Product Description
factory OEM steel investment agricultural lost wax casting parts
1. Company Profile:
|  Specializing in the manufacturing of lost wax investment castings and finished products in carbon steel and alloy steel, our company is a world class manufacturer and supplier of investment castings in China. It consists of 2 major facilities, both steel casting foundry and CNC machining factory which enable us to supply both precision castings and finished products with an annual production capacity of over 20,000 tons, and the products are mainly exported to Europe, America, Japan and other destinations around the world. The headquarters of our company is located in the famous industrial town Xihu (West Lake) Dis., HangZhou in China. It is very convenient to be reached with an advantageous geographic position; it is located about 30 kilometers away from the Bei-lun Port which is the second biggest port in China, and about 15 kilometers away from the Lishe International Airport. The principal production base of the cast steel foundry is located in Qiucun Town, Xihu (West Lake) Dis., HangZhou, a distance of 15 kilometers away from the Headquarters. Our company was established in 1992, it covers a total area of 40,500 square meters and now has more than 500 employees, including 10 engineers and 60 technicians. The company owns a brand-new foundry, which covers an area of more than 30,000 square meters. Our products cover a wide range of industries including train; railway, automobile; truck, construction machinery, mining machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery, construction, valve and pumps, electric machine ,hardware, power equipment and so on. We are capable to produce products according to customers’ drawings or samples, we focus on both carbon steel and alloy steel. Up to today, more than 100 raw materials and 5,000 kinds of different products have been developed and produced by us. We are familiar with the various industrial standards, such as Chinese GB, American ASTM, AISI , German DIN, French NF, Japanese JIS, British BS, Australian AS and Association of American Railroads (AAR ) and other industrial standards. |
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2. History:
Since 1992
| 1992 | HangZhou Xihu (West Lake) Dis. Xihu (West Lake) Dis.ng Machinery Manufacturing Factory was established. Mainly engaged in machining. |
| 1999 | Renovation investment casting production lines in Xihu (West Lake) Dis.ng, production of precision casting, production capacity of 5000 tons. |
| 2001 | Obtained ISO9001:2000 certificate. |
| 2003 | Products began to export. |
| 2005 | HangZhou Xihu (West Lake) Dis. CZPT investment casting  co.,ltd was established. |
| 2007 | Cooperating with Bombardier, first the OEM railway customer abroad. |
| 2008 | All casting production line moved to Huawei, production capacity of 15000 tons. Cooperating with Hyundai motor company in North America, the first OEM automobile customer abroad. |
| 2009 | HangZhou Qianhao metal product  co.,ltd was established. Mainly engaged in machining and import & export business. |
| 2011 | Obtained TS16949:2009&ISO14001:2004 certificate. |
| 2012 | Cooperating with CZPT in Korea, first the OEM construction machinery customer abroad. |
| 2013 | Huawei expanded production capacity to 20000 tons. |
| 2014 | Establishing ERP production management system, implementation of 6S management. |
| 2015 | Building a fully automated wax and shell making process flow line in Huawei. |
3. Overview of Factory—Huawei Investment Casting
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4. Overview of Factory—Qianhao Machining (predecessor is Xihu (West Lake) Dis.ng machinery )
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5. Our Mission:
Create the Best Value for Customers,Contribute for Equipment Manufacturing in the World.
6. Our Values:
Moving with the Times
Pioneering and Innovation
Harmony and Win-Win
Striving for Excellence
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7. Xihu (West Lake) Dis.n Resources:
Working Style: Sincere pragmatic , Â Persistent effort , Â Teamwork , Â Struggle&Transcend
Employee Image: Elegant style, Â Polite and courteous, Â Warmly and humble, Â Be neither Arrogance nor Inferiority, Â Preciseness and Professional.
