Product Description

Product series 1. Single Row Four Point Contact Ball Slewing Bearing
2. Single Row Crossed Roller Slewing Bearing
3. Double Row Ball Slewing Bearing
four. Three Row Roller Slewing Bearing
5. Thin Section Slewing bearing 
Outside Diameter 300 – 5000 mm
Bore Diameter a hundred and twenty – 4200 mm
Gear Options External gear
Internal gear
Without gear
Raw material 50Mn, 42CrMo
Rolling element Ball or roller
Brand Name FUSEN
Place of Origin China
Certification ISO9001:2008, SGS
Warranty 1 year
Delivery Time: 20-50DAYS
Payment Terms: L/C,T/T,Western Union 
Packaging Details: one:Filling with rust-proof oil 
2:Packing with protective layers 
three:Fixed in wooden box

    D
(mm)
d
(mm)
H
(mm)
D1
(mm)
D2
(mm)
dn1
dn2
(mm)
dm1
dm2
(mm)
L
(mm)
n1 H1
(mm)
H
(mm)
b
(mm)
m
(mm)
da
(mm)
da
(mm)
02.25.five hundred one 616 384 106 580 420 eighteen M16 32 20 4 ninety six 26 60 five
6
644
646.eight
126
one hundred and five
357
350.four
72 
59
02.25.560 two 676 444 106 640 480 eighteen M16 32 twenty 4 ninety six 26 sixty five
six
704
706.eight
138
115
417
410.four
eighty four
69
02.25.630 three 746 514 106 710 550 18 M16 32 24 4 ninety six 26 60 6
8
790.8
790.four
129
96
482.four
475.2
81
60
02.twenty five.710 four 826 594 106 790 630 eighteen M16 32 24 four 96 26 60 six
eight
862.8
862.four
141
a hundred and five
560.four
555.2
ninety four
70
02.30.800 five 942 658 124 898 702 22 M20 40 thirty 6 114 29 80
10
982.four
988
one hundred twenty
96
619.2
614
seventy eight
62
02.30.900 six 1042 758 124 998 802 22 M20 40 thirty six 114 29 eighty eight
10
1086.four
1088 
133
106
715.2
714
ninety
seventy two
02.30.a thousand 7 1142 858 124 1098 902 22 M20 40 36 six 114 29 80 ten
twelve
1198
1197.six
117
ninety seven
814
796.eight
82
67
02.30.1120 eight 1262 978 124 1218 1571 22 M20 40 36 6 114 29 eighty ten
twelve
1318
1317.6
129
107
924
916.8
ninety three
77
02.40.1250 9 1426 1074 160 1374 1126 26 M24 forty eight forty 5 a hundred and fifty 39 ninety 12 
14
1497.six
1495.two
122
104
1012.eight
1013.6
eighty five
73
02.40.1400 ten 1576 1224 one hundred sixty 1524 1276 26 M24 forty eight 40 5 one hundred fifty 39 90 12
14
1641.6
1649.two
134
115
1156.eight
1153.6
ninety seven
eighty three
02.40.1600 eleven 1776 1424 one hundred sixty 1724 1476 26 M24 forty eight 45 5 one hundred fifty 39 ninety fourteen
16
1845.two
1852.8
129
113
1349.6
1350.four
97
eighty five
02.forty.1800 12 1976 1624 a hundred and sixty 1924 1676 26 M24 forty eight 45 five one hundred fifty 39 90 fourteen
16
2055.2
2060.eight
144
126
1545.six
1542.4
111
ninety seven
02.fifty.2000 13 2215 1785 a hundred ninety 2149 1851 33 M30 sixty forty eight 8 178 47 a hundred and twenty 16
18
2300.8
2300.four
141
one hundred twenty five
1702.4
1699.2
107
95
02.fifty.2240 fourteen 2455 2571 190 2389 2091 33 M30 60 forty eight eight 178 forty seven a hundred and twenty sixteen
18
2540.eight
2552.4
156
139
1942.four
1933.two
122
108
02.fifty.2500 15 2715 2285 a hundred ninety 2649 2351 33 M30 sixty 56 eight 178 forty seven a hundred and twenty eighteen
20
2804.four
2816
153
138
2203.two
2188
123
110
02.50.2800 sixteen 3015 2585 190 2949 2651 33 M30 60 fifty six 8 178 47 a hundred and twenty eighteen
20
3110.4
3116
a hundred and seventy
153
2491.2
2488
139
one hundred twenty five
02.sixty.3150 seventeen 3428 2872 226 3338 2962 45 M42 eighty four 56 eight 214 56 one hundred fifty 20
22
3536
3537.six
174
158
2768
2758.8
139
126
02.sixty.3550 eighteen 3828 3272 226 3738 3362 forty five M42 84 fifty six 8 214 56 150 twenty
22
3936
3933.six
194
176
3168
3176.8
159
one hundred forty five
02.sixty.4000 19 4278 3722 226 4188 3812 45 M42 eighty four 60 ten 214 fifty six a hundred and fifty 22
twenty five
4395.six
4395
197
173
3616.8
3610
one hundred sixty five
145
02.sixty.4500 20 4778 4222 226 4688 4312 forty five M42 eighty four 60 ten 214 56 a hundred and fifty 22
twenty five
4879.6
4895
219
193
4122.8
4110
188
one hundred sixty five

