China HXHV SR144ZZ R144ZZ R144 SR144 ZZ mini dental handpiece drill hybrid ceramic bearing bearing bronze

Type: BALL
Structure: Deep Groove
Applicable Industries: Building Material Shops, Printing Shops, Farms, Construction works , Garment Shops, Restaurant, Advertising Company, Machinery Repair Shops, Food & Beverage Shops, Food Shop, Retail, Energy & Mining, Manufacturing Plant, Food & Beverage Factory, Hotels, Home Use, Other
Bore Size: 3.175 – 3.179 mm
Model Number: R144
Precision Rating: P2
Seals Type: ZZ / Open / 2RS
Number of Row: Single row
Product name: hybrid ceramic dental bearing R144
Outer & Inner race: stainless steel 440C
Retainer: Germany PTFE
Balls: Germany Ceramic ball
Size (d*D*B): 3.175*6.35*2.381 mm
Size (d*D*B) for WH: 3.175*6.35*2.78 mm
Rotation rate: 35/ minute
Utility time: 45000 minute (Continuous idle test time)
Packaging Details: 1, Universal packing2, Original packing3, HXHV’s packing4, Customized packing
Port: ZheJiang or HangZhou or HangZhou

Products Description Attention:Please contact us for the final price with your exact requirement. Thank you.The unit price is affected by bearing model number, order quantity, material, bearing precision range and so on. Specification of Bearing R144SR144ZZ R144ZZ R144 SR144 ZZ mini dental handpiece drill hybrid ceramic bearingThe bearing comes with CE certificate. The single row deep groove ball bearing R144 is made of stainless steel 440C.Size inner diameter 2.381mm or 2.78mm, outer diameter 6.35mm, Width 3.175mm. weight 126g. It is sealed by stainless steel on both sides, lubricated with oil or grease.

