injection molded parts drawing

Merchandise Description

Welcome to Pay a visit to US.
Welcome to ship enquiries for fast offer you.

About PU O-Rings, we can make any measurement in accordance to your specifications.
Each Regular dimensions and Nonstandard sizes can be produced.
Shade can be created according to your requires.
Hardness can be 60ShA to 90ShA.

The provider daily life of polyurethane o-ring is 5 to 10 occasions a lot more than rubber o-ring.
Advantages:
High performance under high stress.
Reduced compression set.
Lengthy provider daily life.

Running Situations:
Pressure: ≤ 50Mpa
Temperature: -30~+100° C
Pace: ≤ 1m/s

Substance:
Materials: CPU/TPU/MPU/PU
Hardness: 60 to ninety five Shore A
Colour: Any Coloration In accordance to Pantone’s shade quantity.

Our manufacturing unit specializes in creating rubber molded gasket and ring seals to fulfill different demands. Most of our rubber components are tailored according to the drawings or samples or descriptions. With comprehensive advanced creation tools and test products, we can make perfect seals and gaskets, widely utilised in numerous felids as Equipment, Automotive, Oilfield, Ship, Drugs, Electronics, Chemical compounds, Antistatic, Flame Retardant, Food and Other Industries and many others.

The Advantages and Property
one. Super Sealing and Anti Vibration purpose
two. Great Quality of Rubber Materials with High Elasticity, Insolation, Waterproof and Excellent Wear Resistant, Getting older Resistant, Large/Reduced Temperature, Anti-Corrosion and Dust Proof etc.
3.  Environment Protection and Non Poisonous.
Certificates of SGS, CE, RoSH, Achieve and TS16949
four. Manufacturing unit with basic safety and stability.
five. OEM and ODM are welcome
six. Rubber Supplies are certificated by official authority with popular brand names.
7. Quick Delivery. Have inventory or make quickly

Distinct Components of Rubber Seals and Gaskets have different home and are employed in diverse predicament

Uncooked Materail Hardness Coloration Temperature Edge Use
Nitrile Rubber
(Buna-N/NBR)
forty to 90 ShA Black, White,
Blue, Eco-friendly,
Yellow and so forth
-30 to 120ºC Exceptional Oil and Drinking water Resistance,
Less costly
Oil and H2o Circumstance
Hydrogenate Nitrile
HNBR
40 to ninety ShA Black -fifty to 150ºC Exceptional Oil and Drinking water Resistance,
Chilly Resustance
Chilly Resistance Predicament
Silicone Rubber
VMQ
thirty to ninety ShA Black, Clear,
White, Pink,
Yellow, Blue
-sixty to 220ºC Excellent Heat&Cold Resistance,  Lubrication Oil Resistance,
Drinking water Resistance.
Foodstuff&Medicine Situation
Ethylene Propylene Rubber
EPDM
forty to ninety ShA Black, Gray -fifty to 150ºC Excellent Ozone7Aging Resistance,
Heat&Cold Resistance,
Steam Resistance
Ozone,Water-Evidence Predicament
Fluorine Rubber
FKM, FPM
fifty to 90 ShA Black, Developed
Environmentally friendly
-twenty to 250ºC Superb Oil, Heat,
Acid&Alkali Resistance
Oil Resistance&Chemical
Predicament
Neoprene Rubber
CR
sixty to ninety ShA Black -40 to 120ºC Outstanding Mechanical Toughness$
 Fatigue resistance
 
Fluorinated Silicone Rubber
FLS
sixty to 90 ShA Black -50 to 200ºC Superb Heat&Chilly Resistance,
Oil&Chemical Resistance
All Circumstance

 

The Advantages of our company
1. Super Production Line with Sophisticated Generation Tools and Check Gear.
two. Competitive Rates and High High quality and Quickly Shipping from Our Professional Engineers.
3. Resource Department types the precise resources in accordance to your drawings or samples.
This can source fantastic Samples and Items with perfect dimensions.
four. All the Raw Materials are passed Quality Certification from the renowned Suppliers.
5. We have the unique Supervision Department to Supervise the whole process, Like opening tooling, preparing uncooked material, producing samples, making mass merchandise, packing and cargo etc.
6. OEM and ODM are welcome

