+62199805• Fax 0086+574+62199813• Cell 0086+18758342082• Website: www.langdi.com; www.langdi.en.alibaba.com• E-mail: [email protected]• Attn: Jessica tu

Langdi Catalogue English

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