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CNC Center milling Service
CNC Machining/Turning/Granding Service   
Automatic Lathe Service

Our Xiamen Zhong Li Da Machinery Co., Ltd are specialized in precision machining parts, cnc machining parts,production cnc machining,custom cnc machining with customer drawing since 1995.
 

Products detail

We have rich experience in manufacturing micro parts for a wide variety of industries. Like Turning Part,Shaft,Machining Part, CNC Machining Part, Milling Part, Hardware Accessories, Arrow Metal Part, Special fasteners, Industrial Control Switch Metal Part for medical, electronic, fiberoptic, microwave area, etc.

  


Production Flow Chart








Factory Show



Shipping&Payment


 

FAQ

Q: How soon can I get reply after send inquiry?

A: 1.all inquiries will be replied within two hours except sleeping time in China.    

2.Our call phones standing by any calls at any time

 
Q: How soon can I get samples ?

A: Generally samples can be sent out within 7 working days after product drawing confirmed by both side.  

 

Q: What file format can you accept for my products?

A: 1.We can accept varies format, igs, step, stp, jpg,pdf, dwg, dxf and so on.    
     2.If you do not have a prepared CAD file, we can accept a scan of a hand drawn design.  
 

Q: If I don't have drawing, how can I get sample ?

A: If you don't have any drawing,you can send us your sample, we will scan it and make 2D and 3D drawing first, then make sample for you.

 

Q: What are many common materials that you use in projects?  

A: Aluminum,Stainless Steel, Carbon Steel, Copper, Plastics, Titanium and PEEK

 

Q: What's your MOQ(minimum order quantity)

A: We don't have MOQ, you are welcome to send us trial order to test our quality and service.

 

Q: What's the payment term do you accept?

A: EXW/FOB Xiamen, paid by T/T, Paypal, Western Union. 

 

Q: What kind of machining we excel in?

A: Included all kind of machining parts.

CNC Center milling Service
CNC Machining/Turning/Granding Service   
Automatic Lathe Service

Our Xiamen Zhong Li Da Machinery Co., Ltd are specialized in precision machining parts, cnc machining parts,production cnc machining,custom cnc machining with customer drawing since 1995.
 

Products detail

We have rich experience in manufacturing micro parts for a wide variety of industries. Like Turning Part,Shaft,Machining Part, CNC Machining Part, Milling Part, Hardware Accessories, Arrow Metal Part, Special fasteners, Industrial Control Switch Metal Part for medical, electronic, fiberoptic, microwave area, etc.

  


Production Flow Chart








Factory Show



Shipping&Payment


 

FAQ

Q: How soon can I get reply after send inquiry?

A: 1.all inquiries will be replied within two hours except sleeping time in China.    

2.Our call phones standing by any calls at any time

 
Q: How soon can I get samples ?

A: Generally samples can be sent out within 7 working days after product drawing confirmed by both side.  

 

Q: What file format can you accept for my products?

A: 1.We can accept varies format, igs, step, stp, jpg,pdf, dwg, dxf and so on.    
     2.If you do not have a prepared CAD file, we can accept a scan of a hand drawn design.  
 

Q: If I don't have drawing, how can I get sample ?

A: If you don't have any drawing,you can send us your sample, we will scan it and make 2D and 3D drawing first, then make sample for you.

 

Q: What are many common materials that you use in projects?  

A: Aluminum,Stainless Steel, Carbon Steel, Copper, Plastics, Titanium and PEEK

 

Q: What's your MOQ(minimum order quantity)

A: We don't have MOQ, you are welcome to send us trial order to test our quality and service.

 

Q: What's the payment term do you accept?

A: EXW/FOB Xiamen, paid by T/T, Paypal, Western Union. 

 

Q: What kind of machining we excel in?

A: Included all kind of machining parts.

Economizer with exhaust damper, fresh air damper, returan air damper and exhaust air damper. The dampers can be automaticlly controlled by PLC controller or by manual based on project needs.

This type HVAC system is another energy saving in the field of Air Conditioning. 

Interlocked to run when return air dampers are being closed and supply air blower is in operation. The extraction fans run when outdoor air dampers are at least 50% open (adjustable). It is also overload protected. A gravity exhaust damper is supplied with this option to prevent air from entering the unit during shutdown.The power exhaust fans have been size to exhaust 50% of the nominal air flow of the unit.

The schematic diagram as below like free cooling system.

Rooftop Packaged Unit With Economizer

Rooftop Packaged Unit With Economizer,Economizer HVAC Residential,Portable Rooftop with Economizer,Economizer Rooftop Packaged Unit

Jinan Amrta Air Conditioning Co.,Ltd , https://www.amrtaac.com