 

Packing and Shipment
one. a hundred pcs or 200 pcs are packed in PE Bag, then specified quantity are put into Carton Box.
two.  Packing List was put in each and every Carton Box with details.
3. eight Sets or Specified Quantity of Carton Box are place on 1 Non-fumigation Pallet, then wrapped by Plastic Film.
four. We have our personal forwarder with Abundant Expertise in shipping and delivery arrangement to optimize the most financial and swiftest shipping and delivery way which includes BY SEA,  BY AIR or BY Specific etc.

one. Q: What is our gain merchandise?
    A: Our core goods are Personalized Rubber Seals and Rubber Gaskets and PU Seals and so forth.
    
two. Q: What is our primary solution variety?
    A: CZPT is specialist on generating any size & form of rubber seals including Standard dimensions and Nonstandard sizes,These kinds of as  O-Rings, Oil Seals, Hydraulic Seals, Flat Gasket, Personalized Seals and Gaskets and many others. 

3. Q: Which sorts of materials can we produce?
    A: NBR, FKM, Silicone, EPDM, HNBR, CR, PEEK, PTFE, PU, FFKM, ACM and Aflas and so forth.

4. Q: Which info do we require to know for your offer you?
    A: Product Title with the Type, Content, Dimension(Or Drawing), Amount

five. Q: What is the packaging on the merchandise?
    A:  Items pasted with the label is typically packed with PP bag inside of and Carton Box outside.   
        Unique deal can be made in accordance to the requirement.

6. Q: Which payment products we can do?
    A: T/T, L/C and Western Union and so on. 

7. Q: Which the shipping and delivery way we can do?
    A: For modest bundle, it can be transported By DHL, TNT, UPS, FedEx, SF or Aramex and so on.
         For large amount buy, it can be shipped By Sea or By Air

 

US $0.1
/ Piece
|
1 Piece

(Min. Order)

###

Material: PU
Application: Cylinder
Type: Stationary Seal
Performance: Temperature
Shape: O-Ring
Standard: Standard, Nonstandard

###

Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

The Advantages and Property
1. Super Sealing and Anti Vibration function
2. Good Quality of Rubber Materials with High Elasticity, Insolation, Waterproof and Excellent Wear Resistant, Aging Resistant, High/Low Temperature, Anti-Corrosion and Dust Proof etc.
3.  Environment Protection and Non Toxic.
Certificates of SGS, CE, RoSH, REACH and TS16949
4. Factory with safety and stability.
5. OEM and ODM are welcome
6. Rubber Materials are certificated by official authority with famous brands.
7. Fast Delivery. Have stock or make fast

###

Raw Materail Hardness Color Temperature Advantage Use
Nitrile Rubber
(Buna-N/NBR)
40 to 90 ShA Black, White,
Blue, Green,
Yellow etc
-30 to 120ºC Excellent Oil and Water Resistance,
Cheaper
Oil and Water Situation
Hydrogenate Nitrile
HNBR
40 to 90 ShA Black -50 to 150ºC Excellent Oil and Water Resistance,
Cold Resustance
Cold Resistance Situation
Silicone Rubber
VMQ
30 to 90 ShA Black, Clear,
White, Red,
Yellow, Blue
-60 to 220ºC Good Heat&Cold Resistance,  Lubrication Oil Resistance,
Water Resistance.
Food&Medicine Situation
Ethylene Propylene Rubber
EPDM
40 to 90 ShA Black, Grey -50 to 150ºC Excellent Ozone7Aging Resistance,
Heat&Cold Resistance,
Steam Resistance
Ozone,Water-Proof Situation
Fluorine Rubber
FKM, FPM
50 to 90 ShA Black, Grown
Green
-20 to 250ºC Excellent Oil, Heat,
Acid&Alkali Resistance
Oil Resistance&Chemical
Situation
Neoprene Rubber
CR
60 to 90 ShA Black -40 to 120ºC Excellent Mechanical Strength$
 Fatigue resistance
 