Product NameHXHV SR144ZZ R144ZZ R144 SR144 ZZ mini dental handpiece drill hybrid ceramic bearing
Bearing’s TypeCeramic Ball Bearing
Model NumberR144
R144 bearing dimensions
Bore Diameter3.175 mm mm / 1.77165 inch
Outer Diameter6.35mm mm / 2.55906 inch
Width / Thickness2.78 mm mm / 0.11811 inch
Weight0.0003 kg kg / 0. 0571 1 lb
Our Service:HXHV ceramic ball bearing comes with CE CERTIFICATE and OEM SERVICE. We supply non-standard bearing with customized size, logo, material and packing.The material of ceramic bearingHybrid ceramic ball bearings are usually made of stainless steel rings, si3n4 or zro2 ceramic balls.Full ceramic ball bearings are made of PEEK, si3n4, zro2 ceramic rings, zirconia or silicon nitride balls.The retainer is usually made of PTFE, PEEK or Nylon.Precision of ceramic bearingsP0 P6 P5 P4 P2 ABEC(1) ABEC(3) ABEC(5) ABEC(7) ABEC(9)Brand of ceramic bearingNo Brand / HXHV / Custom Brand / Other Original BrandApplicationThe ceramic bearings can be used for ceramic wheel, skateboard, road bike, motocycle, bicycle, fishing reels and so on.The ceramic bearing can bear high precision upto 200 to 250 degrees, and it is unnecessary to lubricate. It is rustproof and suitable for the working envirement where is very wet or hot. Why Choose Us We are Verified Supplier by SGS Group and Alibaba.com. our bearings comes with CE Certificate. We also supply OEM SERVICE includ bearing’s size, material, precision, logo and packing. Our factory starts SINCE YEAR 2005. We offer Factory Price. Our salesman usually reply very fast. Prompt Reply will improve communication efficiency and save your time. Packing Universal Packing Without any logo on bearings or packing.HXHV Packing With our brand HXHV on bearings and packing.Customized Packing Depends on buyer’s requirements.Original Brand Packing Bearing and packing are both original. Please contact us for pictures. Factory VR Walk in our Factory VR Knowledge What is better ceramic or steel bearings?A ceramic ball bearing is also harder than steel bearings (up to 30%), which improves durability, and they also don’t rust so less maintenance should be required. Most sealed ceramic bearings are actually hybrid ceramic bearings, which combine a steel race with ceramic ball bearings.Why are ceramic bearings so good?They are more corrosion-resistant, harder, and last longer in everyday use. In our higher-end CULT bearings (ceramic balls and races), lighter lubrication is needed, so they roll much quicker with less drag than standard steel bearings. Ceramic deals with heat better, so less friction is a bonus.Why are ceramic bearings expensive?This is mostly due to the additional time spent to perfect a quality ceramic ball. It takes weeks for a Kogel ball to sit in atumbler and be perfectly polished.Do ceramic bearings need grease?No, full ceramic bearings can be run completely dry. They do not need lubrication to run. Ceramic is non-porous, unlike steel, as a result it is virtually frictionless.How much faster are ceramic bearings?He says ceramic bearings are said to be 3 to 5 times harder than steel bearings and, as a result, can withstand the force applied to them through chain tension and pedalling for longer. “The ceramic balls also insulate the steel races,” saysSollenberger.Are ceramic bearings loud?Ceramic bearings are definitely louder than stock SS bearings.Are ceramic ball bearings magnetic?All-ceramic bearings are fully nonmagnetic. They also offer excellent resistance to corrosion and wear.What is hybrid bearing?Hybrid bearings have rings made of bearing steel and rolling elements made of bearing grade silicon nitride (Si3N4), which make the bearings electrically insulating. Silicon nitride rolling elements can extend bearing service life by offering enhanced bearing performance, even under difficult operating conditions.What’s the application of ceramic bearings?Ceramic bearings can be used for skateboard, bike, motorcycle, bicycle, fishing reels, ceramic bottom bracket and so on.ceramic bearings skateboard, ceramic wheel bearings, ceramic skate bearings, ceramic bearings bike,ceramic bearings bicycle, ceramic bearings road bike,ceramic wheel bearings motorcycle, high speed ceramic bearings, ceramic bearings for fishing reels, ceramic bearings motorcycle. FAQ What is your company name ?HangZhou HXH Bearing Co., Ltd.Can I add my own logo?Yes, you can add your logo on bearings and packing box. We supply OEM SERVICE including bearing’s size, logo, packing, precision, materaial, etc.Do you have a new catalog?Yes. Please contact us to get catalog.What is the best price you can offer?1, As for the RTS bearings, the price and shipping cost are all right. you can start order online directly to buy the bearings.some are on sale and 50% OFF. 2, As for the customized bearings, please contact us to get the exact price. Because the cost is affected by order quantity, material, logo, packing, non-standard size and brand.What is the MOQ for this product?The MOQ is USD$100, except shipping cost.Do you provide samples ? is it free or extra ?Some samples are free. It depends on bearing’s model number and sample quantity. Please contact us for more details.Are you trading company or manufacturer ?Both. Manufacturer and Trading Company.Where is your factory located ?Our Factory in ZheJiang and cooperative factory in HangZhou.Do you have an Alibaba Supplier Report?Yes. we have the report. Click to View More. Alibaba supplier report provides verified data and help you make better business decision We are verified supplier by SGS Group and Alibaba.comHow long will it take to ship to my country?If deliver by air express such as DHL, UPS, FEDEX, It will takes about 4-9 working days to arrive. If deliver by sea, It usuallytakes about 30 to 45 working days to arrive.What is the shipping cost?The shipping cost depens on the gross weight and delivery address. As for customized bearings, you can contact us for the exact shipping cost. As for the RTS products, the shipping cost will be calculated by system automatically. you can see it on product page.Payment TermsWe accept T/T (Bank Wire), L/C, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow Usually 30% deposit, the balance before shipping. Of course you can pay 100% in advance.Warranty Service?1 year warranty since the date that you have received our bearings. If any problem, please contact us to solve them. 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Types of Ball Bearings

