China Professional Wholesale Foundry OEM Customized Manufacturer Custom Service Precision Stainless Steel Lost Wax Casting Gear with Good quality

Product Description

 

General Products
Application/Service Area
Metal Parts Solution for Vehicle, Agriculture machine, Construction Machine, transportation equipment, Valve and Pump system, Agriculture machine metal Parts, engine bracket, truck chassis bracket, gear box , gear housing , gear cover, shaft, spline shaft , pulley, flange, connection pipe, pipe, hydraulic valve , valve housing ,Fitting , flange, wheel, fly wheel, oil pump housing, starter housing, coolant pump housing, transmission shaft , transmission gear, sprocket, chains etc.
Main blank Process for Steel Casting

Investment casting (wax mold made by middle temperature wax) /Precision casting ;
Lost Wax Casting (wax mold made by low temperature wax)/ Precision casting;
 

Blanks Tolerance -Casting Tolerance CT7-8 for Lost wax Casting Process
CT4-6 for Investment casting Process
Applicable Material Stainless Steel: CF8, CF8M, . G-X6CrNiMo1810, G-X7CrNiNb1189, SUS 304, 304L, 316, 316L.
OR According to customer requirement

Carbon steel, Low Carbon steel, middle carbon steel, G35, G45, WCB, WCA, WCC, ISO 340-550,

Alloy Carbon steel: G25CrMo4, Heat Resistant Steel,

Copper alloy
Brass: HPb59-1, CuZn39Pb1/2/3, CuZn40, C36000, C37710, C67400, etc.
Aluminum Bronze: QAl11-6-6, CuAl10Fe2/3, CuAl10Ni5Fe5, C65500, C95600, C87500
Sn Bronze: CuPb5Sn5Zn5, C83600, C84400, C86500. etc.

Casting Blank Size /Dimensions 2 mm-600mm / 0.08inch-24inch according to customer requirement
Casting Blank Weight Range from 0.01kg-85kg
Applicable Machining Process

CNC Machining/ Lathing/ Milling/ Turning/ Boring/ Drilling/ Tapping/ Broaching/Reaming /Grinding/Honing and etc.
 

Machining Tolerance From 0.005mm-0.01mm-0.1mm
Machined Surface Quality Ra 0.8-Ra3.2 according to customer requirement
Applicable Heat Treatment

Normalization , annealing, quenching and tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching
 

Applicable Finish Surface Treatment Shot/sand blast, polishing, Surface passivation, Primer Painting , Powder coating, ED- Coating, Chromate Plating, zinc-plate, Dacromat coating, Finish Painting,
MOQ For casting: 200pcs
For machining: 50pcs
Lead Time 45days from the receipt date of deposit for lost wax gear


Products shown here are made to the requirements of specific customers and are illustrative of the types of manufacturing capabilities available within CHINAMFG group of companies. CHINAMFG policy is that none of these products will be sold to 3rd parties without written consent of the customers to whom the tooling, design and specifications belong.

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:5%
5. Production capacity Production Capacity: 20,000 tons / year
The Current Production Output: 15,000 tons / year
Open Capacity Percentage: 25%

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


APQP and Inspection Report

 

APQP-Casting
1. Process Flow Diagrams
2. Control Plan
3. Process FMEA
4. Casting Process Instruction
5. Solidification Simulation Report
6. Heat Treatment Work Instruction
7. Casting Final Quality Control WI
8. Visual Inspection VI For Surface Irregularities
Inspection Report-Casting
1. Material Test Report(A)
2. Material Test Report(B)
3. Magnetic Particle Inspection Report
4. Ultrasonic Examination Report
5. Radiographic Test Report
6. Destructive Test Report
7. Coating Test Report
8. Visual Inspection Report
9. Casting Inspection Report
APQP-Machining
1. Process Flow Diagrams
2. Control Plan
3. Process FMEA
4. Machining Process Instruction
5. Gauge List And Validation Plan
6. Final Quality Control
Other Quality Document
1. PPAP Checklist
2.Measurement System Analysis Study
3. Process Capability Studies
4. Corrective Action Report(8D)
5. Packaging Instruction