Fluorinated Silicone Rubber
FLS
60 to 90 ShA Black -50 to 200ºC Excellent Heat&Cold Resistance,
Oil&Chemical Resistance
All Situation

###

The Advantages of our company
1. Super Production Line with Advanced Production Equipment and Test Equipment.
2. Competitive Prices and High Quality and Fast Delivery from Our Professional Engineers.
3. Tool Department designs the precise tools according to your drawings or samples.
This can supply great Samples and Goods with perfect dimensions.
4. All the Raw Material are passed Quality Certification from the famous Suppliers.
5. We have the special Supervision Department to Supervise the whole process, Including opening tooling, preparing raw material, making samples, making mass goods, packing and shipment etc.
6. OEM and ODM are welcome

###

Packing and Shipment
1. 100 pcs or 200 pcs are packed in PE Bag, then certain quantity are put into Carton Box.
2.  Packing List was put in each Carton Box with details.
3. 8 Sets or Certain Quantity of Carton Box are put on one Non-fumigation Pallet, then wrapped by Plastic Film.
4. We have our own forwarder with Rich Experience in delivery arrangement to optimize the most economic and fastest shipping way including BY SEA,  BY AIR or BY EXPRESS etc.
US $0.1
/ Piece
|
1 Piece

(Min. Order)

###

Material: PU
Application: Cylinder
Type: Stationary Seal
Performance: Temperature
Shape: O-Ring
Standard: Standard, Nonstandard

###

Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

The Advantages and Property
1. Super Sealing and Anti Vibration function
2. Good Quality of Rubber Materials with High Elasticity, Insolation, Waterproof and Excellent Wear Resistant, Aging Resistant, High/Low Temperature, Anti-Corrosion and Dust Proof etc.
3.  Environment Protection and Non Toxic.
Certificates of SGS, CE, RoSH, REACH and TS16949
4. Factory with safety and stability.
5. OEM and ODM are welcome
6. Rubber Materials are certificated by official authority with famous brands.
7. Fast Delivery. Have stock or make fast

###

Raw Materail Hardness Color Temperature Advantage Use
Nitrile Rubber
(Buna-N/NBR)
40 to 90 ShA Black, White,
Blue, Green,
Yellow etc
-30 to 120ºC Excellent Oil and Water Resistance,
Cheaper
Oil and Water Situation
Hydrogenate Nitrile
HNBR
40 to 90 ShA Black -50 to 150ºC Excellent Oil and Water Resistance,
Cold Resustance
Cold Resistance Situation
Silicone Rubber
VMQ
30 to 90 ShA Black, Clear,
White, Red,
Yellow, Blue
-60 to 220ºC Good Heat&Cold Resistance,  Lubrication Oil Resistance,
Water Resistance.
Food&Medicine Situation
Ethylene Propylene Rubber
EPDM
40 to 90 ShA Black, Grey -50 to 150ºC Excellent Ozone7Aging Resistance,
Heat&Cold Resistance,
Steam Resistance
Ozone,Water-Proof Situation
Fluorine Rubber
FKM, FPM
50 to 90 ShA Black, Grown
Green
-20 to 250ºC Excellent Oil, Heat,
Acid&Alkali Resistance
Oil Resistance&Chemical
Situation
Neoprene Rubber
CR
60 to 90 ShA Black -40 to 120ºC Excellent Mechanical Strength$
 Fatigue resistance
 
Fluorinated Silicone Rubber
FLS
60 to 90 ShA Black -50 to 200ºC Excellent Heat&Cold Resistance,
Oil&Chemical Resistance
All Situation

