China OEM Self-Lubricated Superb Wear Resistant Ysz Zirconia Ceramic Wheel Gear near me supplier

Product Description

Self-lubricated Superb Wear Resistant YSZ Zirconia Ceramic Wheel Gear 

The specification of ceramic parts

The main features of zirconia ceramic parts
1.High density:  over 6 g/cm3, which makes it the densest body of the ceramic products
2.High hardness: over 9 on Mohs scale, CZPT being 10, with a satin-smooth surface finish
3.High toughness: over 1200 MPa, approx. 4 times in comparison with 95% alumina
4. Excellent wear resistance, it’s much better than aluminum oxide ceramics with a longer life cycle
5. Low thermal conductivity:  less than 3 W/m.k at ambient temperature, so it’s an ideal thermal material
6. Good chemical and corrosion resistance, it’s equivalent to above 99% alumina

The description of zirconia ceramic parts
Zirconia ceramic parts are made of zirconium oxide ceramics which is a kind of strongest technical ceramic material with exceptional strength, high toughness, and superb reliability. These outstanding characteristics result in excellent resistance to wear and corrosion.

We have been offering a selection of partially stabilized zirconia, including Y-TZP( yttria-stabilized), MSZ ( magnesia stabilized ), CSZ- (ceria stabilized). Each stabilized zirconia provides unique and specific properties that meet the demands of extreme applications found in many industries.

With our production capability through CNC, precision grinding machines,  we are CZPT to provide many different levels of precision zirconia ceramic parts to meet customers’ high precision assembly needs.

The typical application of advanced ceramic parts

The gallery of advanced ceramic parts 

 

Datasheet of Technical ceramics

 

Manufacturing flow chart of technical ceramic parts

We have in-housing comprehensive manufacturing types of equipment, including forming, sintering, CNC machining,
precision grinding, laser cutting, and so on, which helps us to control the quality very well. Also, it greatly benefits cost control.
1. Mixing & Milling Workshop

2. Auto Hot Pressing Shaping Workshop

3. Dry Pressing Workshop

4. Isostatic Pressing Workshop

5. Sintering Workshop

6. Precision Secondary Processing Workshop

FAQs (Frequently Asked Questions)
Q1. Are you a factory or trading company?
A: We are a manufacturer with over 12 years of experience. You are welcome to visit our factory.

Q2: Do you send a sample to check?
A: Sure, the sample is free and freight collect.

Q3: When will you ship it?
A: If the products are in storage, we’ll ship within 48 hours

Q4: When can I get the price?
A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of getting the price.
Please call us or tell us in your email so that we will proceed with your inquiry as a priority.

Q5: Is it available to provide customized products?
A: We always support custom-made demand as per different materials, dimensions, and designs.

Material option Zirconia (ZrO2),  Alumina(Al2O3), Silicon carbide(SiO2), Silicon nitride(Si3N4)
Forming methods Dry pressed, Ceramic injection molding, Hot pressed, ISO pressed
Specification OD can be from 1 to 50mm, length can be from 10mm to 800mm
Precision processing CNC machining, Precision grinding, Polishing, Lapping, 
Tolerance The tolerance of OD and ID can be 0.001mm,  the tolerance of length can be 0.001mm
Key parameters Roughness to be 0.02mm, Parallelism to be 0.001mm
Surface quality Free of cracks, foreign contamination, mirror surface better than Ra0.1

###

Property Units Material
 
99.5%
alumina
99%
alumina
95%
alumina
ZrO2
(3Y-TZP)

ZrO2
(TTZ)

Density g/cm3 ≥3.85 ≥3.80 ≥3.60 ≥6.00 ≥5.72
Water absorption % 0 0 0 0 0
Hardness HV 1700 1700 1500 1300 900
Flexural strength Mpa ≥379 ≥338 ≥320 ≥1200 ≥1200
Compressive strength Mpa ≥2240 ≥2240 ≥2000 ≥1990 1750
Fracture toughness Mpa m1/2 4-5 4-5 3-4 6.5-8 11
Max. service
temperature
ºC 1675 1600 1450 1000  
CTE 1×10 -6 /ºC 6.5~8.0 6.2~8.0 5.0~8.0 8.0~9.5 10.2
Thermal shock T(ºC) ≥250 ≥200 ≥220 ≥300 350
Thermal conductivity(25ºC) W/m.k 30 29 24 3 3
Volume resistivity ohm.cm          
25ºC >1 x 10 14 >1 x 10 14 >1 x 10 14 >1 x 10 11 >1 x 10 11
300ºC 1 x 10 12 8 x 10 11 10 12 -10 13 1 x 10 10 1 x 10 10
500ºC 5 x 10 10 2 x 10 9 1 x 10 9 1 x 10 6 1 x 10 6
Insulation strength KV/mm 19 18 18 17 20
Dielectric constant(1Mhz) (E) 9.7 9.5 9.5 29 28
Material option Zirconia (ZrO2),  Alumina(Al2O3), Silicon carbide(SiO2), Silicon nitride(Si3N4)
Forming methods Dry pressed, Ceramic injection molding, Hot pressed, ISO pressed
Specification OD can be from 1 to 50mm, length can be from 10mm to 800mm
Precision processing CNC machining, Precision grinding, Polishing, Lapping, 
Tolerance The tolerance of OD and ID can be 0.001mm,  the tolerance of length can be 0.001mm
Key parameters Roughness to be 0.02mm, Parallelism to be 0.001mm
Surface quality Free of cracks, foreign contamination, mirror surface better than Ra0.1