To Be Negotiated 1 Piece
(Min. Order)

###

Standard or Nonstandard: Standard
Feature: High Speed, Cold-Resistant, Corrosion-Resistant
Sealing Gland: Non-Seal
Rolling-Element Number: Double-Row
Roller Type: Deep Groove Raceway
Material: Alloy

###

Customization:

###

Product series 1. Single Row Four Point Contact Ball Slewing Bearing
2. Single Row Crossed Roller Slewing Bearing
3. Double Row Ball Slewing Bearing
4. Three Row Roller Slewing Bearing
5. Thin Section Slewing bearing 
Outside Diameter 300 – 5000 mm
Bore Diameter 120 – 4200 mm
Gear Options External gear
Internal gear
Without gear
Raw material 50Mn, 42CrMo
Rolling element Ball or roller
Brand Name FUSEN
Place of Origin China
Certificate ISO9001:2008, SGS
Warranty 1 year
Delivery Time: 20-50DAYS
Payment Terms: L/C,T/T,Western Union 
Packaging Details: 1:Filling with rust-proof oil 
2:Packing with protective layers 
3:Fixed in wooden box

###

    D
(mm)
d
(mm)
H
(mm)
D1
(mm)
D2
(mm)
dn1
dn2
(mm)
dm1
dm2
(mm)
L
(mm)
n1 H1
(mm)
H
(mm)
b
(mm)
m
(mm)
da
(mm)
da
(mm)
02.25.500 1 616 384 106 580 420 18 M16 32 20 4 96 26 60 5
6
644
646.8
126
105
357
350.4
72 
59
02.25.560 2 676 444 106 640 480 18 M16 32 20 4 96 26 60 5
6
704
706.8
138
115
417
410.4
84
69
02.25.630 3 746 514 106 710 550 18 M16 32 24 4 96 26 60 6
8
790.8
790.4
129
96
482.4
475.2
81
60
02.25.710 4 826 594 106 790 630 18 M16 32 24 4 96 26 60 6
8
862.8
862.4
141
105
560.4
555.2
94
70
02.30.800 5 942 658 124 898 702 22 M20 40 30 6 114 29 80
10
982.4
988
120
96
619.2
614
78
62
02.30.900 6 1042 758 124 998 802 22 M20 40 30 6 114 29 80 8
10
1086.4
1088 
133
106
715.2
714
90
72
02.30.1000 7 1142 858 124 1098 902 22 M20 40 36 6 114 29 80 10
12
1198
1197.6
117
97
814
796.8
82
67
02.30.1120 8 1262 978 124 1218 1022 22 M20 40 36 6 114 29 80 10
12
1318
1317.6
129
107
924
916.8
93
77
02.40.1250 9 1426 1074 160 1374 1126 26 M24 48 40 5 150 39 90 12 
14
1497.6
1495.2
122
104
1012.8
1013.6
85
73
02.40.1400 10 1576 1224 160 1524 1276 26 M24 48 40 5 150 39 90 12
14
1641.6
1649.2
134
115
1156.8
1153.6
97
83
02.40.1600 11 1776 1424 160 1724 1476 26 M24 48 45 5 150 39 90 14
16
1845.2
1852.8
129
113
1349.6
1350.4
97
85
02.40.1800 12 1976 1624 160 1924 1676 26 M24 48 45 5 150 39 90 14
16
2055.2
2060.8
144
126
1545.6
1542.4
111
97
02.50.2000 13 2215 1785 190 2149 1851 33 M30 60 48 8 178 47 120 16
18
2300.8
2300.4
141
125
1702.4
1699.2
107
95
02.50.2240 14 2455 2025 190 2389 2091 33 M30 60 48 8 178 47 120 16
18
2540.8
2552.4
156
139
1942.4
1933.2
122
108
02.50.2500 15 2715 2285 190 2649 2351 33 M30 60 56 8 178 47 120 18
20
2804.4
2816
153
138
2203.2
2188
123
110
02.50.2800 16 3015 2585 190 2949 2651 33 M30 60 56 8 178 47 120 18
20
3110.4
3116
170
153
2491.2
2488
139
125
02.60.3150 17 3428 2872 226 3338 2962 45 M42 84 56 8 214 56 150 20
22
3536
3537.6
174
158
2768
2758.8
139
126
02.60.3550 18 3828 3272 226 3738 3362 45 M42 84 56 8 214 56 150 20
22
3936
3933.6
194
176
3168
3176.8
159
145
02.60.4000 19 4278 3722 226 4188 3812 45 M42 84 60 10 214 56 150 22
25
4395.6
4395
197
173
3616.8
3610
165
145
02.60.4500 20 4778 4222 226 4688 4312 45 M42 84 60 10 214 56 150 22
25
4879.6
4895
219
193
4122.8
4110
188
165
To Be Negotiated 1 Piece
(Min. Order)

