Product Description

Product Description

Material	Silicone/ Rubber
Shape	Customized shape
Color	Customized color(Pantone color)
Hardness	Shore 30-90 or as order
Minimum order	Small order can be accepted
Lead time	3-6 weeks after getting the CZPT design confirmation
CAD for quote	Step. & dwg.
Surface treatment	Matte, Common polishing, Mirror polishing, Texture, Laser Engraving, Power Coating (Painting), Printing, Segmented colors,Mixedcolors, etc.
Application	Automotive, Machinery, Bathroom Facilities, Medical,Household Electrical Appliances etc.
Performance	High/low temperature-resistant, wearing-resistant, high tensile strength, all available
Mould base	LKM, HASCO
Mould material	P20/ 718/ NAK80/ S316H
Mould life	100-500K shots
Mould testing	All of the moulds can be well tested before the shipments. Videos for moulds trial running are available.
Inspection	100% inspection by QC, QA before shipping.
After sales service	Available by our staff with more than 10 years of working experience in this field

Product Show

Manufacturing Ability

Our Service

ScHangZhou & 3D drawing	can make a 3D drawing through scHangZhou machine with sample
CNC Machining prototype	ABS, PC, Nylon, good strength, same material features as injection parts
SLA & 3D print prototype	cost effective for part show or design test
Vacuun casting mold/Silicon mold	for TPU or rubber material, color part available
Plastic injection mould	soft tooling or production mould, can do switch runner at single tool to save tooling investment
Injection moulding parts	ABS, PC, POM, TPU, overmolding parts, can provide painting or logo print service
Advantages	Confidentiality	Signed NDA documents to ensure all your information discussed be confidential. We will also train the staff with detailed regulations and not showing the staff full data if not necessary.
	Initiative communication	Through many years cooperation with our partners, we are confident to provide you satisfied quality with a reasonable price. Not only providing satisfied quality and on-time delivery, but we also have a dedicated and initiative staff for every issue happened in the process.
	Efficient service	For some urgent issues, we provide 7*24 hours for timely feedback.We will reply your mail within 12 hours or earlier since our team members are energetic and all using smartphone devices.Please add our or for better communication
	Advantage in price	We are also happy to follow up your other projects which need outsourcing service, what we think is to save your plant visit cost and transportation cost etc. Our team’s goal is to work hard to find out the best price with good quality products for our customers and achieve more trust and confidence on both sides

Packaging & Shipping

Delivery Method:	Payment Terms:	Warranty Period:
Sample by Express Courier, such as DHL, Fedex,UPS, TNT, EMS etc.; Bulk Order by Air, by Load or by Sea;	We accept TT, western union, paypal, moneygram, Escrow , (if you prefer other ways ,pls let us know)	We cherish every cooperation chance, and treat customer as friend. Production quality will always be same with sample test. For defected goods, we will re-produce and ship out for replacement

Company Profile

Why Choose Us

FAQ

Q1:What is your business scope?
A1: Our factory provides CNC plastic prototype, Plastic injection mould, moulding production, logo print and color painting.

Q2:Can you help to share an idea for a new product?
A2: Yes. We are always happy to cooperate with potential customers to evaluate the technical feasibility. Like, choose the right material, optimized the design, DFM report, and building cost etc.

Q3:Can you make double color injection mold or over-molding mould?
A3: Yes, we can. Have made lots of double color molds for brand earphones.

Q4:Which country do you frequently work with?
A4: Our customer groups mainly from USA, Canada, Mexico, Australia, Japan, Singapore, India, Israel etc.

Q5:How to have my components quoted?
A5: Please share us your drawings with 3D format (.STEP or .IGES files) and detailed BOM sheet. We are pleased to sign the NDA with your company.

 

Q6:Can I have precision prototypes for testing before tooling design?

A6: Sure, our factory can prepare the prototype with surface finish and color painting, either CNC machining or SLA 3D printing is available.

 

Q7:What is the lead time for CNC prototypes?
A7: It is about 4 to 7 days for qty less than 5sets, and 7 to 12 days for qty above 10sets. Before painting process, we will polish and test part assembly, and then share video for confirmation.

 

Q8:We’ve decided to go ahead for the project. How long will it take to get T1 parts?

A8: It takes 3 to 4 weeks to have the mould/tooling manufactured well before first tooling trial. Once the part quality approved with good quality by your side, you can expect parts delivery within 2 weeks.

 

 

 

Types of pulleys and their advantages and disadvantages

There are several types of pulleys. Learn the basic equations of the pulley system. Then learn about the different uses for pulleys. The disadvantages of using pulleys will be covered. Knowing these, you can buy the pulley that suits your needs. Here are some of the best pulley types and their pros and cons.