| Xihu (West Lake) Dis.n resources | |
| Casting Engineers | 3 |
| Material Engineers | 1 |
| Heat Treatment Engineers1 | 1 |
| Machining Engineers12 | 5 |
| Professional Technician | 12 |
| QA | 28 |
| Production Managers | 55 |
| Sales &Customer Service Staffs18 | 18 |
| Direct Labor | 390 |
| Total :513 | |
8. Annual Turnover:
Expected Target : Up to 2571, annual turnover exceeds 60 million dollars
| Â Â Â Â Â Annual turnover(Unit: Million Dollars) | |
| 2005 | $ 7.4m |
| 2006 | $ 9.0m |
| 2007 | $ 12.6m |
| 2008 | $ 16.0m |
| 2009 | $ 10.7m |
| 2571 | $ 15.5m |
| 2011 | $ 18.4m |
| 2012 | $ 17.6m |
| 2013 | $ 26.9m |
| 2014 | $ 32.6m |
| 2015Â | $ 34.1m |
| 2016 | $ 36.6m |
9. Product Descripition:
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| Description | Investment casting |
| Material | Carbon steel, alloy steel, stainless steel |
| Process | Lost wax casting + cnc machining |
| Casting dimension tolerance | CT7 |
| Casting surface roughness | Ra 12.5um |
| Casting weight range | 0.1-90kg |
| Size | Max linear size: 1200mm, Max diameter size: 600mm |
| Machining Precision | Positioning accuracy 0.008mm, Rep. position. accuracy 0.006mm |
| Machining surface roughness | Ra0.8~6.3um |
| Max Machining Travel Of Spindle | 1900mmx850mmx700mm |
| Max Machining Turning Diameter | 830mm |
| Material standard | GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR……. |
| Surface treatment | KTL(E-coating), Zinc plating, Mirror Polishing, Sand Blasting, Acid pickling,  black oxide, Painting, Hot galvanizing,Powder coating, Nickel plating |
| Service available | OEM &Â ODMÂ |
| Quality control | 0 defects,100% inspection before packing  |
| Application | Train & railway, automobile& truck, construction machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery, construction, valve and pumps, electric machine, hardware, power equipment and so on. |
10. Product Profile:
| 1. Material percentage | alloy steel:45%      carbon steel:35% stainless steel:10% iron:10% |
| 2. Casting weight percentage | 0.1-5kg:40% 5-20kg:30% 20-40kg:20% above 40kg:10% |
| 3. Industry percentage | Components for train & railway: 25% Components for automobile & truck: 30% Components for construction machinery & forklift: 25% Components for agricultural machinery:10% Other machinery components:10% |
| 4. Globa market share | United States:30% Europe:35% Japan& Korea:15% Domestic market:15% Other:15% |
| 5. Production capacity | Production Capacity: 25,000 tons / year The Current Production Output: 18,000 tons /Â year Production Saturation Percentage:72% |
11. Manufacturing  Process:
Process design⇒ Tooling making ⇒ Wax injection ⇒Wax pattern assembly⇒ Mold preheat ⇒ Wax removal ⇒Stuccoing ⇒Dipping Casting⇒  Mold shake out  ⇒Work piece cut-off ⇒ Grinding ⇒ Pack& transport ⇒ Final inspection  ⇒Machining ⇒ Heat treatment
12. Major Machining Equipment List:
| Machining Capabilities | |
| Three-Axis turning centre: 1 | Four-Axis Vertical Machine Center: 21 |
| Four-Axis Horizontal Machine Center: 1 | CNC Milling Machine: 6 |
| Vertical Lifting Milling Machine:4Â | Universal Milling Machine: 2 |
| Plane Milling Machine: 2 | Fase Milling Machine: 3 |
| CNC Lathe Machine: 27 | Oblique Xihu (West Lake) Dis. CNC Lathe Machine: 2 |
| Engine Lathe Machine: 6 | Special Lathe: 5 |
| Radial Drilling Machine: 4 | Porous Drilling Machine: 1 |
| CNC Drilling Machine: 5 | Cylindrical Drilling Machine: 11 |
13. Key Testing Equipments:
| 1.Direct-Reading Spectrometer | 12.3D Scanner |
| 2.Non-contact infrared thermometer | 13.Coordinate Measuring Machine |
| 3.Metallographic Microscope | 14.Surface Roughness Tester |
| 4.Tension Tester | 15.Ultrasonic Testing Machine(HS600) |
| 5.Low Temperature Chamber For Impact Specimen | 16.Coating thickness gauge |
| 6.Impact Test Machine | 17.Portable Magnetic Particle Tester |
| 7.Magnetic Particle Testing Machine | 18.Portable Hardness Tester |
| 8.Ultrasonic Testing Machine | 19.Hardness Test  Machine |
| 9.X-ray tester | 20.Rockwell Hardness Test Machine |
| 10.Surface Roughness Tester | 21.Contact infrared thermometer |
| 11.Video Measurement Machine | Â |
14. We provide various test facilities as mentioned under:
| 1. Chemical analysis |
| 2. Tensile strength |
| 3. Elongation rate |
| 4. Shrinkage rate |
| 5. Impact test |
| 6. Harness test |
| 7. Metallography |
| 8. Non-destructive tests(including dye-penetrant, ultrasonic, magnetic particle and radiography) |
| 9. Surface roughness test |
| 10. CMM test |
| 11. 3D scanner |
15. APQP and Inspection Report:
APQP-Casting Â
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APQP-MachiningÂ
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Inspection Report-Casting
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Inspection Report-MachiningÂ
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Other Quality DocumentÂ
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16. Core Competition Advantages:
Advantages 1:High Engineering and Technical Capability
- An industry’s top engineering technical team , with special skills and rich experience in product design, casting ,heat treating and machining fields.
