China Factory Price Dx340 Slewing Bearing Excavator Xuzhou Helin ball bearing

Solution Description

Organization Profile

HangZhou Helin Slewing Bearing Co., Ltd. is a professional slewing bearing maker which includes designing, machining, assembling, fabricating and restoring, we give a turnkey project for all your requirements. The company specializes in 6 sort slewing bearings this kind of as One Row Ball Sequence (Sequence 01 / Collection HS/ Collection Q), Double Row Ball Series (Series 02), Three Row Roller Collection (Series 13), Single Row Cross Roller Collection (Series 11/ Series HJ), Light-weight Variety Collection and Flange Kind Series. Our goods are manufactured in accordance to JB/T2300-2011, JB/T1571-2004, JB/T66-1999, JG/T67-1999 and also we have passed ISO9001:2015 . Our solution dimensions selection from 100mm-4,000mm with regular and non-common types.

Packaging & Shipping and delivery

Set up Guidelines

No	External gear D L mm	Dimensions			Mounting Dimensions						Structural Dimension					Gear data					Gear circumferential force		weight kg
		D mm	d mm	H mm	D1 mm	D2 mm	n	mm	dm mm	L mm	n1 mm	D3 mm	d1 mm	H1 mm	h mm	b mm	x	M mm	De mm	z	Normalizing Z104N	Quenching T104N
1	011.20.two hundred	280	one hundred twenty	sixty	248	152	twelve	16	M14	28	2	201	199	fifty	ten	forty		3	300	98
2	011.twenty.224	304	144	sixty	272	176	twelve	sixteen	M14	28	two	225	223	fifty	ten	40		3	321	105
3	011.20.250	330	one hundred seventy	60	298	202	18	sixteen	M14	28	two	251	249	fifty	ten	forty		4	352	86
four	011.twenty.280	360	200	sixty	328	232	eighteen	sixteen	M14	28	two	281	279	50	ten	40		4	384	ninety four
five	011.twenty five.315	408	222	70	372	258	twenty	18	M16	32	2	316	314	60	10	50		5	435	eighty five	2.9	4.four
6	011.twenty five.355	448	262	70	412	298	20	eighteen	M16	32	2	356	354	60	ten	fifty		five	475	ninety three	2.nine	4.four
seven	011.twenty five.four hundred	493	307	70	457	343	twenty	18	M16	32	two	401	399	sixty	10	fifty		6	528	86	3.5	five.three
8	011.25.450	543	357	70	507	393	20	18	M16	32	two	451	449	sixty	10	50		six	576	ninety four	3.five	5.three
9	011.30.five hundred	602	398	80	566	434	20	18	M16	32	4	501	498	70	10	60	0.5	5	629	123	3.7	five.2	85
	012.thirty.five hundred																	six	628.8	102	4.5	6.two
9H	011.25.five hundred	602	398	80	566	434	20	18	M16	32	4	501	499	70	10	60	0.five	five	629	123	3.seven	5.two	85
	012.twenty five.500																	six	628.8	102	4.5	6.two
10	011.30.560	662	458	80	626	494	20	18	M16	32	4	561	558	70	10	60	0.five	5	689	a hundred thirty five	3.7	5.2	95
	012.thirty.560																	6	688.eight	112	4.5	six.two
10H	011.twenty five.560	662	458	80	626	494	20	18	M16	32	4	561	559	70	10	60	0.5	five	689	one hundred thirty five	3.seven	five.2	95
	012.twenty five. 560																	6	688.8	112	four.5	6.two
11	011.thirty.630	732	528	80	696	564	24	18	M16	32	4	631	628	70	10	60	0.five	6	772.8	126	four.5	six.2	110
	012.30.630																	8	774.four	94	six	eight.3
11H	011.twenty five.630	732	528	80	696	564	24	18	M16	32	4	631	629	70	10	60	0.5	6	772.eight	126	four.5	six.2	110
	012.25.630																	8	774.4	94	six	eight.two
12	011.thirty.710	812	608	80	776	644	24	18	M16	32	4	711	708	70	10	60	0.five	six	850.eight	139	4.5	six.two	120
	012.30.710																	eight	854.4	104	six	8.3
12H	011.25.710	812	608	80	776	644	24	18	M16	32	4	711	709	70	10	60	0.five	6	850.eight	139	four.five	six.2	120
	012.25.710																	8	854.four	104	six	8.9
13	011.forty.800	922	678	100	878	722	30	22	M20	40	6	801	798	90	10	80	0.5	8	966.4	118	8	eleven.one	220
	012.40.800																	10	968	ninety four	10	14
13H	011.30.800	922	678	100	878	722	30	22	M20	40	6	801	798	90	10	80	0.five	eight	966.4	118	eight	11.one	220
	012.thirty.800																	10	968	ninety four	ten	fourteen.one
14	011.forty.900	1571	778	100	978	822	30	22	M20	40	6	901	898	90	10	80	0.five	eight	1062.four	one hundred thirty	eight	11.one
	012.forty.900