###

Property Units Material
 
99.5%
alumina
99%
alumina
95%
alumina
ZrO2
(3Y-TZP)

ZrO2
(TTZ)

Density g/cm3 ≥3.85 ≥3.80 ≥3.60 ≥6.00 ≥5.72
Water absorption % 0 0 0 0 0
Hardness HV 1700 1700 1500 1300 900
Flexural strength Mpa ≥379 ≥338 ≥320 ≥1200 ≥1200
Compressive strength Mpa ≥2240 ≥2240 ≥2000 ≥1990 1750
Fracture toughness Mpa m1/2 4-5 4-5 3-4 6.5-8 11
Max. service
temperature
ºC 1675 1600 1450 1000  
CTE 1×10 -6 /ºC 6.5~8.0 6.2~8.0 5.0~8.0 8.0~9.5 10.2
Thermal shock T(ºC) ≥250 ≥200 ≥220 ≥300 350
Thermal conductivity(25ºC) W/m.k 30 29 24 3 3
Volume resistivity ohm.cm          
25ºC >1 x 10 14 >1 x 10 14 >1 x 10 14 >1 x 10 11 >1 x 10 11
300ºC 1 x 10 12 8 x 10 11 10 12 -10 13 1 x 10 10 1 x 10 10
500ºC 5 x 10 10 2 x 10 9 1 x 10 9 1 x 10 6 1 x 10 6
Insulation strength KV/mm 19 18 18 17 20
Dielectric constant(1Mhz) (E) 9.7 9.5 9.5 29 28

Types of Miter Gears

The different types of miter gears include Hypoid, Crown, and Spiral. To learn more, read on. In addition, you’ll learn about their differences and similarities. This article will provide an overview of the different types of miter gears. You can also choose the type that fits your needs by using the guide below. After you’ve read it, you’ll know how to use them in your project. You’ll also learn how to pair them up by hand, which is particularly useful if you’re working on a mechanical component.
gear

Bevel gears

Bevel and miter gears are both used to connect two shafts that have different axes. In most cases, these gears are used at right angles. The pitch cone of a bevel gear has the same shape as that of a spur gear, except the tooth profile is slightly tapered and has variable depth. The pinions of a bevel gear are normally straight, but can be curved or skew-shaped. They can also have an offset crown wheel with straight teeth relative to the axis.
In addition to their industrial applications, miter gears are found in agriculture, bottling, printing, and various industrial sectors. They are used in coal mining, oil exploration, and chemical processes. They are an important part of conveyors, elevators, kilns, and more. In fact, miter gears are often used in machine tools, like forklifts and jigsaws.
When considering which gear is right for a certain application, you’ll need to think about the application and the design goals. For example, you’ll want to know the maximum load that the gear can carry. You can use computer simulation programs to determine the exact torque required for a specific application. Miter gears are bevel gears that are geared on a single axis, not two.
To calculate the torque required for a particular application, you’ll need to know the MA of each bevel gear. Fortunately, you can now do so with CZPT. With the help of this software, you can generate 3D models of spiral bevel gears. Once you’ve created your model, you can then machine it. This can make your job much easier! And it’s fun!
In terms of manufacturing, straight bevel gears are the easiest to produce. The earliest method for this type of gear is a planer with an indexing head. Since the development of CNC machining, however, more effective manufacturing methods have been developed. These include CZPT, Revacycle, and Coniflex systems. The CZPT uses the Revacycle system. You can also use a CNC mill to manufacture spiral bevel gears.
gear