If you’re looking to purchase a new ball bearing, there are many different types available. Learn about Single-row designs, Ceramic hybrid bearings, and Self-aligning ball bearings. You can also choose from stainless steel or single-row designs. Then, read about the different types of materials available to you. You’ll have an easier time making a decision. After all, you won’t have to worry about maintaining your new ball bearing, since it will be maintained by your supplier.
bearing

Single-row designs

Ball bearings with a single-row design have a high load-carrying capacity. They are used in applications where high loads must be handled smoothly. A single-row design is a good choice when the material’s properties require high load-carrying capacity but limited axial load capability. Single-row designs use two bearings with similar design features, but they have different mounting methods. Single-row designs can be adjusted either against one another to accommodate axial loads.
The single-row design is suitable for high-speed applications, but also has some disadvantages. The contact angle a is the angle between the radial plane and contact line. The larger the angle, the higher the axial load carrying capacity of the bearing. Single-row angular contact ball bearings are suitable for higher axial forces. Single-row angular contact ball bearings have a single-row design and support high axial forces in one direction. Single-row ball bearings are available in both pressed steel and machined steel cages.
Angular contact ball bearings with a single row feature a cage made of fiber-glass reinforced polyamide 66. These are available in diameters up to 130 mm. Four-point angular contact ball bearings use brass, steel, or brass plate. They have good running properties and a low coefficient of linear expansion. Single-row designs are easy to mount and are widely available. Alternatively, they can be mounted with a universal match design, which allows them to be easily adjusted.
One-row angular contact ball bearings are generally not suitable for angular misalignments because they are unsuitable for compensation of angular misalignments. Misalignments cause internal forces in the bearing which reduce its radial load capacity and life expectancy. This type of bearing is not suitable for adjacent mounting as it increases the chances of misalignment. However, it is a suitable choice for applications where only one bearing is required per bearing position.

Ceramic hybrid bearings

While all-ceramic bearings are limited to very specialized applications, Si3N4-based hybrid bearings are finding use in a wide range of high-speed machines. Compared to steel, ceramics are less susceptible to centrifugal forces, which are directly proportional to the mass of the balls. Because Si3N4 replacement balls have a lower density than steel, these bearings reduce the stress placed on the outer race.
The benefits of hybrid bearings are clear: they allow for higher speeds and loads than full-ceramic bearings, and they require no lubrication. Because of their many benefits, many industrial equipment operators are switching to these innovative bearings. CBR is one company that specializes in ceramic hybrid bearings and can help you find the best product for your application. If you are thinking about purchasing ceramic bearings for your next machine, here are some things you need to know about them.
A ceramic ball bearing surface has an extremely low coefficient of friction, which is important for applications that require low friction and high speeds. Ceramic balls also have a higher hardness than steel balls, which increases their life. In addition to this, ceramic hybrid bearings have superior thermal properties, generating less heat even when spinning at high speeds. These properties make ceramic hybrid bearings an ideal choice for high-speed machinery, especially electric motors. They are also suitable for applications that operate under water.
A ceramic ball hybrid bearing is much less susceptible to temperature fluctuations and wear. Because they are essentially indestructible, ceramic balls do not generate wear particles from the adhesive wear. They can run at significantly higher speeds than steel balls. Ceramic balls are also more resistant to moisture. For this reason, grease is a recommended lubricant in most ceramic bearing applications. These lubricants offer superior protection against moisture and corrosion. Further, they are available in many types.
bearing

