Type: BALL
Structure: Deep Groove
Applicable Industries: Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Food Shop, Printing Shops, Construction works , Other
Bore Size: 6 – 24 mm
Model Number: SG20 track roller bearing
Precision Rating: ABEC1 ABEC3 ABEC5 ABEC7 ABEC9
Seals Type: ZZ 2RS
Number of Row: Single row
bearing model number: U groove track roller bearing SG20
Product name: U Groove Track Roller Bearing for linear rail
Application: Embroidery machine,Linear rail,testile machine
Material: Chrome Steel Gcr1 , Stainless steel
Sample: Avaliable
Precision rating: ABEC1 ABEC3 ABEC5 ABEC7 ABEC9
seals type: rubber seal,steel seal
Service: OEM Customized Services
Vibration level: V1 V2 V3 V4
Noise Level: Z1,Z2,Z3,Z4
Packaging Details: According to your requirements

Chinese U groove track roller bearing SG20 for textile machine

U groove Track roller bearing CZPT wheel bearing Embroidery machine track roller bearing

Track rollers with Gothic CZPT Groove-type SG
1.SG Series Rollers are the most widely-use and economy product among the linear motion track rollers and they can suite to the cylindrical track.
2.There are 2 contact points between the roller and track,so the contact function is favorable
3.Rollers feature double row angular contact ball bearing its internal structure design and a thick-walled outer ring,so rollers can accommodate higher loads
4.Roller are made of high-quality bearing steel,processed by heat treatment and precision grind and are filled with a long service life,high-Grade and multi-purposes grease.Rollers mount the metal shield(KDD) or CZPT seal(NPP) to prevent the dust.
Xihu (West Lake) Dis. Bearing also can provide the rollers with concentric or eccentric pivot. Some types of the rollers can be made from the corrosion Resistance steel.

U groove CZPT wheel bearing is the most widely-use and economy product among the linear motion track rollers, and they can suit to the cylindrical track.
Various structure: WV,LV,V,LFR,LR,W SeriesSealed type: Z, ZZ, RS, 2RS, 2RS1, NPP, KDD, P, PP, N, NR
Material: GCr15,100Cr6,Chrome Steel,steel ,stainless steel

Features:

U GROOVE BEARING SG TRACK ROLLERS BEARING FEATURE
1.High Allowable speed,Low resistance,long service life
For series SG Rollers,the surface profile of the outer ring is designed as the GOTHIC ARCH.
When rollers running,three are tow contact points with an angle of 60 degrees between the roller and track.So the friction resistance is low and the loads is in equality,thus avoiding the stresses concentration and edge effect caused by the error from installation and manufacture,making the track system has the characteristics of high speed,low energy consumption,long service life and minimum noise level.

2.Easy Installation
As rollers assembled the concentric or eccentric pivot,installation can be made convenient. To adjust the eccentric one’s eccentricity,these rollers can get the fitting preload

3.Smooth running,minimum error and lower noise level
XIHU (WEST LAKE) DIS. BEARING special manufacture equipment of machine and inspection facilities made accuracy in the profile of roller. Mature manufacture techniques and critical inspection procedure make all rollers good in the kea(Radial run outer)of outer ring and roundness of working surface,so the CZPT system in motion is smooth running,minmum error and lower running noise level

Specification

VW series roller bearing according to difference of seal type can be divided into iron cover seal (no suffix, such as: W1) and rubber cover seal (name of X suffix, such as: W2X) 2 kindsIf using stainless steel material, the name will be the words with the SS, such as: W3SSX

Model
Weight
Size (mm)

≈ (g)
dw
d
D
C
B
SG15
8
6
5
17
8
5.75
SG15-10
9
10
5
17
8
5.75
SG20
25
8
6
24
11
7.25
SG25
49
10
8
30
14
8.5
SG35
136
12
12
42
19
12.5
SG15N
8
6
5
17
8
5.75
SG20N
25
8
6
24
11
7.25
SG25N
49
10
8
30
14
8.5
SG35N
136
12
12
42
19
12.5
LFR 50/5-4 N
8
4
5
16
7
5
LFR 50/5-5
8
5
5
17
7
5
LFR 50/5 N
8
6
5
17
7
5
LFR 50/8 N
25
6
8
24
11
7
LFR 50/8-8 N
25
8
8
24
11
7
Designation



