China factory +/-0.005 Stainless Steel Qd Crate 76X60X5mm China Metal Parts Gear helical bevel gear

Product Description

Large Aluminum Alloy Precision Machine Machinery Processing CNC Machining Parts
Features of CNC parts
1. Precision CNC parts strictly according to customers’ drawing,packing and quality request
2. Tolerance: Can be kept in +/-0.005mm
3. 100% inspection during production to ensure the quality
4. Experienced technology engineers and well trained workers
5. Fast and timely delivery. Speedy & professional service
6. Provide customer professional suggestion while in the process of customer designing to save cost.
7. Quality assurance in accordance with ISO9001

Material Stainless Steel SS201,SS303,SS304,SS316,SS416,SS420,17-4PH,SUS440C
Steel Q235,C20,C45(K1045),1214,1215
Brass C36000(C26800),C37700(HPb59),C38500(HPb58),C27200(CuZn37),C28000(CuZn40/H62),C3604
Bronze C51000, C52100, C54400,CuSn8
Aluminum AL2571,AL5754(Almg3),AL5083,AL6061,AL6063,AL5052,AL7075
Alloy Steel SCM435,10B21
Plastic PA6,PA66,PP,PC,POM,FR4,ABS,Acrylic
Others According to customers’ requirements

Processing CNC machining, CNC milling and turning, drilling, grinding, stamping, tapping,bending
Finish Anodizing ,Heat treatment, polishing, powder coating, galvanized, electroplating, spraying, and painting
Dimensions According to customer’s drawing
Tolerance ±0.005mm
Drawing Format PDF/JPEG/AI/PSD/CAD/Dwg/Step/LGS
MOQ Negotiable
QC Policy 100% inspection and random inspection before shipment, with QC passed label
Stardard Materials and surface treatment comply with RoHS/Reach Directives
Processing Equipments CNC machining center, CNC milling machine, Drilling machine,grinding machine, CNC machining Puncher,
Milling machine,CNC wire-cut machine,Charmfering machine;
Testing Equipments CMM, Projector, Pull Tester, Automatic Optical Inspector, Salt Spray Tester, Durometer, Tensile Machine
Calipers,
Application Automation machine, medical device, industrial machine, automobile, electric appliance, robot, computers, tele-communication,and other industries
Packaging PE bags or bubble bags, boxes, cartons, pallet or as per customers’ requirements
Trade Terms EXW, FOB, CIF, As per customers’ request
Payment Terms Paypal or Western Union for sample orders; Larger amount by T/T with 30% as deposit,70% before shipment
Delivery Time Within 15-20 working days after deposit or payment received
Shipping Ports FOB HangZhou


About us
HangZhou CHINAMFG Hardware Machinery Co., Ltd.specializes in machining all sorts of high precision machinery components, precision CNC metal and non-metal machining parts with various surface treatments, which apply to packaging machines, printing machines, assembly machinery, electronic packing facilities, metal processing facilities, food machinery and pharmaceutical industry, etc. We have been in CNC precision machining industry for over 10 years. We can manufacture all kinds of high precision machine parts with good quality and favorable prices.

The company has set up a special technology research and development department, and has an experienced and innovative technology research and development team. Provide professional services such as drawings, design, production samples, assembly and debugging for all customers. What makes CHINAMFG different, Machining Company is Qida, the label of excellent quality and high efficiency. Over the years, we have introduced a lot of high-tech equipment, such as four-axis CNC machining centers, which allow us to manufacture complex micro-machine precision parts faster than ever before.

Testing Equipment

1. Are you a direct manufacturer?
Yes, we are direct manufacturer. We have been in this domain since 2008. And if you want, we could chatting with you on video via Wechat/ Whatsapp/Messenger and any way you like to show you our plant.
2. How can you guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment;ALWAYS full-inspection we have.
3. What kind of service/products you provide?
1. Service of ODM&OEM/one -stop service/assembly; From mold design, mold making, machining, fabrication, welding, surface treatment, assembly, packing to shipping.
2. Automotive parts, bicycle parts, motorcycle parts, scooter parts, racing parts, audio products, medical equipment parts, electronic instruments parts, kitchen and bathroom products and other hardware parts.
3. Iron/stainless steel/aluminum/titanium/brass/bronze/steel alloys/hardened parts/any kind of precision parts you need.
4. Automatic lathe turning parts, milling parts, bending parts, welding parts, stamping parts. All kinds of hardware could be customized here, your precious contact is much welcomed!
4. Why should we buy from you not from other suppliers?

(1). We have own plant and 80% of staff(especially the technical staff) in our company have experience for over 20 years.

(2). We provide a competitive price.

(3). High precision, tolerance can be within + 0.005

(4). 10 years’ fabrication experience.

(5). Small order also is welcomed. M100

(6). We can also provide one-stop service, including mold and assembly.

(7). All your information is confidential, and we can CHINAMFG NDA as well.

