Product Description

The products shown here is only to present the scope of our business activities. We can manufacture no standard parts according to your drawing or sample.

Precision Machining CNC Parts Stainless Steel for Gear Pulley

 

 

Advantages of Stainless Steel Casting

• Sizes: 0.1 in to 24 in
• Weights: a few grams to more than 50 pounds
• Surface: very smooth finish
• Tight tolerances
• Reliable process controls and repeatability
• Design and casting versatility
• Efficient production
• Affordable tooling
• Material variety

 

Investment Casting vs. Die Casting

Investment casting has significantly cheaper tooling and is a more cost-effective option for lower quantity production runs. Additional benefits include a larger alloy selection and the ability to cast larger pieces.

Investment Casting vs. Sand Casting

Investment casting provides a better surface finish and allows for greater design flexibility including the ability to cast thinner walls, create tighter tolerances and create more intricate coring.

Investment Casting vs. Machining

Investment casting can significantly reduce the cost and lower the production time per piece. This is accomplished by producing near net shape parts, while greatly reducing the amount of material waste. In some instances, multiple fabricated parts can be produced as a single casting.
 

Name	OEM stainless steel investment casting parts Material
Material	304,306 ,2205stainless steel etc,
Designs	1.As per the customer's drawings
	2.As per the customer's samples
Surface treatment	1. mirror polish
	2. passivation
Service	OEM service available
Products	All kinds of stainless steel casting: include pipe fitting, ball valve, automotive parts,railroad parts, medical parts, marine parts, lighting parts,pump body,  valve parts, architectural parts and furniture parts so on
Advantage	1. More than 10 years experience in stainless steel casting;
	2. Near ZheJiang Port and ZheJiang Airport;
	3. We provide: OEM stainless steel lost wax castings and OEM machining services for stainless steel lost wax castings. We have: CNC Machining, CNC turning, CNC Milling, 3D CMM Inspection and CNC Optical Inspection. We believe: on time, stable quality, just price, client confidentiality.
	4. With samples and order: We can offer dimension report,material certification.
Inspection:	1.Dimension report
	2.Material certification
Packing:	Export carton and fumigation wooden pall

Casting Detail

 

Mainly Material	stainless steel, carbon steel, steel, aluminium, brass, bronze, copper
Process	investment casting, lost wax casting, silica sol casting. water glass casting, die casting
Casting tolerance	CT4-CT6 (GB/T 6414),CT7-CT9 (GB/T 6414)
Standard	AISI, ANSI, ASTM, JIS, GB, ISO, DIN
Certificate	TS16949,SGS, ISO, or as your requirement to do test by the third party
Machining	tapping, milling, grinding, drilling, cnc machining
Tolerance	+/-0.02mm or as drawing requirement
Surface treatment	polishing,mirror polishing, electrogalvanizing, sandblasting, shot blasting
Heat treatment	quchenging and tempering, annealing, normalizing
Casting Roughness	Ra 1.6-Ra12.5

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	• Pharmaceutical industry	• Textile equipment

 

Quality Control

1) Checking the details before the production line operated
2) Have full inspection and routing inspection during mass production---In process quality control(IPQC)
3) Checking the goods after they are finished---- Final quality control(FQC)
4) Checking the goods after they are finished-----Outgoing quality control(OQC)
 

*Our wax casting product processed by 79 steps with high standard and 100% inspection. Along with the power of our advanced machine, quality is something you do not need to worry about. 

ZheJiang CZPT Precision Machinery Co. Ltd is a high-tech enterprise combine designing, tooling developing, casting, machining, surface treatment, inspection, sales and service all together.  Founded in 2017, located in HangZhou, ZheJiang . CZPT now covers an area of more than 5000 square meters.

With a massive research & development environment, CZPT utilized market-leading technology and introduced various of advanced equipment to ensure the stringent  quality in production. 

Under a powerful management team, the company has growing to the group with more than 100 employees. Product offerings range from Stainless Steel Pipe Fitting, Quick Joint, Ball Valve, Check Valve, to Marine Hardware and Auto Parts. The material are 304, 304L, 316, 316L, SF8M, WCB, 1.4408, etc.

-Quality- -Creativity- -Consistency-
These words are CZPT slogan, and also philosophy that drives the company to offer the superior service you are looking for.

1) Design assistance and full engineering support .
2) Professional at OEM & ODM parts .
3) Excellent after sales service. 
4) Advanced machine tools, CAD/CAM programming software.  
5) Prototype machining capabilities.
6) Strict quality control standards with a highly qualified inspection department .  
7) Continually upgrading and advancing our equipment to remain competitive .

8) Small quality is also available. 

FAQ:

Q1: How long is your delivery time? 
A:Delivery time is depends on the total quantity of order. Normally, sample can be delivered within 15 days. 

Q2: Do you provide samples? Is it free or extra?
A:Yes, we could offer sample for free, and we can pay for the model as well, but the clients has to pay for the shipping cost.

Q3: What is the MOQ of your products?
A:It depends on the category of order.

Q4: Where is your factory?
A:Our factory located in ZheJiang province, close to ZheJiang seaport.

Q5:What does your company need to submit a quotation?
A:Drawing or Sample, together with relevant information, such as Quantity, Weight, Material.

Q6:What we do not have a drawing?
A:We can duplicate your sample and make drawing for your confirmation. 

 

What is a pulley?