- Based on customer needs, in the beginning of product development, offer a solution, casting design, by structural component designed to casting parts, optimize the product design, then reduce costs and creating the best value for the customers.
- Special Techniques Enable XIHU (WEST LAKE) DIS.NG to Be Competent with Those Difficulties at Wax Injection & Shell Making Procedures When Manufacturing the Parts with Inner-Sophisticated-Structures.
- Use casting simulation analysis system software 100%  to ensure the success of the one-time trial sample.
Advantages 2: Advanced Inspection Equipment & Strong Quality Assurance Capacity
- Our testing equipments are not only leading in the industry, and also has a very complete range, they are hardware guarantee to ensure us continue to provide high-quality products for our customers.
- Carrying out ISO9001 and TS16949 quality management system, full implementation of 6S and Kanban site management, which is software guarantee of the quality.
- IQC, IPQC and FQC quality management team to control the whole production process, effectively prevent the generation of  unqualified product.
- Our casting’ PPM ≤1000 Machining ‘ PPM ≤600.
- We sticks to the quality management philosophy that “Starting from the customer needs and ending with their satisfaction, focusing on customer demands and exceeding their expectations”.
Advantages3: Good Customer Service
- XIHU (WEST LAKE) DIS.NG can provide customers with good service, our staff have abundant commercial experience, good language ability, and rich foundry or mechanical background. We are committed to providing customers with accurate, careful and speedy service.
- Quotation, Quality Complaints and Email Response get fast effective feedback within 48 hours.
- We have carried out an information-based management which is driven by an ERP and PMC system, to ensure on time delivery rate: 95%
 Advantages 4: Powerful Deep-processing AbilityÂ
  It is the best core competitive advantage different with others in the industry
- Machining capability as the same as casting, the machining facility is fully independent from the casting foundry and has an independent management team and tailored business model to suit.
- XIHU (WEST LAKE) DIS.NG has completed a transformation and upgraded to a deep-processing manufacturer with expanded production capabilities and is committed to be equipped with other capabilities except casting, we focus on developing terminal products for top-end markets.
- High technical content in machining, and casting with sheet metal, welding, assembling, XIHU (WEST LAKE) DIS.NG has the most competitive advantage, it is the best choice for you.
17. Contact Information:
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The Benefits of Using Self-Lubricating Bushings for Your Next Pivot
Like any other auto part, control arm bushings wear out over time. This results in an increase in irritating vibrations that can be dangerous in severe cases. The bushings in the control arms also wear out due to the stress that extreme driving conditions put on the control arms. Additionally, environmental factors and oversized tires tend to transmit more vibration through the bushing than conventionally sized tires. Whatever the cause, bushings can be the source of many problems.
wear and cracking
The main cause of dry valve side bushing cracking is a mismatch in thermal expansion of the core and flange. This situation can seriously compromise the safety of the power system. To improve the safety of dry valve side bushings, the crack development of epoxy impregnated paper under various conditions was investigated. A coupled thermomechanical simulation model was also used to study the cracking process.
The first step in diagnosing the cause of bushing wear and cracking is a visual inspection. The bushing of the lower control arm is fixed to the frame by a bracket. If there are any visible cracks, it’s time to replace the bushing. However, there is no need to replace the entire suspension. In some cases, worn bushings can cause a variety of problems, including body lean, excessive tire wear and cornering noise.