Our Benefits

Fast, versatile and efficient
1. Quick: Be great at adapting, straightforward business, large operating efficiency, perfect following -product sales providers, be imaginative and settle for all kinds of customization.
2. Flexible: streamlined personnel, quick conversation path, and troubles can be solved swiftly.
three. Efficient: employees have greater comprehensive potential, higher operate effectiveness, higher output, good quanlity and limited item delivery time.
Our firm has numerous years of slwing bearing experience , steady merchandise quality , and a secure , technically style / improvement and production crew . we have our own factory , higher quality and minimal cost .
Our engineer group will supply you with all technical support from style to set up of slewing bearing . Engineer can go to the customer’s website to do the measurement .
Very good following-product sales support and quick problem fixing. We have a expert soon after-sales staff that can go to consumer site to fix difficulties.

FAQ

Q.What is the generating method?

A:Creation process including raw substance cutting, machine processing, grinding, accessories cleansing, assemble, cleaning, stoving , oil coating, include pressing, testing, deal.

Q.How to manage the merchandise quality?

A:Combining advanced equipment and rigid management, we supply high regular and high quality bearings for our customers all above the entire world.

Q: How prolonged is your supply time?

A:If there is inventory, it is within 7 times if there is no inventory, it is twenty five-forty five times, which also relies upon on the amount.

Q.Are you a trading company or a maker?

A: We have our own manufacturing unit, with twenty years of expertise in slewing bearings, our sort is manufacturing unit + trade.

Q. What is your terms of payment ?

A: Shares merchandise,100% pay as you go. If products require generate,30% pay as you go and stability paid just before cargo. For huge order more than 50000 USD,we can accept L/C At sight.

Q. What is your MOQ ?

A: For common kind,no MOQ. For make merchandise,we want in accordance bearing kind.

Q.What is the transportation? A: Small amount ,by specific, such as DHL,UPS, TNT FEDEX. If large amount, by sea or air

Q.Can you give OEM service?

A:Sure, we offer OEM service , do as your size , packing and other needs

Standard or Nonstandard:	Standard
Feature:	Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland:	Sealed On Both Sides
Rolling-Element Number:	Single-Row
Roller Type:	Crowned Raceway
Material:	Carbon Steel