A1
A2
Chamfer r/min

Weight

Bore
O.D.
Width


mm
Load


mm
mm
mm






D1
D
B
A1
A2
R/min
Cw(KN)
Cow(KN)
Kg
W1
4.763
19.56
7.87
7.9.
11.86
0.3
2.2
1
11
W1X
4.763
19.56
7.87
7.93
11.86
0.3
2.2
1
11
W2
9.525
30.73
11.1
12.7
18.24
0.3
4.9
2.5
38
W2X
9.525
30.73
11.1
12.7
18.24
0.3
4.9
2.5
38
W3
12
45.72
15.88
19.05
26.98
0.6
9.4
4.9
130
W3X
12
45.72
15.88
19.05
26.98
0.6
9.4
4.9
130
W4
15
59.94
19.05
25.4
34.93
1
14.8
8.2
280
W4X
15
59.94
19.05
25.4
34.93
1
14.8
8.2
280
RM1ZZ
4.763
19.56
7.87
7.9.
11.86
0.3
2.2
1
11
RM1 2RS
4.763
19.56
7.87
7.93
11.86
0.3
2.2
1
11
RM2ZZ
9.525
30.73
11.1
12.7
18.24
0.3
4.9
2.5
38
RM2 2RS
9.525
30.73
11.1
12.7
18.24
0.3
4.9
2.5
38
RM3ZZ
12
45.72
15.88
19.05
26.98
0.6
9.4
4.9
130
RM3 2RS
12
45.72
15.88
19.05
26.98
0.6
9.4
4.9
130
RM4ZZ
15
59.94
19.05
25.4
34.93
1
14.8
8.2
280
RM4 2RS
15
59.94
19.05
25.4
34.93
1
14.8
8.2
280

Product Overviews
Embroidery machine bearing U groove track roller bearing SG10 SG15 SG20 SG25 SG35

Bearing SG15 SG15-10 SG20 SG20 SG25 SG35 SG15N SG20N SG25N SG35N roller bearing

Embroidery machine track roller bearing SG15 SG20 SG25 SG35 U Groove bearing for linear CZPT rail

Embroidery machine bearing SG15 bearing 51797 with red seal for textile machinery bearing
SG15 bearing 51797 with red seal for textile machinery bearing

concentric bush U groove roller Bearing with eccentric bushings

Textile machinery bearing conveyor bearing SG15 SG15-10 SG20 SG20 SG25 SG35 SG15N SG20N SG25N SG35N

SG15 SG15-10 SG20 SG20 SG25 SG35 SG15N SG20N SG25N SG35N U Groove Track Roller Bearing for linear rail

bearings with concentric bush for guideway,Rollers with
eccentric pivot,eccentric bearing
SG15 SG15-10 SG20 SG20 SG25 SG35 SG15N SG20N SG25N SG35N U groove Track roller bearing with screw

Application:

SG series of CZPT roller and CZPT roller bearing performance of the LFR series, the unique “countersunk head” design makes SG series CZPT roller is mainly applied to flat, particularly compact CZPT to installation space, and form a complete set of CZPT roller fixed bearing loading CZPT roller after not highlight or rarely highlights to bearing plane. Use on the embroidery machine, numerical control equipment.
u groove bearing is widely used in home appliances, testile machine, etc.
SG Series Embroidery machine track roller bearing models:SG15 SG15-10 SG20 SG20 SG25 SG35 SG15N SG20N SG25N SG35N LFR50/5-4N LFR50/5N LFR50/5 LFR50/8N LFR50/8-8N
LV Series track roller bearing: LV 20/7 ZZ, LV 20/8 ZZ, LV20/10ZZ, LV 202-38 ZZ, LV 202-40 ZZ, LV 201 ZZ, LV 201-14.2RS, LV 202-41 ZZ, LV 203 ZZ, LV 204-57 ZZ, LV 204-58 ZZ

Bearing Series

60series
606,607,608,6000,6001,6002,6003,6004,6005,6006,6007,6008,6009,6571,6011,6012,6013,6014,6015
62series
626,627,628,629,6200,6201,6202,6203,6204,6205,6206,6207,6208,6209,6210,6211,6212
63series
6300,6301,6302,6303,6304,6305,6306,6307,6308,6309,6310,6311,6312
67series
6705
68series
686,687,688,689,6800,6801,6802,6803,6804,6805,6806,6807,6808,6809.6810
69series
696,697,698,699,6900,6901,6902,6903,6904,6905,6906,6907,6908,6909,6910
Inch series
1603,1604,1605,1606,1607,1614,1615,1616,1620,1622,1623,1628,1633,1638,1640,1641,R3,R4,R6,
R8,R10,R12,R14,R16,R168,99502H,499502H
16000Series
16001, 16002, 16003, 16005, 16007

Our ServicesOEM and SAMPLE is Possible
Packaging & ShippingNatural package:
White box,Plastic Tubes,Wooden cartonsCustomized Package According to our customer’s requirements
Delivery time:3-5 days or according to our customer’s order quantity

Company InformationShuangCheng Bearing Co., Ltd. Specializing in various types of bearings including Deep Groove Ball Bearing,608 Skate baring,Taper roller bearing,Cylindrical roller bearing,Angular contact ball bearing,Thrust ball bearing,Self-aligning ball bearing,linear bearing,Needle roller bearing,Pillow block bearing,Rod End bearing as well as Ceramic bearing,Plastic Bearing,Brand Bearing.
Brand Bearing like NSK CZPT CZPT NMB KG THK TBI PMI ABBA HIWIN et
Our products widely used in Bearing toys(Hand Spinner Fidget Toys),Agricultural,Textile machine,Mining,Printing and packing industries,CNC Router Spindle et
OEM Service is acceptable according to our clients requirements

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 Chinese U groove track roller bearing SG20 for textile machine     bearing blockChina Chinese U groove track roller bearing SG20 for textile machine     bearing block
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