Maintenance free
If you’re considering maintenance-free bushings for your next pivot, you’ll be wondering what to look for in these components. The bushing protects the housing from corrosion and keeps the bushing under pressure. However, many users are not familiar with what these components can do for their applications. In this article, we’ll look at several examples of truly maintenance-free pivots and discuss their requirements.
One of the most popular types of maintenance-free bushings are flanged and parallel. Unlike worm gear bushings, these self-lubricating metal bearings are ideal for a variety of applications and conditions. They reduce failure and downtime costs while providing the long-term lubrication required by other types of bushings. Since these sleeves are made of lead-free material, they are RoHS compliant, which means they are environmentally friendly.Another common maintenance-free bushing is plastic. This material is easier to find off-the-shelf and relatively inexpensive to produce. However, it is not suitable for high load applications as it will crack under heavy loads and damage mating parts. Plastics can also deviate if the manufacturing process is imprecise. Plastic bushings can also crack when subjected to high loads.
self-lubricating
When using a self-lubricating bushing, there is no need to apply grease to the bushing. Oily liquids tend to attract dirt and grit, which can wear away the graphite prematurely. By eliminating the need for regular lubrication, you will reduce equipment maintenance costs. This article will explore the benefits of self-lubricating bushings. You will love your kindness.
Self-lubricating bushings have a strong base material to withstand radial bearing pressure while providing shaft support at the contact surfaces. The material also has good fatigue properties and low friction motion. Self-lubricating bushings can be used in environments with high temperatures and aggressive media. These products can also withstand enormous pressure. When using self-lubricating bushings, it is important to select the correct material.
The main advantage of using self-lubricating bushings is ease of maintenance. They don’t require oil to run and are cheaper to buy. Their main benefit is that they can significantly reduce your machine running costs. These bearings do not require oiling operations, reducing maintenance costs. These bearings also offer a simplified mechanical design due to their thin walls and high load capacity. In addition, they reduce noise levels while maintaining excellent wear resistance. Plus, their materials are ROHS compliant, which means they don’t require oil.
Hydropower installations are another area where self-lubricating bushings have proven their advantages. They reduce maintenance costs, extend equipment life, and improve environmental benefits. For example, the Newfoundland Power Company uses self-lubricating bushings in the gates of its hydroelectric power plants. These self-lubricating bushings eliminate grease from entering waterways and tailraces. As a result, power companies are able to reduce maintenance and costs.
compared to cartilage in the human body
What is the difference between tendon, bone and cartilage? Human cartilage is composed of collagen and elastic fibers. In contrast, fibrocartilage contains more collagen than hyaline cartilage. Both cartilage types are composed of proteoglycans, which have a protein backbone and glycosaminoglycan side chains. These components work together to provide structure and flexibility to the cartilage.
Bone is a combination of living and dead cells embedded in a matrix. The outer hard layer of bone is dense bone, and the inner layer is spongy, containing bone marrow, blood vessels, nerves, etc. Bone contains both organic and inorganic substances, and this process of hardening of the matrix produces bone. On the other hand, cartilage consists of chondrocytes and a matrix composed of collagen and elastin fibers. Compared to bone, cartilage is yellow and contains elastic fibers.
Although bone and cartilage are structurally identical, cartilage is more flexible. It is mainly found in the joints and respiratory system and requires flexibility. Its ingredients include collagen and proteoglycans, which provide compression and abrasion resistance. Furthermore, connective tissue is composed of cells, fibers and matrix.
The basic substance of cartilage is chondroitin sulfate, which is derived from animals. Although cartilage grows more slowly than bone, its microstructure is less organized. There is a fibrous sheath covering the cartilage, called the perichondrium. The molecular composition of the ECM plays an important role in the function of cartilage. The collagen matrix is ​​important for cartilage remodeling and consists of changes in the collagen matrix.
Compared to metal-on-bone contact
Both metal-on-bone contact are known to cause a significant increase in the pressures in a joint. To compare the two, we first calculated the joint contact pressures in each model and compared them. The results of this study support previous research on this subject. The following sections discuss the benefits of both types of contact. They also outline some key differences between the two.