###

Standard or Nonstandard: Standard
Feature: High Speed, Cold-Resistant, Corrosion-Resistant
Sealing Gland: Non-Seal
Rolling-Element Number: Double-Row
Roller Type: Deep Groove Raceway
Material: Alloy

###

Customization:

###

Product series 1. Single Row Four Point Contact Ball Slewing Bearing
2. Single Row Crossed Roller Slewing Bearing
3. Double Row Ball Slewing Bearing
4. Three Row Roller Slewing Bearing
5. Thin Section Slewing bearing 
Outside Diameter 300 – 5000 mm
Bore Diameter 120 – 4200 mm
Gear Options External gear
Internal gear
Without gear
Raw material 50Mn, 42CrMo
Rolling element Ball or roller
Brand Name FUSEN
Place of Origin China
Certificate ISO9001:2008, SGS
Warranty 1 year
Delivery Time: 20-50DAYS
Payment Terms: L/C,T/T,Western Union 
Packaging Details: 1:Filling with rust-proof oil 
2:Packing with protective layers 
3:Fixed in wooden box

###

    D
(mm)
d
(mm)
H
(mm)
D1
(mm)
D2
(mm)
dn1
dn2
(mm)
dm1
dm2
(mm)
L
(mm)
n1 H1
(mm)
H
(mm)
b
(mm)
m
(mm)
da
(mm)
da
(mm)
02.25.500 1 616 384 106 580 420 18 M16 32 20 4 96 26 60 5
6
644
646.8
126
105
357
350.4
72 
59
02.25.560 2 676 444 106 640 480 18 M16 32 20 4 96 26 60 5
6
704
706.8
138
115
417
410.4
84
69
02.25.630 3 746 514 106 710 550 18 M16 32 24 4 96 26 60 6
8
790.8
790.4
129
96
482.4
475.2
81
60
02.25.710 4 826 594 106 790 630 18 M16 32 24 4 96 26 60 6
8
862.8
862.4
141
105
560.4
555.2
94
70
02.30.800 5 942 658 124 898 702 22 M20 40 30 6 114 29 80
10
982.4
988
120
96
619.2
614
78
62
02.30.900 6 1042 758 124 998 802 22 M20 40 30 6 114 29 80 8
10
1086.4
1088 
133
106
715.2
714
90
72
02.30.1000 7 1142 858 124 1098 902 22 M20 40 36 6 114 29 80 10
12
1198
1197.6
117
97
814
796.8
82
67
02.30.1120 8 1262 978 124 1218 1022 22 M20 40 36 6 114 29 80 10
12
1318
1317.6
129
107
924
916.8
93
77
02.40.1250 9 1426 1074 160 1374 1126 26 M24 48 40 5 150 39 90 12 
14
1497.6
1495.2
122
104
1012.8
1013.6
85
73
02.40.1400 10 1576 1224 160 1524 1276 26 M24 48 40 5 150 39 90 12
14
1641.6
1649.2
134
115
1156.8
1153.6
97
83
02.40.1600 11 1776 1424 160 1724 1476 26 M24 48 45 5 150 39 90 14
16
1845.2
1852.8
129
113
1349.6
1350.4
97
85
02.40.1800 12 1976 1624 160 1924 1676 26 M24 48 45 5 150 39 90 14
16
2055.2
2060.8
144
126
1545.6
1542.4
111
97
02.50.2000 13 2215 1785 190 2149 1851 33 M30 60 48 8 178 47 120 16
18
2300.8
2300.4
141
125
1702.4
1699.2
107
95
02.50.2240 14 2455 2025 190 2389 2091 33 M30 60 48 8 178 47 120 16
18
2540.8
2552.4
156
139
1942.4
1933.2
122
108
02.50.2500 15 2715 2285 190 2649 2351 33 M30 60 56 8 178 47 120 18
20
2804.4
2816
153
138
2203.2
2188
123
110
02.50.2800 16 3015 2585 190 2949 2651 33 M30 60 56 8 178 47 120 18