Self-aligning ball bearings

A self-aligning ball bearing is one type of self-aligning bearing. These bearings are recommended for use in flex shaft systems. Their self-aligning feature prevents them from misaligning when in use. They can be used in both single and multiple-joint systems. In addition to self-aligning ball bearings, these units also feature flex shafts.
These self-aligning ball bearings come in a variety of configurations, including cylindrical, round, tapered, and straight bore. Their inner ring is tapered to meet specific tolerances. They are suitable for operating temperatures ranging from -30°F to 120°F. Their wide range of applications allows them to be used in general machinery, precision instruments, and low noise motors. In addition, they are available in a variety of outside diameters, widths, and internal clearances.
Self-aligning ball bearings have two rows of balls and one common sphered raceway in the outer ring. This enables them to automatically compensate for angular misalignment, which may be caused by machining and assembly errors or deflections. Compared to spherical roller bearings, these self-aligning ball bearings generate less friction. They run cooler even at high speeds. Self-aligning ball bearings also offer free engineering support.
Self-aligning ball bearings are designed for difficult shaft alignment. They are double-row, self-retaining units, with cylindrical or tapered bores. These bearings are available in open and sealed designs, and can also be used in applications with misalignment. They are also available with an outer ring that rotates in relation to the inner ring. When it comes to shaft misalignment, self-aligning ball bearings are a great solution.

Stainless steel

Stainless steel is a metal that resists corrosion and is highly durable. Its corrosion-resistant and water-resistance properties make it a good choice for bearings in food and marine applications. Additionally, stainless steel has hygienic benefits. Here are some of the benefits of stainless steel ball bearings. Read on to learn more about these amazing bearings! We’ve included some of the most common uses for stainless steel.
Hardness is important in a ball bearing. Steel uses the Rockwell C scale to measure hardness. A grade 25 steel ball bearing is accurate to 25 millionths of an inch, while a grade five ceramic bearing is less than a half-inch round. Although roundness is important, it shouldn’t be overemphasized, as the bearing surfaces may not be as accurate as the grade of the metal. And remember, a higher price tag doesn’t mean a better product.
Stainless steel ball bearings are available in a variety of alloys. The alloys used in manufacturing a stainless steel ball bearing vary in hardness, strength, and ductility. Stainless steel ball bearings have high corrosion-resistance properties. Additionally, they have long lubrication lives. These benefits make them a popular choice for industrial applications. These bearings are easy to maintain, reduce replacement costs, and offer corrosion resistance.
The NTN Sentinel Series is a premium line of stainless steel bearings. The solid lube is NSF H1 registered and prevents grease from leaching into food. It is also corrosion-resistant and doesn’t need to be coated. The seals and slinger create a water-resistant barrier between the steel ball and the lubricant. It also adds safety and security to the bearing.
bearing

Plastic balls

For applications where noise and weight are major concerns, plastic balls are ideal. These non-magnetic balls are ideal for MRI X-ray machines and sensors. They are also easy to lubricate, and are non-magnetic. A polymer ball bearing is the lightest of all three types. This makes them a good choice for many industries. Read on to learn more. This article will introduce some of the advantages of plastic balls for ball bearings.
Although ceramic ball bearings are more durable and offer many advantages, they are more expensive than plastic. Fortunately, plastic ball bearings offer a cheaper alternative. These bearings feature all-plastic races and cages. Depending on the application, plastic balls can be used in applications involving chemicals. In these cases, plastic ball bearings are available with a C160 grade, which is safe for use in temperatures below 176 deg F.
Medical devices often require precision specialty balls, which are made of glass, stainless steel, and plastic. These bearings must meet stringent cleanliness requirements. To meet the most stringent requirements, they must undergo ultrasonic cleaning. These bearings are available in plastic raceways, and are also available with glass or stainless steel balls. Polyethylene balls are lightweight and can be used in a variety of applications. They can be ordered in different sizes and tolerances to meet specific requirements.
Plastic balls for ball bearings are often mounted into other parts, such as plastic wheels, pulleys, and housings. They can be seamlessly integrated into other parts of a machine, which reduces assembly time and improves affordability. One important advantage of plastic bearings is that they are rust-resistant. As such, they can be used in harsh environments without causing any damage. If a piece of equipment is exposed to extreme temperatures, polymers are the ideal choice.

China HXHV SR144ZZ R144ZZ R144 SR144 ZZ mini dental handpiece drill hybrid ceramic bearing     bearing bronzeChina HXHV SR144ZZ R144ZZ R144 SR144 ZZ mini dental handpiece drill hybrid ceramic bearing     bearing bronze
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