Inspection Report-Machining

1. Dimensional Inspection Report(A)

2. Dimensional Inspection Report(B)

3. CMM Report

Key Testing Equipment

Application

• Agricultural equipment

• Armament

• Automobile industry

• Computing equipment

• Medical / dental instruments

• Measuring instruments

•Miscellaneous equipment

•Pharmaceutical industry

• Orthopedic implants

• Safety equipment

• Petrochemical industry

• Industrial valves

•Fixing and movable equipment

• Sanitary fittings

• General machinery

• Pumps and general connections

• Food and beverage processing

• Instrumentation equipment

Send Inquiry>>>

 

Our Company

ZheJiang CHINAMFG Machinery Manufacture Co., Ltd.
–Branch of CHINAMFG Industry Ltd.

We specialize in Metal Parts Solution for Vehicle, Agriculture machine, Construction Machine, transportation equipment, Valve and Pump system.

With keeping manufacturing process design, quality plHangZhou, key manufacturing processes and final quality control in house.
We are mastering key competence to supply quality mechanical parts and assembly to our customers for both Chinese and Export Market.

To satisfy different mechanical and functional requirements from our customers we are making a big range of metal products for our clients on base of different blanks solutions and technologies.
These blanks solutions and technologies include processes of Iron Casting, Steel Casting, Stainless Steel Casting, Aluminum Casting and Forging.

During the early involvement of the customer’s design process we are giving professional input to our customers in terms of process feasibility, cost reduction and function approach.

You are welcome to contact us for technical enquiry and business cooperation.

Our Team

Why Choose Us ?

 

YOUR DESIGN WE HELP TO ACHIEVE, AS YOUR SINCERE PARTNER

1. Over 15 years professional manufacture experience. We know better to your needs.

2. One-stop Service of Custom mold design from Initial drawing design, Material selection assistance, Mold structure/Mold flow analysis, Trial & mass production to Final assembly & shipment. → To ensure you get finished products with good assembly function.

3. High skilled and well-trained working team under good management environment. → To make sure high quality of your products.

4. Large and strong production capacity. → To meet your high demands very well.

5.Best price based on same quality requirements. →To help your project with most economical solution.

6. We have very strict quality control process as below. → To deliver the qualified products for you.
In coming Quality control (IQC) : All incoming raw material are checked before used.
In process quality control (IPQC) : Perform inspections during the manufacturing process.
Final quality control (FQC) : All finished goods are inspected according to our quality standard for each products.
Outgoing Quality Control (OQC) : Our QC team will 100% full inspection before it goes out for shipment.

7.Reliable Package & flexible in-time delivery. →To guarantee the product are well received in your side.

8. 24 hours on-line service with quick response. → To support your any inquiry or question.

Customer photos

 

Core Competence

Advantages 1:High Engineering and Technical Capability

* An industry’s senior 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 more value for the customers.
* Special Techniques Enable us 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, try our best 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 5S 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

* CHINAMFG 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 can usually be quickly and efficiently 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 Ability It is our core competitive ability 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.
* CHINAMFG 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, CHINAMFG has the most competitive advantage, it is the good choice for you.

Packaging & Shipping

1, Bundles Packing: Inside: packed with plastic protective film to protect each piece. Outside: Wrap to be bundles by waterproof
craft paper or EPE film.

2, Carton Packing: Inside: Each pcs pack in 1 plastic bag. Outside: Numbers of quantity put in 1 carton.

3, Wood Pallet Packing: Inside: Bundles or cartons packing; Outside: Numbers of bundles or cartons laden on 1 wood pallet.

4, Customized Packing As Clients Request is Available.

FAQ:

1. Are you a manufacturer or a trading company?
We are a professional manufacturer with over 15 years’ export experience for designing and producing vehicle machinery parts.

2. How can I get some samples?
If you need, we are glad to offer you samples for free, but the new clients are expected to pay the courier cost,
and the charge will be deducted from the payment for formal order.

3. Can you make lost wax casting connect bracket part according to our drawing?
Yes, we can make lost wax casting connect bracket part according to your drawing, 2D drawing, or 3D cad model. If the 3D cad model can be supplied,
the development of the tooling can be more efficient. But without 3D, based on 2D drawing we can still make the samples properly approved.