###

Samples:	US$ 600/Piece 1 Piece(Min.Order) \| Request Sample

###

Customization:	Available \| Customized Request

###

No	External gear D L mm	Dimensions			Mounting Dimensions						Structural Dimension					Gear data					Gear circumferential force		weight kg
		D mm	d mm	H mm	D1 mm	D2 mm	n	mm	dm mm	L mm	n1 mm	D3 mm	d1 mm	H1 mm	h mm	b mm	x	M mm	De mm	z	Normalizing Z104N	Quenching T104N
1	011.20.200	280	120	60	248	152	12	16	M14	28	2	201	199	50	10	40	0	3	300	98
2	011.20.224	304	144	60	272	176	12	16	M14	28	2	225	223	50	10	40	0	3	321	105
3	011.20.250	330	170	60	298	202	18	16	M14	28	2	251	249	50	10	40	0	4	352	86
4	011.20.280	360	200	60	328	232	18	16	M14	28	2	281	279	50	10	40	0	4	384	94
5	011.25.315	408	222	70	372	258	20	18	M16	32	2	316	314	60	10	50	0	5	435	85	2.9	4.4
6	011.25.355	448	262	70	412	298	20	18	M16	32	2	356	354	60	10	50	0	5	475	93	2.9	4.4
7	011.25.400	493	307	70	457	343	20	18	M16	32	2	401	399	60	10	50	0	6	528	86	3.5	5.3
8	011.25.450	543	357	70	507	393	20	18	M16	32	2	451	449	60	10	50	0	6	576	94	3.5	5.3
9	011.30.500	602	398	80	566	434	20	18	M16	32	4	501	498	70	10	60	0.5	5	629	123	3.7	5.2	85
	012.30.500																	6	628.8	102	4.5	6.2
9H	011.25.500	602	398	80	566	434	20	18	M16	32	4	501	499	70	10	60	0.5	5	629	123	3.7	5.2	85
	012.25.500																	6	628.8	102	4.5	6.2
10	011.30.560	662	458	80	626	494	20	18	M16	32	4	561	558	70	10	60	0.5	5	689	135	3.7	5.2	95
	012.30.560																	6	688.8	112	4.5	6.2
10H	011.25.560	662	458	80	626	494	20	18	M16	32	4	561	559	70	10	60	0.5	5	689	135	3.7	5.2	95
	012.25. 560																	6	688.8	112	4.5	6.2
11	011.30.630	732	528	80	696	564	24	18	M16	32	4	631	628	70	10	60	0.5	6	772.8	126	4.5	6.2	110
	012.30.630																	8	774.4	94	6	8.3
11H	011.25.630	732	528	80	696	564	24	18	M16	32	4	631	629	70	10	60	0.5	6	772.8	126	4.5	6.2	110
	012.25.630																	8	774.4	94	6	8.2
12	011.30.710	812	608	80	776	644	24	18	M16	32	4	711	708	70	10	60	0.5	6	850.8	139	4.5	6.2	120
	012.30.710																	8	854.4	104	6	8.3
12H	011.25.710	812	608	80	776	644	24	18	M16	32	4	711	709	70	10	60	0.5	6	850.8	139	4.5	6.2	120
	012.25.710																	8	854.4	104	6	8.9
13	011.40.800	922	678	100	878	722	30	22	M20	40	6	801	798	90	10	80	0.5	8	966.4	118	8	11.1	220
	012.40.800																	10	968	94	10	14
13H	011.30.800	922	678	100	878	722	30	22	M20	40	6	801	798	90	10	80	0.5	8	966.4	118	8	11.1	220
	012.30.800																	10	968	94	10	14.1
14	011.40.900	1022	778	100	978	822	30	22	M20	40	6	901	898	90	10	80	0.5	8	1062.4	130	8	11.1
	012.40.900

Standard or Nonstandard:	Standard
Feature:	Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland:	Sealed On Both Sides
Rolling-Element Number:	Single-Row
Roller Type:	Crowned Raceway
Material:	Carbon Steel

###

Samples:	US$ 600/Piece 1 Piece(Min.Order) \| Request Sample

###

Customization:	Available \| Customized Request

###

No	External gear D L mm	Dimensions			Mounting Dimensions						Structural Dimension					Gear data					Gear circumferential force		weight kg
		D mm	d mm	H mm	D1 mm	D2 mm	n	mm	dm mm	L mm	n1 mm	D3 mm	d1 mm	H1 mm	h mm	b mm	x	M mm	De mm	z	Normalizing Z104N	Quenching T104N
1	011.20.200	280	120	60	248	152	12	16	M14	28	2	201	199	50	10	40	0	3	300	98
2	011.20.224	304	144	60	272	176	12	16	M14	28	2	225	223	50	10	40	0	3	321	105
3	011.20.250	330	170	60	298	202	18	16	M14	28	2	251	249	50	10	40	0	4	352	86
4	011.20.280	360	200	60	328	232	18	16	M14	28	2	281	279	50	10	40	0	4	384	94
5	011.25.315	408	222	70	372	258	20	18	M16	32	2	316	314	60	10	50	0	5	435	85	2.9	4.4
6	011.25.355	448	262	70	412	298	20	18	M16	32	2	356	354	60	10	50	0	5	475	93	2.9	4.4
7	011.25.400	493	307	70	457	343	20	18	M16	32	2	401	399	60	10	50	0	6	528	86	3.5	5.3
8	011.25.450	543	357	70	507	393	20	18	M16	32	2	451	449	60	10	50	0	6	576	94	3.5	5.3
9	011.30.500	602	398	80	566	434	20	18	M16	32	4	501	498	70	10	60	0.5	5	629	123	3.7	5.2	85
	012.30.500																	6	628.8	102	4.5	6.2
9H	011.25.500	602	398	80	566	434	20	18	M16	32	4	501	499	70	10	60	0.5	5	629	123	3.7	5.2	85
	012.25.500																	6	628.8	102	4.5	6.2
10	011.30.560	662	458	80	626	494	20	18	M16	32	4	561	558	70	10	60	0.5	5	689	135	3.7	5.2	95
	012.30.560																	6	688.8	112	4.5	6.2
10H	011.25.560	662	458	80	626	494	20	18	M16	32	4	561	559	70	10	60	0.5	5	689	135	3.7	5.2	95
	012.25. 560																	6	688.8	112	4.5	6.2
11	011.30.630	732	528	80	696	564	24	18	M16	32	4	631	628	70	10	60	0.5	6	772.8	126	4.5	6.2	110
	012.30.630																	8	774.4	94	6	8.3
11H	011.25.630	732	528	80	696	564	24	18	M16	32	4	631	629	70	10	60	0.5	6	772.8	126	4.5	6.2	110
	012.25.630																	8	774.4	94	6	8.2
12	011.30.710	812	608	80	776	644	24	18	M16	32	4	711	708	70	10	60	0.5	6	850.8	139	4.5	6.2	120
	012.30.710																	8	854.4	104	6	8.3
12H	011.25.710	812	608	80	776	644	24	18	M16	32	4	711	709	70	10	60	0.5	6	850.8	139	4.5	6.2	120
	012.25.710																	8	854.4	104	6	8.9
13	011.40.800	922	678	100	878	722	30	22	M20	40	6	801	798	90	10	80	0.5	8	966.4	118	8	11.1	220
	012.40.800																	10	968	94	10	14
13H	011.30.800	922	678	100	878	722	30	22	M20	40	6	801	798	90	10	80	0.5	8	966.4	118	8	11.1	220
	012.30.800																	10	968	94	10	14.1
14	011.40.900	1022	778	100	978	822	30	22	M20	40	6	901	898	90	10	80	0.5	8	1062.4	130	8	11.1
	012.40.900