Hypoid bevel gears

When it comes to designing hypoid bevel gears for miter and other kinds of gears, there are several important parameters to consider. In order to produce high-quality gearings, the mounting distance between the gear teeth and the pinion must be within a predefined tolerance range. In other words, the mounting distance between the gear teeth and pinion must be 0.05 mm or less.
To make this possible, the hypoid bevel gearset mesh is designed to involve sliding action. The result is a quiet transmission. It also means that higher speeds are possible without increasing noise levels. In comparison, bevel gears tend to be noisy at high speeds. For these reasons, the hypoid gearset is the most efficient way to build miter gears. However, it’s important to keep in mind that hypoid gears are not for every application.
Hypoid bevel gears are analogous to spiral bevels, but they don’t have intersecting axes. Because of this, they can produce larger pinions with smooth engagement. Crown bevel gears, on the other hand, have a 90-degree pitch and parallel teeth. Their geometry and pitch is unique, and they have particular geometrical properties. There are different ways to express pitch. The diametral pitch is the number of teeth, while circumferential measurement is called the circumference.
The face-milling method is another technique used for the manufacture of hypoid and spiral bevel gears. Face-milling allows gears to be ground for high accuracy and surface finish. It also allows for the elimination of heat treatment and facilitates the creation of predesigned ease-off topographies. Face-milling increases mechanical resistance by as much as 20%. It also reduces noise levels.
The ANSI/AGMA/ISO standards for geometric dimensioning differ from the best practices for manufacturing hypoid and bevel gears. The violation of common datum surfaces leads to a number of geometrical dimensioning issues. Moreover, hypoid gears need to be designed to incorporate the base pitches of the mating pinion and the hypoid bevel gear. This is not possible without knowing the base pitch of the gear and the mating pinion.

Crown bevel gears

When choosing crown bevels for a miter gear, you will need to consider a number of factors. Specifically, you will need to know the ratio of the tooth load to the bevel gear pitch radius. This will help you choose a bevel gear that possesses the right amount of excitation and load capacity. Crown bevels are also known as helical gears, which are a combination of two bevel gear types.
These bevel gears differ from spiral bevels because the bevels are not intersected. This gives you the flexibility of using a larger pinion and smoother engagement. Crown bevel gears are also named for their different tooth portions: the toe, or the part of the gear closest to the bore, and the heel, or the outermost diameter. The tooth height is smaller at the toe than it is at the heel, but the height of the gear is the same at both places.
Crown bevel gears are cylindrical, with teeth that are angled at an angle. They have a 1:1 gear ratio and are used for miter gears and spur gears. Crown bevel gears have a tooth profile that is the same as spur gears but is slightly narrower at the tip, giving them superior quietness. Crown bevel gears for miter gears can be made with an offset pinion.
There are many other options available when choosing a Crown bevel gear for miter gears. The material used for the gears can vary from plastics to pre-hardened alloys. If you are concerned with the material’s strength, you can choose a pre-hardened alloy with a 32-35 Rc hardness. This alloy also has the advantage of being more durable than plastic. In addition to being stronger, crown bevel gears are also easier to lubricate.
Crown bevel gears for miter gears are similar to spiral bevels. However, they have a hyperbolic, not conical, pitch surface. The pinion is often offset above or below the center of the gear, which allows for a larger diameter. Crown bevel gears for miter gears are typically larger than hypoid gears. The hypoid gear is commonly used in automobile rear axles. They are useful when the angle of rotation is 90 degrees. And they can be used for 1:1 ratios.
gear

Spiral miter gears

Spiral bevel gears are produced by machining the face surface of the teeth. The process follows the Hertz theory of elastic contact, where the dislocations are equivalent to small significant dimensions of the contact area and the relative radii of curvature. This method assumes that the surfaces are parallel and that the strains are small. Moreover, it can reduce noise. This makes spiral bevel gears an ideal choice for high-speed applications.
The precision machining of CZPT spiral miter gears reduces backlash. They feature adjustable locking nuts that can precisely adjust the spacing between the gear teeth. The result is reduced backlash and maximum drive life. In addition, these gears are flexible enough to accommodate design changes late in the production process, reducing risk for OEMs and increasing efficiency and productivity. The advantages of spiral miter gears are outlined below.
Spiral bevel gears also have many advantages. The most obvious of these advantages is that they have large-diameter shafts. The larger shaft size allows for a larger diameter gear, but this means a larger gear housing. In turn, this reduces ground clearance, interior space, and weight. It also makes the drive axle gear larger, which reduces ground clearance and interior space. Spiral bevel gears are more efficient than spiral bevel gears, but it may be harder to find the right size for your application.
Another benefit of spiral miter gears is their small size. For the same amount of power, a spiral miter gear is smaller than a straight cut miter gear. Moreover, spiral bevel gears are less likely to bend or pit. They also have higher precision properties. They are suitable for secondary operations. Spiral miter gears are more durable than straight cut ones and can operate at higher speeds.
A key feature of spiral miter gears is their ability to resist wear and tear. Because they are constantly being deformed, they tend to crack in a way that increases their wear and tear. The result is a harder gear with a more contoured grain flow. But it is possible to restore the quality of your gear through proper maintenance. If you have a machine, it would be in your best interest to replace worn parts if they aren’t functioning as they should.