Company NameZhuji Bosswinn Springs Co., Ltd.
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About UsZhuji Bosswinn Springs Co., Ltd. is located in the City West Surburb Industrial Zone, Zhuji City. It mainly produces various springs, metal fine machining and stamping parts. Our company provides services for many domestic and foreign industrial product manufacturing companies with a variety of operations, and provides OEM and ODM services for some brand enterprises.

Zhuji Bosswinn Springs Co., Ltd. Has been insisting on constantly improving its business structure. With 30 years of experiences in spring production, our branch, Zhuji Lida Spring Factory, was established in 1992. In order to optimize our services and provide our customers with an all-round integrated supply, we have founded Zhuji Bosswinn Springs Co., Ltd., Zhuji Bosswinn Precision Machinery Co., Ltd., the main products range extended from springs production to stamping parts and CNC fine machining products. The three companies have a total registered capital of 5 million yuan, more than 50 employees, and a plant area of 9, 000 square meters.

We apply Intelligent Manufacturing System (IMS) in our production, and attach great importance to technologies and facilities upgrades. The overview is as follows:

About springs production. We have more than 120 sets of various types of machines, and the products include different types of springs and various types of precision elastic components in various fields such as automobiles, machinery, medical treatment, mining and molds. We attach great importance to technological upgrading and new products developing, focusing on continuous improving of spiral springs and disc spring washer manufacturing technologies.

Stamping/ punching production work-floor. After nearly 20 years of work, it now has many advanced equipment such as high-speed punching machines, CNC hydraulic presses, and CNC bending machines. Accordingly, for these equipment, we have the corresponding products design and mold developing capabilities, and have provided services for a number of automotive, industrial, and home appliance parts manufacturers, ensuring rapid provision of high-quality products in large quantities and efficient solutions.

About fine machining production. This is our latest years major achievement. Our machining center has high-precision equipment such as inclined rail compound machine tools, CNC milling machines, and high-frequency quenching machines. The main target of our fine machining technology is the high precision parts for various automobiles, machinery and intelligent equipment. At present, we have provided core parts for several well-known domestic enterprises.

Our efforts have been approved by the society. Zhuji Lida Springs Factory passed the QS-9000 quality system certification in 2000, and Zhuji Bosswinn Precision Machinery Co., Ltd. Passed the ISO/TS16949 quality system certification in 2019.

Our company focuses on customized products for our customers. On the premise of ensuring quality, we work at higher efficiency. We keep making efforts, to create long-term value for our customers and win their trust, to strive for making our brand BOSSWINN to have a leading position among the metal processing industries, and be an international association!

Our company adheres to the business philosophy of professionalism, efficiency and win-win, and strives to provide customers with high-quality products and services. We are willing to cooperate with friends from different businesses to create a better future!
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NameMr. Xu Liming
Address No. 8, Xingye 3 Road, Taozhu Street, Zhuji City, Shaoxing, Zhejiang, China
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Products Details


Why work with Bosswin?
19 years of experiences in the metail springs business.
The most developed facilities gurantee  good quality and very high production capacity.
We can develop necessary toolings and produce any springs as per buyer's requests
 




Products show
Product Description

 

raw materials we   
process on

stainless steel,Music wire  Carbon steel(SWC),Alloy steel SEA9260/9254/6150/SUP9/SUP10/SUP12,51CrV4,etc.

material diameter or thickness

0.1~8mm

workcraft or process

CNC processing, mannual work

surface treatment

painting, electroplating, polishing , blacken etc

Applications

Industrial facilities.automobiles,  Motorcycles, electronics, Sports facilities, telecommunications products etc

Quality Certification

ISO9001-2000,ISO14000

Payment term

T/T,L/C 

Packing

plastic bags,and then cartons ,  wooden or plastic 

Shipment

By sea  from Ningbo or shanghai, by air from Shanghai or Hangzhou 

Torsion Spring Manufacturing Specifications

While we have listed some of the most common sizes, materials and manufacturing specifications, Bosswinn Spring provides completely customized production on all torsion springs.

  • Large Quantity Orders, Short Runs &  Making samples - formed, assembled and packaged as per your instructions.
  • Proprietary Camera Gauge for Superior Quality - photographs and verifies each part, automatically adjusting production without shutdown.
  • Technology capabilities - on our all manufacturing facilities , you can authorize  our team ato optimize designs and lower costs.
  • Engineering Support - our team can provide expert design assistance on any order, or view our online spring design resources.




Our testing faciltis.
We strictly control our springs quality . We do not only promise in oral, let the facilities speak.




Our packing and delivery

The applications of the torsion springs

 

  • A torsion bar   can be used on a vehicle ,absorbs road bumps , cushioning passenger travel. Torsion bar suspensions are used in many modern cars and trucks..
  • In many vehicle suspension systems  torsion springs are used.
  • Can be used in the torsion pendulum. 
  • They had been used in ancient weapons or some modern toys.
  • The balance springs or hair springs are used in mechanical watches 
  • Torsion balance springs are used in mechanical pointer-type meters 
  • Tiny torsion springs can be used in electric , like DMD or digital micromirror device chips. 

 

The Industries that Use Torsion Springs

Major original equipment manufacturers (OEMs) that produce products for various industries use compression springs in many of their products. 

  • Industrial production lines
  • Transportation vechiles
  • Construction facilities
  • Materials handling
  • Agriculture machines
  • Petrochemical
  • Aeronautical 


FAQ
1.Is Bosswinn a  manufacturer ?

A: We are a manufacturer, the business owner has 2 factories producing springs, machining part, stamping parts

2. When is the delivery time?

A: 10 and 15 days , one month in the peak seasons


3. What is the MOQ?

For the initial order , any quantity ok. For the mass production order, 10000 pcs better.

4. What's your payment method?

 : T/T, L/C, Western Unions,  

e. How can we confirm the samples?

Free samples are offered,  
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