Product Description

We Support Parts Customization for Most Plastic Materials  (Non-Standard Parts)
Product info
Material	PA, PP, ABS, POM, PVC, HDPE, UHMWPE. ect, or any custom compound
Size	As per customers’ requirment
Color	Any color or according to Pantone colors
Service	OEM or ODM
Samples	1-2pcs of free samples are available
Production basis	Product drawing, 3D files or exsiting samples
Process Technic	Injection molding, CNC machining, extrusion, casting, etc.
Tolerance	±0.05mm
Lead Time	7-15 days for molding, 10-15days for mass production
Application	Automotive, Mechanical equipment, Construction, Home application, Aviation, Office facilities, etc.
Shipping & Payment
Packaging	Ziplock bag or bubble film plus cardboard boxes with wooden pallets outside
Shipping Method	Sea, Air, DHL, TNT, Fedex, UPS, etc.
Payment Terms	Trade assurance, T/T, L/C, Western Union

Product Description

Material:POM,ABS,PVC,PP,PE,PC,PA66/6,TPE,TPU,HDPE,NYLON,PTFE,UHMW-PE ( or as custom request).

 

Molding type: Simple mold;complicated mold

                         Single cavity or family cavities according to demand quantity and cost budget

 

custom plastic parts surface: Clean,  smooth, and nice

Colors: transparent ;white, yellow, red,green,blue,purple,grey,black etc.as customer requests.

 

Process: Molding injection ;CNC Machining ;Casting etc.( as customer special request) 

We can offer the full range of service from mold designing, making, plastic part molding to printing, assembly, package, and shipping arrangement.

• We are plastic injection molding plastic parts manufacturer. 
• We provide solutions to manufacturing from start to finish.
• Our expertise enables us to provide clients with superior product by providing the
• highest quality in design, development, and solutions for precision injection molding and related manufacturing.
• We have over 20 years production experience.

Description of product

Material	Nylon+GlassFiber,GF-ABS,POM,PP,PC,PA66,UHMW-PE,PPS etc.
Process	Injection molding ,CNC machining ,Extrusion process
Surface	Matted/Smooth, as clients’ request
Size	As same as drawing
Color	Nature /White/Black/Yellow/Red/Blue
Application	Industry : Packing machines/Filling /beer machines /Conveyor equipment ,Mine Equipment etc. Electronic: hausehold appliances,VR,precise instrument Auto spare parts: covers, gears, bushing ,pipes ,etc.
Molding type	General Molding,Insert Molding, Over Molding ,Double color molding
Cavities	Simple, Multi -cavities(10-40)
Price	Advantaged prices ( Direct from our factory)
Sample	Free sample supply
Molding time	15-25days
Delivery time	7-15days after sample quality confirmed

Detailed Photos

 

Enclosure Design custom made ABS/PC plastic products oem machine CZPT silicone plastic injection molding partsPlastic injection molding is the preferred process for manufacturing plastic parts, as it is ideal for producing high volumes of low-cost plastic parts with high tolerance precision, repeatability and no extra finishing required.
 

Hot sale product

Mold manufacturing
We have our own CZPT making production line, which is better for us to control the quality, improve our efficiency, and shorten the production time. Our CZPT lifetime usually can reach over 1,000,000 shots.

Prototype material
If you need Rapid Prototypes to test the part structure before CZPT investing, we can do 3D printing and CNC machining for you within 2-3 working days. We have our own production line for prototyping, Prototypes material can be ABS, POM, PP, PC, PE, PA(Nylon), PA+GF, PVC, PBT, ABS+PC, etc. Prototype Main Process: SLA, SLS, CNC, PJP.

Our Service

We provide mold design,precision plastic mold making,custom best quality plastic injection molding,Assembly Work, Pad Printing, Silk Screen Print, Paint, Ultrasonic Welding and Packaging Services.

Product Design
We Provide Product Design Service As Customer’s Request.
Mold Design
We will communicate&exchange the opinion with customers during Mold Design.
Mold Making
Start to manufacture, we will sent photos to show tooling process.
Provide the sample
Once the sample finish,we will send the sample to customer confirm
Mass Production
After customer confirmed the sample, we will start mass production plastic products.
Assembly
We Also Provide Assembly Service For Our Customer.
Painting&Coating
We can provide coating and rubber coating service for your customers.
Printing
We Also Provide Silk Screen Printing, Pad Printing, Heat Transfer Print Service.
Packaging Box
We also make the packaging box as customer request.