Basic equations of pulley systems

A pulley system is a mechanism that allows 2 blocks of a certain mass to be connected by a taut rope. The acceleration of each block is the same in magnitude and direction. The external force acting on each block is the weight of the block (10g) and the tension in the string. The tension between the 2 blocks is the total tension and the force acting on the pulley is the weight of the 2 blocks.
This simple mechanism uses 2 simple equations to explain how the system works. First, the mass of the weight on both sides of the pulley must be the same. When the weight is forced to move, the rope tightens and the second pulley descends. The weight is also attached to the second pulley and must be the same distance as the first pulley. This will result in a speed ratio of 2 times the distance covered by the first pulley.
Second, we have to calculate the force required to lift the object. The lower mass is supported by a wire configuration passing through all pulleys, while the uppermost pulley is used to apply the force. The lower block is used to support the weight. The applied force needs to travel a distance nx to move the weight. This distance, called MA, can be written as:
Once we have gathered the necessary information, we can apply the calculations to the pulley system. We can also use the Mechanical Advantage Calculator to calculate the force on the anchor. To do this, we must apply a force to the load as well as to the pulley itself. Using this equation, we can calculate the force required by the load to lift the load.

Types of pulleys

There are 3 basic types of pulleys: movable, fixed and compound. Both types of pulleys translate the force applied to them. The ideal mechanical advantage of pulleys is two. This is because a single movable pulley only doubles the force, whereas a compound pulley doubles or triples the force. This type of pulley is often used with other types of pulleys.
Movable pulls move with the weight of the load, and the force pulling them increases on the lift side. They are often found in utility elevators and construction cranes. These systems are very simple, inexpensive and quiet to use. The force required to lift the object depends on the mechanical advantage of the system. The 2 most common types of pulleys are listed below. Let’s take a closer look at each one.
V-shaped pulleys are used in vehicles and electric motors. These pulleys require a “V” belt to function properly. Some have multiple “V” grooves to avoid slipping. They are used in heavy duty applications to reduce the risk of power slip. These pulleys also have more than 1 “V” groove. V-belt pulleys are commonly used in vehicles and electric motors.
Composite pulleys are made from more than 1 type of cable or rope wrapped around the wheel. They can be fixed or hinged and are usually made of stainless steel or bronze. Composite pulleys have multiple layers and can be a single unit or many different components. There are 3 main types of pulleys: fixed pulleys and composite pulleys. These are the most common types. Almost every type of pulley is used for some type of application.
Fixed pulleys have 1 advantage over movable pulleys: they change direction as the weight of the load increases. They are typically used in heavy construction equipment. Gun tackles, patio tackles, and stationary tackles are examples of equipment that use a pulley mechanism. These devices are very common and can be found on most modern construction sites. They provide great convenience for lifting large loads.

application

What are the applications of pulleys? Simply put, a pulley is a mechanical device that transforms a difficult task into an easier one. It consists of ropes and pulleys. It is usually used to lift objects. Usually, people wrap a rope around a pulley and pull up to lift the object. One disadvantage of using pulleys is that they require the same force as lifting the object directly.
One of the most popular applications of pulleys is lifting heavy objects. They help people pull up heavy objects and blocks. The system can also be used in seeders, lifts, grinders, etc. Other applications include raising flags, loading cargo, pulling curtains and rock or mountain climbing. Students can learn about the various uses of pulleys and the physics behind them.
Pulleys can be made of many different materials, depending on the application. Some are movable, which means they move with the object they are used to lift. This pulley system can be made of nylon, wire rope or fiber material. The best part about these systems is that they are easy to install and maintain. For a better grasp, use the guide or video tutorial to learn more about the pulley system and how it works.
Tapered pulleys are common in paper mills. They are high-quality pulleys that transmit power to connected parts. They can be dynamic or static and have different balances. Because pulley systems are highly customized, most industrial applications require systems designed specifically for specific applications. In this way, the system is safe, simple and inexpensive. The benefits of this design are endless.
The most common use of pulleys is for motor drives. They are used to minimize noise by applying force to the shaft to reduce the workload. They are also less expensive than gears and do not require lubrication. Furthermore, they can change the direction of the applied force. They are also less expensive than gears and are often used with other components. A screw is a cylindrical member with helical ribs used to connect something.

shortcoming

Although the pulley system makes it easier to move heavy objects, it still has some drawbacks. When using a pulley system, you must remember that the force required to lift the weight increases with the number of cycles. In addition, the distance between the puller and the heavy object increases, which may lead to accidents. Also, moving heavy objects can be tricky if the rope slips. Pulley systems are not very expensive and can be easily assembled. However, it does require a lot of space.
First, it is not efficient. Besides being inefficient, pulleys produce different forces at different speeds. Fixed pulleys use more force than the load, while movable pulleys move with the load. A movable pulley requires less force than a fixed pulley, but the combined system travels a long distance. Therefore, this method is not as efficient as the fixed method.
Pulleys are not only used in industrial processes. You can see them in various places in your daily life. For example, large construction cranes use pulleys to lift heavy loads. Even flagpoles, blinds, clotheslines, ziplines, motors and climbing equipment use pulleys. Still, despite their advantages, the disadvantages are not too serious.
Another disadvantage of the pulley is its wear and tear. While a pulley’s housing is theoretically infinite, its bearings and locking components typically wear out over time. To overcome this problem, a new bearing and locking assembly can be installed. No need to replace the housing and shaft, the entire assembly can be re-bonded and painted to replicate the original look. Alternatively, the pulley can be replaced with a new housing and shaft.
Using pulleys can also reduce the advantage of pulleys. On the other hand, interception and tackle is a system in which 2 pulleys are connected to each other using ropes. Unlike pulleys, pulley pulley systems can be adjusted in the direction of travel and can move heavy loads up to 4 times their force when used in hydraulic lifts.