Types of Ball Bearings

There are several types of ball bearings: Double-row angular contact, Four-point contact, Self-aligning, and Ceramic hybrid. Here’s a brief description of each. For more information, read our article about Double-row angular contact ball bearings. You’ll be better informed about how they’re made. Also, learn about how the cages that hold the balls in place are secured with rivets.

Double-row, angular-contact bearing

Double-row, angular-contact ball bearings are similar in their contact surfaces in one direction, and the two pairs of bearings are installed axially opposite to one another. This design allows them to support combined loads in axial and radial directions. These types of bearings are used for high-precision, high-speed applications. They can be used in everything from turbines to dentistry equipment. Double-row, angular-contact bearings are available at Grainger, as are single-row versions.
Double-row, angular-contact ball bearings are a popular option for applications where high precision and high speed are required. The design features of these bearings are ideal for applications with axial space restrictions. In contrast, they are smaller than two single-row angular-contact bearings and are available in steel, polyamide, or brass cages. Whether you need a cage for high speed or hard operating conditions is up to you. If you are unsure about the right cage for your application, contact Schaeffler.
Single-row angular-contact ball bearings are the most common type of bearings. Double-row bearings are also available with a shielded outer ring, which protects the balls inside the bearing from external contaminants. Because these double-row bearings are a good choice for applications requiring high performance, they are often the most affordable option. They offer similar performance as single-row bearings but are much more rigid.
Preloading is a key performance characteristic for double-row angular-contact ball bearings. Preloading can decrease the service life of double-row angular-contact ball bearings by up to 380 percent. Alternatively, you can preload double-row angular-contact ball bearings by placing spacers between their outer rings. Good double-row angular-contact bearing installation will increase working accuracy and bearing life.
bearing

Four-point contact ball bearing

The Four Point Contact Ball Bearing Market can be segmented into three types: 35 Degree, 45 Degree, and Other. The 35 Degree segment is expected to witness the fastest growth over the next few years, owing to its increased operational speed and competence in axial and radial axis load handling. Other types of four-point contact ball bearings include the Miniature and Deep Groove varieties. These are widely used in automobiles, aerospace, and other industries.
These bearings are designed for oil-free screw compressors, and they feature an outer-ring guided brass cage to reduce friction and increase running accuracy. In addition, they have lower maintenance costs compared to conventional bearings. However, they have a higher mean roughness value than their counterparts. High-speed operations require high-speed bearings that can withstand fast speed changes. This is because of the higher friction rate, which results from four-point contact.
The Four-Point Contact Ball Bearing is a highly versatile product, as it can handle radial, thrust, and moment loads. Because of this, it is often the first choice for slow to moderate-speed applications. This design also has a simplified assembly process, requiring only a single double-half-turn to install. It is the first choice of many automotive OEMs because it is extremely efficient. If you want a ball bearing with these benefits, you should contact a local bearing company.
The Four-Point Contact Ball Bearing Market will continue to grow despite a tough economy and volatile trade conditions. Demand for automotive and aerospace components is expected to grow alongside a variety of technological advancements. Meanwhile, demand for energy-efficient products will continue to increase with changes in trade policy, an imbalance in the supply-side ecosystem, and geopolitical risk. And while all these factors will continue to drive the market growth, a few challenges are worth considering.
The Four-Point Contact Bearing is designed with the same basic structure as its two-point counterpart. In a four-point contact ball bearing, one ball can have four distinct points of contact with two rings. Two of these contact points may be in diagonal position. The two remaining contact points change position and accommodate radial loads. Consequently, the Four-Point Contact Bearing is more flexible and robust than its two-point counterparts.
bearing