Company Profile

HangZhou CZPT CZPT Material Co., Ltd. was established in 1994 and is located in HangZhou City, ZheJiang Province. It is a modern high-tech enterprise integrating R&D, manufacturing and market development of engineering plastics and rubber products.The products produced by the company have covered more than 20 provinces and autonomous regions across the country and exported to more than 30 countries such as Europe, America, Africa, Russia, Mongolia, Uzbekistan, etc. Products are widely used in food machinery, beer and beverage machinery, steel rolling, mining machinery, textile machinery, automobiles, automated conveying machinery, electric power, ports, ship terminals, coking, coal, papermaking, textiles, chemicals, environmental protection and other related industries.

Our main production materials are UHMW-PE, HDPE, MC Nylon, PA6, pa66s, pom, pvc, abs, polyurethane, silicone, rubber and other products for processing and customization.

Packaging & Shipping

Packing Details : Inner plastic bag,outside carton box,last is the pallet,all are based on the customers’ requirments.
Delivery Details : 10-30 days after you confirm the samples.
Payment terms: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.

FAQ

Q1. When can I get the price?
A: We usually quote within 24 hours after we get your inquiry. If your are very urgent, please call us or tell us in your email so that we will regard your inquiry priority.

Q2. How long is the lead-time for mold?
A: It all depends on the mold’s size and complexity. Normally, the lead time is 25-35 days. If the molds are very simple and not big size, we can work out within 15 days.

Q3. I have no drawing, how should I start the new project?
A: You can supply us sample, we will help to finish the drawing design.

Q4. Before shipment, how to make sure the products quality?
A: If you don’t come to our factory and also don’t have the third party for inspection, we will be as your inspection worker. We will supply you a video for production process detail include process report, products size, structure and surface detail, packing detail and so on.

contact-info.html

Pulley Type

There are several types of pulleys. These include fixed pulleys, load multipliers and movable pulleys. Below is a description of each pulley type. A load multiplier is a special type of pulley with multiple wheels for increased lifting capacity. It is used in a wide range of applications including power transmission and construction. Some common uses of pulleys are listed below.

moving pulley

Movable pulleys work by transferring the weight of a load to another object of the same mass. Since a live pulley is inherently frictionless and weightless, the force required to lift a load with it is the same as the weight of the load. This principle applies to tall buildings and residences. It is an excellent choice for lifting heavy objects such as furniture and washing machines.
A pulley is a mechanical device with a wheel that rotates on a shaft. The axle is attached to the wheel and is usually fixed. The movable pulley can be fixed or movable, both of which can change the direction of the force on the rope. Some pulleys can also change the magnitude and direction of the force. They are ideal for a variety of applications, from lifting heavy objects to transporting objects.
Another type of movable pulley works by transmitting force to another object. It has a free axis and the total force provided by the rope tension is balanced. Since the tension on the rope is constant in each segment, pulling 1 end of the rope will double the force on the shaft, resulting in 2 mechanical advantages. This mechanical advantage is the main reason why movable pulleys are so versatile.
Another form of moving pulley is called a KWL diagram. The KWL diagram summarizes the basic concepts of the drive wheel. KWL diagrams are an excellent way to assess a student’s understanding of the concepts discussed in the course. Word questions are a great way to check whether students understand concepts. When students answer the word questions correctly, the answer is yes!

Fixed wheel pulley

If you need to move heavy objects, a single fixed wheel pulley is not a good choice. Using a single fixed pulley might be similar to using a handbag, but it’s not very convenient. This type of pulley system relies on friction to transmit motion. As a result, it can slip and isn’t always reliable. Fortunately, you can find other options that work just as well.
Fixed pulleys are the most basic type of pulley. They consist of grooved wheels and ropes attached to objects. These pulleys make lifting easier. Because the rope or cable only moves in 1 direction, the movement of the object feels lighter. And they are also easy to install. However, before you buy a fixed wheel pulley, make sure it is strong enough to support the weight of the load.
The disadvantages of fixed pulleys are obvious. One of them is the lack of mechanical advantage. A fixed pulley pulls up with the same force as a single moving pulley, and a single fixed pulley is not particularly effective as a force multiplier. However, the effect is more pronounced when you combine multiple fixed-wheel pulleys. You will get double the power! So what do fixed wheel pulleys have to offer?
Fixed wheel pulleys can be as small as a ring. A single ring pulley requires twice as much force as the weight being pulled. Adding more loops to the rope will reduce the effort required to pull the weight. The mechanical advantage of a fixed pulley is proportional to the number of strands running to the free pulley. A 100-pound pull on the free end will lift a 300-pound load.