4. Can you make lost wax casting connect bracket part based on our samples?
Yes, we can make measurement based on your samples to make drawings for tooling making.

5. What’s your quality control device in house?
We have spectrometer in house to monitor the chemical property, tensile test machine to control the mechanical property and UT Sonic as NDT checking method to control the casting detect under the surface of casting

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Casting Method: Investment Casting
Casting Form Material: Metal
Casting Metal: Cast Steel
Casting Form Usage Count: Permanent
Surface Treatment: Dacromat Coating, Finish Painting etc.
Surface Roughness: Ra 0.8~3.2 for Machining Surfaces
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

plastic gear

What are the limitations of using plastic gears in industrial settings?

Using plastic gears in industrial settings has certain limitations. Here’s a detailed explanation of these limitations:

  • Lower Load Capacity: Plastic gears generally have lower load-bearing capacities compared to metal gears. They are more susceptible to deformation and wear under heavy loads or high torque conditions. This makes them less suitable for applications that require withstanding substantial forces or transmitting high power.
  • Temperature Sensitivity: Plastic gears have temperature limitations, and their performance can be affected by temperature variations. Some plastic materials may experience dimensional changes, loss of strength, or reduced stiffness at elevated temperatures. Additionally, high temperatures can accelerate wear and reduce the lifespan of plastic gears. Therefore, plastic gears may not be suitable for applications that involve high-temperature environments or extreme temperature fluctuations.
  • Environmental Sensitivity: Plastic gears can be sensitive to certain environmental conditions. Certain plastic materials may degrade or become brittle when exposed to specific chemicals, solvents, oils, or UV radiation. This restricts their use in applications where exposure to harsh chemicals, lubricants, or outdoor elements is common.
  • Wear and Abrasion: While plastic gears can offer good wear resistance, they are generally more prone to wear and abrasion compared to metal gears. Under heavy-load or high-speed conditions, the surface of plastic gears can wear down, leading to a decrease in performance and potential failure over time. Additional measures, such as incorporating reinforcements or using lubrication, may be necessary to mitigate wear in certain applications.
  • Dimensional Stability: Plastic materials can have lower dimensional stability compared to metals. They may experience creep, shrinkage, or expansion over time, which can affect the accuracy and reliability of gear operation, particularly in applications with tight tolerances or precise gear meshing requirements.
  • Impact Resistance: Plastic gears may have limited impact resistance compared to metal gears. They can be more susceptible to damage or fracture when subjected to sudden impact or shock loads. This makes them less suitable for applications with high impact or heavy-duty requirements.
  • Compatibility with Existing Systems: In some cases, replacing metal gears with plastic gears may require modifications to the existing system. Plastic gears may have different dimensions, mounting requirements, or gear ratios compared to metal gears, necessitating design changes or adaptations to accommodate the use of plastic gears.

Despite these limitations, plastic gears can still offer significant advantages in certain industrial settings, such as reduced weight, noise reduction, and cost-effectiveness. It’s crucial to carefully evaluate the specific application requirements and consider the trade-offs between the benefits and limitations of plastic gears when deciding whether they are suitable for a particular industrial setting.

plastic gear

What are the factors affecting the durability of plastic gears?

The durability of plastic gears can be influenced by various factors. Here’s a detailed explanation of these factors:

1. Material Selection: The choice of plastic material is a critical factor affecting the durability of plastic gears. Different plastic materials have varying mechanical properties, including strength, stiffness, impact resistance, and wear resistance. Selecting a material with suitable properties for the specific application is essential to ensure long-term durability.

2. Load and Stress: The magnitude and distribution of the applied load significantly impact the durability of plastic gears. Excessive loads or high stress concentrations can lead to deformation, fatigue, or even failure of the gear teeth. Proper consideration of the anticipated loads and stress distribution is crucial during the design phase to ensure that the gears can withstand the expected operating conditions.

3. Operating Speed: The rotational speed at which the plastic gears operate can affect their durability. Higher speeds can generate more heat due to friction, potentially leading to thermal degradation or wear. The material selection and design should account for the anticipated operating speeds to ensure that the gears can withstand the associated stresses and temperature rise without compromising their durability.