20
3110.4
3116
170
153
2491.2
2488
139
125
02.60.3150 17 3428 2872 226 3338 2962 45 M42 84 56 8 214 56 150 20
22
3536
3537.6
174
158
2768
2758.8
139
126
02.60.3550 18 3828 3272 226 3738 3362 45 M42 84 56 8 214 56 150 20
22
3936
3933.6
194
176
3168
3176.8
159
145
02.60.4000 19 4278 3722 226 4188 3812 45 M42 84 60 10 214 56 150 22
25
4395.6
4395
197
173
3616.8
3610
165
145
02.60.4500 20 4778 4222 226 4688 4312 45 M42 84 60 10 214 56 150 22
25
4879.6
4895
219
193
4122.8
4110
188
165

Advantages and disadvantages of different types of bushings

Bushings are a simple but essential part of machinery with sliding or rotating shaft assemblies. This type of bearing is used in a wide variety of industries because its high load-carrying capacity and excellent anti-friction properties make it a necessity for construction, mining, hydropower, transportation and agricultural machinery. In addition to these applications, bushings also play a vital role in material handling and food processing. This article explores the various types of bushings available.
bushing

air casing

The air bushing forms a frictionless cylinder that applies the load to the rotating object. Bushings are used to measure torque and provide self-centering force in applications where linear motion is critical. The following are load equations that can be used to select the appropriate air sleeve for your application. To learn more about these air sleeves, read on. This article discusses the benefits and uses of air bushings in linear motion.
Bushings have many advantages over bearings. They are not prone to wear and corrosion. Unlike bearings, they can easily bypass conversion and inspection periods. Their high-quality design guarantees reliable machine performance, yet they are inexpensive and easy to replace. In many industries, air compressors are essential for sports. The air bushing eliminates friction, allowing the compressor to work more efficiently. They can also help eliminate the need for frictionless bearings and improve the overall efficiency of the machine.
Another type of air bearing is the cylindrical bushing. These are used for linear and aerostatic motion. Their low friction properties allow them to support radial loads without wearing out or damaging components. They are usually used for normal sized shafts. Air bushings have several components that can be used with other types of air bearings. Cylindrical air bearings have four o-ring grooves that allow them to be inserted into the structure. They are often used with other types of air bearings for smoother motion.