composite pulley

Compound pulleys are pulleys that can be used to change the direction of a control wire. It can also be used to modify the mechanical force of the wire by moving the item it is connected to. In galleons, compound pulleys are more common. They are often combined with other ropes for mechanical advantage. Here are some common uses for composite pulleys.
The ideal mechanical advantage of a pulley is equal to the number of rope segments that pull up the load. This means that the more rope segments, the less force is required. A compound pulley will have the ideal mechanical advantage of 2, which means it will generate more force than a simple pulley. Composite pulleys are also more efficient at transmitting force because their number of rope segments is usually equal to the unit weight.
Composite pulley systems use more than 2 pulleys and ropes. More pulleys will reduce the force required to move heavier objects. They are usually used in large sailboats. The system is also used on construction sites. It can be used for a variety of applications, including lifting large objects or transmitting electricity. You can imagine how it would change your life if you had to move a large sailboat, but the result would be the same: a composite pulley system would make it easier to lift a large sailboat.
Composite pulleys are also known as fixed pulleys. The fixed pulley is stationary, and the movable pulley moves back and forth. The latter is more effective when used with a detachable cord or strap. On the other hand, a moving pulley is a moving pulley and it gives you a mechanical advantage. You can imagine this pulley on a flagpole.

load multiplier

The multiplication system has 3 basic parts: the rope grab, the connector, and the pulley. While some basic multipliers may combine the 3 parts, the concept remains the same. The multiplication system can make pulling the rope easier by reducing the amount of friction that occurs. Below are some examples of multiplication systems. A compact rope grab is a great option for resetting the multiplier.
The load reduction that a pulley system can achieve is proportional to the number of ropes used to support it. Although most utility pulley systems use only 4 ropes, the theoretical maximum load reduction is a quarter of the actual load. In other words, the four-wheel system only reduces the weight of a 1,000-pound load by a quarter. That would require 167 pounds of force, a far cry from the 500-pound load a single pulley system can achieve.
The mechanical advantage of a pulley system can be calculated by calculating the ratio between the forces exerted on each wire. For example, a 90-kilogram load is supported by 3 ropes, each weighing about 30-5 pounds. The ropes on pulleys A and B each carry a load of 60 kg. Using this formula, a single pulley system will yield a mechanical advantage over 2 tractors.
To calculate the force required to pull the rope over the pulley, measure the angle and deflection between the ropes. The deflection angle when added to the included angle should equal 180 degrees. A 75 degree angle requires 159% of the load force. This means a total load multiplier of four. This formula is an important tool for calculating the force multiple of the pulley.

Disadvantages of fixed pulleys

There are 2 basic types of pulleys: movable and fixed. Active pulleys are more advanced, allowing the pulley to move according to the load. They reduce the force required to lift the load. Active roller pulleys are more compact and therefore take up less space. Both types are good for lifting heavier objects, but they each have their pros and cons.
Fixed wheel pulleys can be used to lift heavy objects. This type of pulley consists of a wheel with a fixed shaft that has grooves on its edges for guiding ropes or cables. This is a simple machine as no motor or engine is required to lift objects. When 2 or more wheels are used together, the ropes around the wheels form a powerful hoist.
Single wheel pulleys are not suitable for lifting. They tend to push things down. Also, they are unreliable because they rely on friction and can slip. Also, a single wheel pulley would require a lot of space. Another disadvantage of fixed-wheel pulleys is that they make it difficult to move heavy objects easily. Single fixed-wheel pulleys also tend to slip easily, making them a poor choice for many applications.
Fixed wheel pulleys are also easier to install and maintain than manually operated ones. It requires less space and lubrication than manual pulleys. Manual pulleys can cause injury because the operator will be lifting the full weight of the heavy object. Additionally, rope slippage can lead to muscle strains and rope burns. And the system requires frequent maintenance.