###

The Advantages of our company
1. Super Production Line with Advanced Production Equipment and Test Equipment.
2. Competitive Prices and High Quality and Fast Delivery from Our Professional Engineers.
3. Tool Department designs the precise tools according to your drawings or samples.
This can supply great Samples and Goods with perfect dimensions.
4. All the Raw Material are passed Quality Certification from the famous Suppliers.
5. We have the special Supervision Department to Supervise the whole process, Including opening tooling, preparing raw material, making samples, making mass goods, packing and shipment etc.
6. OEM and ODM are welcome

###

Packing and Shipment
1. 100 pcs or 200 pcs are packed in PE Bag, then certain quantity are put into Carton Box.
2.  Packing List was put in each Carton Box with details.
3. 8 Sets or Certain Quantity of Carton Box are put on one Non-fumigation Pallet, then wrapped by Plastic Film.
4. We have our own forwarder with Rich Experience in delivery arrangement to optimize the most economic and fastest shipping way including BY SEA,  BY AIR or BY EXPRESS etc.

Designing Injection Molded Parts

Injection molded parts are designed to work together to form a whole. While the small plastic toys like Legos aren’t typically fabricated for assembly, these products still require precision measurements. For this reason, the designs of injection molded parts should be perfected for manufacturing. The designs should also minimize error potential.

Design considerations for injection molded parts

Injection molded parttWhen designing injection molded parts, it’s essential to consider the wall thickness of the part. Ideally, the wall thickness is uniform across the entire part. This allows the entire mold cavity to fill without restriction, and reduces the risk of defects. Parts that don’t have uniform wall thickness will have high stresses at the boundary between two sections, increasing the risk of cracks, warping, and twisting. To avoid such stresses, designers can consider tapering or rounding the edges of the part to eliminate stress concentration.
The wall thickness of the injection molded part is important because it affects many key characteristics. Therefore, it is critical to take proper care in choosing the wall thickness to avoid costly delays caused by mold problems or mold modification. The nominal wall thickness should be determined based on the function and stress requirements of the part. Similarly, the minimum wall thickness should be calculated based on acceptable stress. Too thin a wall can result in air traps and excessive plastic pressure.
Injection molded parts that have sharp corners are a common cause of defects. Sharp corners create stress concentrations, poor flow patterns, and increased injection mold wear. To minimize these problems, designers should keep inside corners and outside corners at half the wall thickness. This will help minimize stress and ensure the integrity of the part.
Another important design consideration for injection molded parts is the thickness of the ribs. They should be at least two-thirds of the outer wall. Thicker ribs may result in sink marks on the outer surface. Undercuts also complicate the mold design and increase the cost of the part.
Tolerance variation is also an important consideration. It depends on materials, process control, and tool design. Tolerance variation varies from molder to molder, and designers should discuss critical tolerance requirements with molders. If the part has to be manufactured to a particular tolerance, designers should consider options for mold revisions to minimize the tolerance variance. Additionally, designers may need to intentionally design extra clearance. To compensate for such variation, the molder may remove some steel or modify the design. In some cases, interference can be solved by welding.
Design considerations for injection molded parts should be discussed with material science professionals early in the design process. This is critical because changes to the mold design can be costly. Therefore, achieving the best possible result is critical. By following design guidelines, manufacturers can avoid common defects. A uniform wall thickness is also important because non-uniform thickness can lead to warping the part as it cools.
Another important factor for injection molded parts is the flowability of the material in the mold cavity. The resin should be able to flow easily around rounded corners. For example, a molded part with a curved undercut will not eject properly from the mold if there’s no space between the two sides. For this reason, designers should consider the flowability of the molded material before deciding on a design.