Pulleys are shafts or wheels on a shaft that support the movement and change of direction of a taut cable. The pulley also transfers power from the shaft to the cable. A simple pulley is used to raise the school flag. Read on to learn about the basic types of pulleys. We also covered the use of pulleys in everyday life. Read on to learn more about this important mechanical part.

composite pulley

A composite pulley is a mechanical system where 2 or more pulleys and ropes are connected together. It reduces the force required to lift the load because the force is divided by the distance of each pulley. Distance is equal to the mass of the object. Composite pulleys are a common mechanical system on sailboats. Composite pulleys can be used to lift heavy equipment such as sails.
The compound pulley unit consists of 2 pulleys, 1 fixed and the other movable. The fixed pulley is fixed overhead, while the movable pulley is connected to the load by a chain. The lift applies force to the other end of the rope. Anchor points are attached to fixed joists, ceiling joists or sturdy branches. The chain should be long enough to support the load during lifting.
Composite pulleys can be made from a variety of materials. Some are fixed and remain fixed. Others are detachable. The composite pulley combines the advantages of both types, making it a versatile tool. In the table below, these 3 types of pulleys are compared. It's easy to see which 1 is best for your needs. The right choice depends on your specific needs and budget.
The compound pulley system consists of 2 fixed pulleys and 1 movable pulley. The compound pulley system multiplies the force by a factor of 2. The compound pulley system is particularly suitable for heavy loads and is ideal for construction sites. Workers apply less than half the load force on the composite pulley, significantly reducing the force required. This is a major benefit for many people.

Fixed pulley

Fixed pulleys are fixed gears of fixed length that are mounted on solid objects. There are many different types of pulley systems. Some cooperate with each other, but not "fixed".
Fixed pulleys can be used for a variety of purposes. One application is to lift small objects. They have a one-to-1 mechanical advantage. Often, a single pulley can lift small loads. The force required to lift a single fixed pulley remains the same. They are usually used to lift lighter objects. They can even be attached to buckets used to draw water from wells.
While single fixed pulleys have desirable mechanical advantages, they are not suitable for force multipliers. Because their mechanical advantage diminishes over time, they are not effective force multipliers. They are used to redirect work so that it can be applied in the most convenient direction. This mechanical advantage is the main advantage of fixed pulleys and the most common way of moving objects. They have several benefits, including the ability to increase the speed of moving objects.
Another application for fixed pulleys is lifting supplies. A scaffold can weigh more than 1 and can be directly hoisted. In order to facilitate the transportation of materials, fixed pulleys are usually installed on the top of the scaffolding on construction sites. Then thread the rope through the edge of the groove that holds the pulley. The fixed pulley exerts the same force on the pull side as on the push side. The same is true for moving objects with fixed pulleys.

moving pulley

A movable pulley is a device whose part is fixed to another object, usually a rod or beam. The movable part moves with the load, making the load feel lighter. This is a useful tool for those who need to carry heavy items such as large bags. The advantages of moving pulleys are many. Here are some of them. Read on to learn more about them.
One of the most common uses of movable pulley systems is climbing high objects. Climbers act as pulley loads and pull ropes to lift objects. Eventually, when the traction stops, the climber descends. However, it is still a useful tool in other situations. The movable pulley system can help you climb the tallest objects or lift them to level surfaces.
Another example of movable pulleys is in industry. Depending on the load, movable pulleys make handling and moving loads easier. You can use them in a variety of applications in manufacturing and industry, including cleaning. For example, the American flag is raised and lowered every day. Removable pulleys are a handy tool when buildings need cleaning.
If you're not sure whether a task requires a pulley, a zipline might be a good option. Connect the 2 ends of the rope and the pulley will move along the rope, then attach the rope to the metal cable. The load is the person holding the pulley, and the force comes from the attachment on the other end of the rope. There are 2 types of live pulleys: simple pulleys with just 1 wheel and live pulleys with many ropes attached.

School flag raised with simple pulleys

How is the school flag raised? It is pulled up by a rope attached to a pulley at the top of the pole. When the rope is pulled, the pulley turns, raising the flag. A pulley is a simple mechanism that helps people move heavier objects with ease. The rope must be securely attached to the pulley to keep the flag stable.
A simple pulley is a spinning wheel with grooves on 1 side and ropes on the other. The rope can be any length and the wheels can be any size. The rope has to go through the groove and the load is attached to the other end of the rope. Simple pulleys are pulleys with fixed shafts. An example is the wheel on a school flagpole.
A simple pulley system consists of a primary pole, a secondary pole and an outer member. The primary flagpole is connected to the track by a detour, while the secondary flagpole is connected to the track by a pipe. There is a groove on 1 side of the track, which passes through the inner cavity of the flagpole. An open track at the upper end of the track connects the 2 parts of the pulley.
A simple pulley can be used for many purposes. This is a useful machine that can be used to raise the flag. Among other things, it can be used in clothing lines, bird feeders, and even roofers. And, of course, you can use the pulley to raise the flag. Its versatility makes it an essential part of school decor.

cast iron pulley

If you are looking for pulleys for your machine, you may come across cast iron pulleys. They are usually cheap and available in a variety of sizes. The rim is held in place by a mesh attached to a central boss. The arms and spokes can be straight or curved, but most are oval. There are many uses for this type of pulley.
You might wonder why the arms of cast iron pulleys are so curved. Bent arms tend to yield rather than break. Cast iron pulleys are usually round with a slight bump on the rim, which helps keep the belt centered on the rim as it moves. On a 300mm diameter pulley, the bumps may be as small as 9mm.