Self-aligning ball bearing

The self-aligning ball bearing is an incredibly useful tool in many industries. This type of bearing has a sealing lip that makes contact with a smooth chamfer on the inner ring. Because of the self-aligning nature of these bearings, they are not prone to misalignment. They can withstand temperatures ranging from -30°C to 120°C and should not be heated prior to installation.
A self-aligning ball bearing is an elastomer-based spherical-shaped bearing with two rows of rolling elements. These bearings can accommodate large radial loads, and their outer ring raceway is curved to provide a spherical effect. The inner ring, or cage, can be either cylindrical or conical. The inner diameter of a self-aligning ball bearing is normally cylindrical, but some are conical. They typically have three oil holes.
When choosing a self-aligning ball bearing, look for a model with a large enough bearing diameter to accommodate the shaft’s bending. Self-aligning bearings may also be interchangeable with standard ball bearing assemblies. You can find individual values in manufacturer catalogues. These bearings are useful in limited applications, although they are not necessarily ideal for everything. For example, in applications where combined loads are the main concern, self-aligning ball bearings should only be used if the application requires minimal misalignment.
A self-aligning ball bearing is a highly-efficient, energy-efficient solution for a variety of applications. It is a simple, low-maintenance solution that makes your life easier. Its unique outer raceway allows restraining springs to absorb the deflection that is common in other bearings. The result is a cooler, smoother running vehicle. It also helps prevent misalignment, which makes it ideal for use in many applications.
The SKF self-aligning ball bearing is an excellent choice for applications involving heavy deflection of the shaft. They are the lowest-friction bearing available. Their steel plate reinforced seals prevent them from separating from the shaft during operation. They are also resistant to oil, making them the perfect solution for high-speed applications. In addition to this, they are designed to work in a wide range of temperatures.
bearing

Ceramic hybrid ball bearing

A hybrid ball bearing made from a combination of steel and ceramics is a good option for high-speed applications requiring electrical isolation. This combination offers an extended lifespan and minimal electrical corrosion or seizure risk. In addition, the hybrid ball bearings have less friction than steel bearings and can operate at low speeds. To learn more about this hybrid type of bearing, continue reading. We’ll also discuss how it can help your application.
Full ceramic balls are generally harder than steel, but they do have lower density, meaning they’re not subject to the same high centrifugal forces as steel balls. These benefits make ceramic ball bearings much more durable, with long lifespans. Both full and hybrid ceramic ball bearings are available from CZPT. Read on to learn more about each type. Here’s a look at some of the benefits of each. You’ll be pleasantly surprised.
A hybrid ball bearing consists of steel inner and outer rings and a ceramic ball. It can withstand high speeds and loads, but it’s also designed to operate in extreme temperatures. This hybrid ball bearing also requires minimal lubrication and is suitable for a variety of applications. Because of its unique characteristics, hybrid bearings are lightweight and hard, and they spin faster than steel balls. But how do you choose the right one for your application?
A ceramic ball bearing is better than a steel one for many applications. Its greater speed capability and lower friction allow it to operate at higher speeds than steel balls. It is also less sensitive to fluctuations in lubrication conditions than steel balls. They also tend to be cheaper, so it makes sense to invest in one. It’s worth your while. They last longer, and they don’t require a run-in period.
A hybrid ball bearing is the best choice for electric spindles with high speed and heavy loads. A hybrid ceramic ball bearing has the advantage of low heat and high stiffness, and can operate at high speeds and loads. This thesis explores the dynamic characteristics of a hybrid ceramic ball bearing, including analysis calculations and experiment verification. The results provide reliable data and lay the foundation for professional spindle optimum design tests. It is a worthy addition to any machine shop.

editor by czh 2023-01-22