Adding a runner system to an injection molding machine

Injection molded parttThere are two main types of runner systems: hot runner systems and cold runner systems. In a hot runner system, a runner nozzle delivers the molten plastic into the mold cavity. A cold runner system does not require the use of a nozzle and acts as a conduit for the molten plastic.
The design of a hot runner mold should balance the activity of plastic solution and mold cavities. Ideally, a mold with two cavities is better balanced than one with three. However, it is important to remember that a three-cavity mold requires a manifold balance of human activities.
Plastic mold runner systems are crucial for ensuring consistent fill rates and pressure. Whether you are producing single or multiple-cavity plastic parts, a runner system will keep your processes consistent. When choosing a runner system, make sure you have the right one for your application.
Hot runner systems can reduce cycle times by as much as 10 to 30 percent. They help improve quality control and minimize material waste by keeping the plastic molten throughout the molding process. Moreover, they help save on plastic raw materials and energy. These features make them ideal for large production lines.
A hot runner system can also help prevent overfilling a cavity. Make sure that the volume of the hot runner is equal to the volume of the mold cavity. Otherwise, the plastic solution will be trapped inside the hot runner for too long and decompose.
Hot runner systems come in many varieties. One type of hot runner system is called the sprue hot runner system. This system uses a mechanical valve to open and close a nozzle. This type of hot runner is more effective and efficient than a general-purpose hot runner. However, it is also more expensive.
In a three-plate mold, the runner system is positioned between the core and cavity plates. When the mold is opened, the runner system automatically separates from the molded part. This eliminates the need for manual labor, but increases the cost of tooling.
The runner system is important for producing parts that are both thin and thick. The runner should be narrow but large so as not to create voids and improve the overall performance of the final product. Runner systems are also important for reducing the amount of energy needed to form and regrind the material.
A hot runner system is one way to improve the speed and accuracy of plastic molding. It helps avoid problems with waste by reducing the amount of plastic wasted. Furthermore, a hot runner system also prevents expensive repairs. By adding a runner system to an injection molding system, you will ensure better quality and precision, and avoid unnecessary downtime and costly repairs.
Hot runner systems are ideal for high-volume productions. However, they require a higher level of maintenance. In addition, hot runner systems are difficult to clean and often leave waste material. Hidden runners may also be inconvenient to remove, especially when changing materials or colors. They can also lead to sticking issues if they are made from thermally sensitive materials.

Using a thermally isolated cold injection unit

Injection molded parttThermostatic control of temperature in an injection molding process can make a significant impact on part quality. High mold temperatures should be regulated by using a temperature-controlled cooling unit. These devices are equipped with pumping systems and internal heaters. The temperature of the injected plastic determines the plastic’s flow characteristics and shrinkage. Temperature also influences the surface finish, dimensional stability, and physical properties of the finished product.
A thermally isolated cold injection unit allows mold operators to mold parts at lower temperatures than a conventional injection molding machine. The injection mold itself is composed of two steel halves. The two halves are connected by a mechanical hinge. During injection molding, a small amount of plastic is forced into the mold cavity. The injected plastic is then allowed to cool into a solid state. The molded part then falls out of the mold halves. The injected part then enters a bin to be collected.
The heat/cool injection molding process can improve the aesthetics of molded parts significantly. The effects of this technique are particularly apparent with amorphous resins, which do not form a skin during the injection phase. The molded parts have a higher gloss than with conventional molding techniques.
This process requires less clamping force than conventional injection molding and offers more design freedom. It also increases process capacity and materials savings. The process control for this process is more complex, with variables such as the amount of melt injection, water pressure, and water injection delay time.
The angle of repose is another criterion. A low angle indicates that the pellets are free-flowing, while an angle above 45deg indicates that the pellets are not free-flowing. This is important when processing nylon resins.
Plastic injection molding has made huge advances in recent decades. Today, most injection molds fall into one of two types: hot runner and cold runner. Each has its advantages and disadvantages. Understanding how they differ will help you decide which method is right for you.
Injection molding is a highly effective manufacturing process that gives manufacturers a competitive edge over their competition. Using this process produces high-quality plastic and metal parts with minimal waste and a low cycle time. The process is also extremely accurate and produces products with the perfect blend of flexibility and strength.
 injection molded parts drawing injection molded parts drawing
editor by czh 2023-03-05