Product Details
Customized Drawing Precision Investment Casting + CNC Machining
Mechanical Parts
1. Overview of Factory---Yinyu Investment Casting:
- Established in 1997, plant area covers more than 30,000 square
meters, with more than 150 employees.
- Using advanced lost wax investment casting process, equipped with
several modern types of energy-saving &
environmentally-friendly production lines including a fully
automated wax and shell making process flow line, as well as two
mesh belt furnace heat treatment production lines.
- Annual production capacity is 2,000 tons.
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2. Our Mission:
Create the Best Value for Customers,Contribute for Equipment
Manufacturing in the World.
3. Our Values:
- Moving with the Times
- Pioneering and Innovation
- Harmony and Win-Win
- Striving for Excellence
4. Product Description:
Material | Carbon steel, alloy steel, stainless steel |
Process | Lost wax casting + cnc machining |
Casting dimension tolerance | CT4-CT6 |
Casting surface roughness | Ra 3.2 |
Casting weight range | 0.001-20kg |
Casting Size | Max linear size: 400mm, Max diameter size: 400mm |
Machining Precision | Positioning accuracy 0.008mm, Rep. position. accuracy 0.006mm |
Machining surface roughness | Ra0.8~6.3um |
Max Travel Of Spindle | 1900mmx850mmx700mm |
Max 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 & ODM |
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. |
5. Product Profile:
1. Marterial 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 compponents: 10% |
4. Globa market share | United States:30% Europe:35% Japan& Korea:15% Domestic market:15% Other:15% |
5. Production capacity | Production Capacity: 2000 tons / year The Current Production Output: 2000 tons / year Production Saturation Percentage: 72% |
6. 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
7. 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: 4 | Universal Milling Machine: 2 |
Plane Milling Machine: 2 | Fase Milling Machine: 3 |
CNC Lathe Machine: 27 | Oblique Guide 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 |
8. 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 Scanning |
9. APQP and Inspection Report:
- Process Flow Diagrams
- Control Plan
- Process FMEA
- Casting Process Instruction
- Solidification Simulation Report
- Heat Treatment Work Instruction
- Casting Final Quality Control WI
- Visual Inspection VI For Surface Irregularities
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- Process Flow Diagrams
- Control Plan
- Process FMEA
- Machining Process Instruction
- Gauge List And Validation Plan
- Final Quality Control WI
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Inspection Report-Casting - Material Test Report(A)
- Material Test Report(B)
- Magnetic Particle Inspection Report
- Ultrasonic Examination Report
- Radiographic Test Report
- Destructive Test Report
- Coating Test Report
- Visual Inspection Report
- Casting Inspection Report
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Inspection Report-Machining - Dimensional Inspection Report(A)
- Dimensional Inspection Report(B)
- CMM Report
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Other Quality Document - PPAP Checklist
- Measurement System Analysis Study
- Process Capability Studies
- Corrective Action Report(8D)
- Packaging Instruction
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10. 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 QIANHAO 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.
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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 andexceeding their expectations”.
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Advantages3: Good Customer Service | - QIANHAO can provide customers with good service, our staff have
abundant commercialexperience, 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%
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Advantages 4: Powerful Deep-processing Ability 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 independentmanagement team and tailored business model to suit.
- QIANHAO 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, QIANHAO has the most competitive advantage, it
is the best choice for you.
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Company Profile
Wuhan Yinyu Investment Casting Co., Ltd. is specialized in
manufacturing various high quality carbon steel , alloy steel ,
stainless steel investment casting parts. We adopt lost wax
investment casting process with colloidal silica binder. Our
company has many advanced imported equipments for investment
casting. Yinyu covers an area of 25,974 m2, and has a total of 170
staffs.
Our production capacity can be five hundred tons per year. The
products can be applied into many different industrial fields such
as sewing machine parts, pneumatic tools parts, pliers tools,
mining drill bit body ,machine parts and hardware accessories ,etc.
We can produce parts and fittings of high precision in dimension ,
of good surface finish and of complex shape as per customers'
requirement. Our Casting Tolerance is ranged from CT4-CT6 as well
as meets German standard of VDG P690 or DIN ISO2768. The Casting
weight we are available is from 5g to 2kg , and surface roughness
is Ra 3.2~6.3. the max length can be 350mm. Our company possesses
the rights of imports and exports independently, and has awarded
Quality Management System ISO9001:2000 Certification in Aug 2002.
We also cooperate with some domestic scientific research
institutions, such as China Foundry Association and Huazhong
University of Science & Technology.
Yinyu constantly improves the production technology, and tries our
best to meet the requests of clients. At present, our products are
mainly exported to Japan, U.S.A., Germany, Italy Canada,
Switzerland, Spain and other countries for years, and gain many
favorable comments from the foreign clients.