5. How can I close my deal with you?
This is easy. Firstly, contact our consultant. our consultant will response you within 10 minutes. Secondly, you can provide drawings and the specification about your custom products to us. Thirdly, confirm the contract and pay, and we will start production. we will choose the best mode of transportation for you.
6.Are you available for customized design drawings?
Yes, DWG, DXF, DXW, IGES, STEP, PDF etc.
7. What’s the MOQ?
In general 100pcs, but can accept low quantity in special conditions.
8.What’s the leading time?
It depends on quantity, generally 7-20 days after order confirmation.
9. Can we know the production process without visiting the factory?
We will offer detailed production schedule and send weekly reports with digital pictures and videos which show the machining progress.

 

After-sales Service: 1-3
Warranty: 1-3
Type: Car Reducer
Material: Aluminum
Delivery: 7-15
Application Scope: Motorcycle
Samples:
US$ 1.5/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

What is the impact of temperature variations on plastic gears?

Temperature variations can have a significant impact on plastic gears. Here’s a detailed explanation of their effects:

1. Thermal Expansion: Plastic gears can experience thermal expansion or contraction with changes in temperature. Different types of plastics have varying coefficients of thermal expansion, meaning they expand or contract at different rates. This can result in dimensional changes, which may affect the gear’s meshing, clearance, and overall performance. It’s important to consider the thermal expansion characteristics of the specific plastic material used in the gear design.

2. Material Softening or Hardening: Plastic materials can exhibit changes in mechanical properties with temperature variations. In general, as temperature increases, plastic materials tend to soften and become more flexible, while at lower temperatures, they can become stiffer and more brittle. These changes can impact the gear’s load-bearing capacity, wear resistance, and overall durability. It’s crucial to select plastic materials that can maintain their mechanical integrity within the expected temperature range of the application.

3. Dimensional Stability: Plastic gears may experience dimensional changes or warping due to temperature fluctuations. Higher temperatures can cause plastic materials to deform, leading to misalignment, increased backlash, or reduced gear accuracy. Conversely, lower temperatures can cause contraction, resulting in tight clearances, increased friction, or gear binding. Proper design considerations, including material selection and gear geometry, can help mitigate the impact of temperature-induced dimensional changes.

4. Lubrication and Wear: Temperature variations can affect the lubrication properties of plastic gears. Higher temperatures can cause lubricants to degrade or become less effective, leading to increased friction, wear, and potential gear failure. Similarly, low temperatures can cause lubricants to thicken or solidify, hindering proper lubrication and increasing wear. Selecting lubricants suitable for the anticipated temperature range and periodic maintenance can help ensure proper lubrication and minimize wear on plastic gears.

5. Cold Flow and Creep: Some plastic materials, especially those with lower glass transition temperatures, may exhibit cold flow or creep at elevated temperatures. Cold flow refers to the gradual deformation or flow of plastic material under constant stress, while creep refers to the time-dependent deformation under a constant load. These phenomena can cause changes in gear geometry, tooth profile, or tooth engagement over time, potentially affecting gear performance and functionality. Understanding the material’s creep and cold flow characteristics is important when selecting plastic gears for applications exposed to temperature variations.

6. Impact on Lubricants and Seals: Temperature variations can also impact the performance of lubricants and seals used in gear systems. Extreme temperatures can cause lubricants to break down, lose viscosity, or leak from the gear assembly. Seals and gaskets may also be affected, leading to compromised gear housing integrity or increased friction. It’s crucial to consider temperature compatibility and select appropriate lubricants and seals that can withstand the anticipated temperature range.

In summary, temperature variations can significantly impact plastic gears by causing thermal expansion, material softening or hardening, dimensional changes, lubrication issues, cold flow or creep, and effects on lubricants and seals. Proper material selection, design considerations, and understanding the anticipated temperature range are essential to ensure the reliable and optimal performance of plastic gears in various applications.

plastic gear

What are the advantages of using plastic gears in machinery?

Plastic gears offer several advantages when used in machinery. Here’s a detailed explanation of the advantages of using plastic gears:

  • Lightweight: Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is particularly beneficial in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties, which help reduce noise and vibration levels during operation. The ability to absorb and dissipate vibrations leads to quieter machinery, making plastic gears suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. This makes plastic gears suitable for applications in corrosive environments, where metal gears may suffer from degradation or require additional protective coatings.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. These materials can reduce friction and wear between gear teeth, eliminating the need for external lubrication. Self-lubricating plastic gears can simplify maintenance requirements and reduce the risk of lubricant contamination or leakage in machinery.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient, resulting in lower overall production costs. This cost advantage makes plastic gears an attractive option for applications where budget considerations are important.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Electrical Insulation: Plastic gears provide electrical insulation properties, which can be advantageous in machinery where electrical or electronic components are in close proximity to the gears. The electrical insulation helps prevent the risk of electrical short circuits or interference caused by metal gears coming into contact with conductive parts.

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 machinery and the mechanical properties of the chosen plastic material.

China factory +/-0.005 Stainless Steel Qd Crate 76X60X5mm China Metal Parts Gear helical bevel gearChina factory +/-0.005 Stainless Steel Qd Crate 76X60X5mm China Metal Parts Gear helical bevel gear
editor by CX 2023-09-18