4. Lubrication: Proper lubrication is vital for reducing friction, minimizing wear, and enhancing the durability of plastic gears. Insufficient or improper lubrication can result in increased friction, leading to accelerated wear and potential gear failure. The selection of suitable lubricants and appropriate lubrication methods is essential to ensure optimal performance and durability.

5. Environmental Conditions: The environmental conditions in which plastic gears operate can impact their durability. Factors such as temperature extremes, humidity, exposure to chemicals or UV radiation, and presence of abrasive particles can degrade the plastic material over time. It’s important to consider the anticipated environmental conditions and select a plastic material that offers sufficient resistance to these factors.

6. Gear Design: The design of plastic gears can greatly influence their durability. Factors such as tooth profile, gear geometry, clearances, and load distribution should be optimized to minimize stress concentrations, prevent excessive wear, and ensure even load distribution across the gear teeth. Proper design considerations, including appropriate fillets, reinforcements, and tooth profiles, can improve the durability of plastic gears.

7. Manufacturing Quality: The quality of the manufacturing process and the precision of the gear manufacturing can impact its durability. Inadequate manufacturing processes or poor quality control can result in dimensional inaccuracies, surface defects, or material inconsistencies that can compromise the gear’s durability. Ensuring high-quality manufacturing practices and inspections is essential to maintain the durability of plastic gears.

8. Maintenance and Service Life: The maintenance practices and service life of plastic gears can affect their durability. Regular inspection, proper lubrication, and timely replacement of worn or damaged gears can help extend their lifespan. Neglecting maintenance or operating gears beyond their intended service life can lead to accelerated wear and reduced durability.

By considering these factors, such as material selection, load and stress, operating speed, lubrication, environmental conditions, gear design, manufacturing quality, and maintenance practices, it’s possible to optimize the durability of plastic gears and ensure their long-term performance.

plastic gear

What are plastic gears and how are they used?

Plastic gears are gear components made from various types of polymers or plastic materials. They offer unique properties and advantages compared to traditional metal gears. Here’s a detailed explanation of plastic gears and their applications:

  • Types of Plastic Materials: Plastic gears can be manufactured from different types of polymers, including thermoplastics such as acetal (polyoxymethylene – POM), nylon (polyamide – PA), polycarbonate (PC), and polyethylene (PE), as well as thermosetting plastics like phenolic resins. Each material has its own specific characteristics, such as strength, wear resistance, and temperature resistance, which make them suitable for different applications.
  • Advantages of Plastic Gears: Plastic gears offer several advantages over metal gears, including:
    • Lightweight: Plastic gears are lighter in weight compared to metal gears, which can be beneficial in applications where weight reduction is important.
    • Low Noise and Vibration: Plastic gears can provide quieter operation due to their inherent damping properties that reduce noise and vibration levels.
    • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals, making them suitable for applications in corrosive environments.
    • Self-Lubrication: Some plastic materials have self-lubricating properties, reducing the need for external lubrication and simplifying maintenance.
    • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production, due to the lower material and manufacturing costs.
  • Applications of Plastic Gears: Plastic gears find applications in various industries and systems, including:
    • Automotive: Plastic gears are used in automotive systems such as windshield wipers, HVAC systems, seat adjusters, and electric power steering systems.
    • Consumer Electronics: Plastic gears are commonly found in consumer electronics like printers, scanners, cameras, and home appliances.
    • Medical Devices: Plastic gears are used in medical equipment and devices where weight reduction, low noise, and corrosion resistance are desired.
    • Toy Manufacturing: Plastic gears are extensively used in the production of toys, including mechanical toys, hobby models, and educational kits.
    • Office Equipment: Plastic gears are employed in office equipment like printers, copiers, and scanners, where quiet operation and cost-effectiveness are important.
    • Industrial Machinery: Plastic gears can be utilized in various industrial machinery applications, such as conveyor systems, packaging equipment, and textile machinery.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the application and the mechanical properties of the chosen plastic material.

China Professional Wholesale Foundry OEM Customized Manufacturer Custom Service Precision Stainless Steel Lost Wax Casting Gear with Good qualityChina Professional Wholesale Foundry OEM Customized Manufacturer Custom Service Precision Stainless Steel Lost Wax Casting Gear with Good quality
editor by CX 2024-01-10