rubber bushing

If you’re looking to buy a new suspension system, you may be wondering if rubber or polyurethane is the right choice. Rubber is less expensive, but not without its drawbacks. Polyurethane is more durable and offers better handling and suspension. Rubber bushings also reduce road feel, while polyurethane isolates the driver from the road. Both materials will help you improve handling and alignment, but each has advantages and disadvantages.
Typically, rubber bushings are cylindrical components with metal inner and outer surfaces. These metals can be stainless steel, mild steel or aluminum. They are usually stress relieved and prestressed for maximum durability. They are designed to meet the exact specifications of a specific application. For example, shock-absorbing rubber bushings are cushioning pads made of polyurethane that absorb road bumps and noise.
Unlike polyurethane, rubber suspension bushings have a shorter lifespan than polyurethane. This is because rubber is more susceptible to damage from UV rays, road chemicals and oils. The rubber also stretches and warps due to the pressure of the road. The rubber bushing also squeaks, which can be cause for concern. But if the noise persists for a long time, it may be a sign that your vehicle needs a new suspension system.
The main reason why cars use rubber bushings is for shock absorption. During machine use, vibration and noise caused by the movement of parts can cause serious damage. To prevent this, rubber bushings act as shock absorbers and damping agents. Rubber bushings are an excellent choice for automakers, but they are also used in a variety of industrial settings.
bushing

Polyurethane bushing

If you want to make your vehicle handle better, polyurethane bushings may be the answer. They come in different shapes and sizes and can improve a wide range of areas. This article will explore the advantages and disadvantages of polyurethane bushings and their potential place in your car. However, before you decide to upgrade your suspension, you should understand the various advantages and disadvantages of polyurethane bushings.
The main difference between a polyurethane bushing and a rubber bushing is how the bushing rides on the suspension arm. Polyurethane bushings do not have faces that slide against each other like rubber bushings. This means they allow for more rotation and flexion, as well as consistent alignment of the control arms. Polyurethane bushings require lubrication, but only need to be lubricated every five years, much longer than equivalent rubber bushings.
Another difference between polyurethane and rubber bushings is hardness. The former has the least elasticity and is generally the most suitable for street use. While rubber bushings provide the best NVH quality, they are also notorious for changing suspension geometry. Rubber is known to be an excellent choice for street use, but polyurethane has a lifespan that far outlasts rubber.

bronze bushing

There are two main types of bronze bushings, sintered and cast. The latter require additional lubrication and are typically used in applications where powder metal products cannot be secured. The former is cheaper than the latter, but the process is more expensive. Bronze bushings can be used in environments where the material will be exposed to high temperature and vibration. For these reasons, the production process is relatively slow and expensive.
The strength of bronze is the main reason why they are so popular. Brass is a softer metal that deforms and corrodes easily. The bronze casing can withstand continuous immersion in water and can last for hundreds of years with little or no maintenance. However, it is important to note that this metal is not resistant to aggressive chemicals and requires regular maintenance to keep it in good condition.
Bronze bushings offer many advantages, including durability and aesthetics. Bronze bushings are available in a variety of sizes and can be ordered in imperial and metric sizes. They can be built to your specifications and are very durable. You can even custom order them if you want. And because they can be customized, they are an excellent choice for high-end applications. The quality of the bronze bushings is second to none.

Plastic bushing

Engineered composite plastic bushings have been shown to last longer than bronze bushings and have also been found to reduce maintenance costs by up to 40%. Plastic bushings have become the first choice for thousands of applications, including medical equipment, food processing machinery, pumps, and more. Bronze bushings are oil-impregnated, but their performance is limited by their inherent weaknesses: oil-impregnated bronze tends to develop high levels of capillary action and requires rotational motion to maintain an intact oil film. Low speed and intermittent use of bronze bushings can also hinder the ability of the lubricant to provide adequate lubrication.
Advantages of plastic bushings over metal include low friction, non-reactive surfaces, and long life. CZPT offers a variety of engineering plastics that outperform traditional metals in a range of applications. For example, nylon bushings resist wear while requiring little lubrication. In addition, polymer-shaped plastics are lightweight and highly resistant to aggressive cleaning agents and chemicals.
Besides being less expensive than metal bushings, plastic bushings offer many other advantages. They are very durable, have a low coefficient of friction, and are more wear-resistant than metal. Unlike metal, plastic bushings do not require lubrication and do not absorb dust and oil like metal bushings. They are lightweight, easy to maintain and last longer. This makes them an excellent choice for many applications.
bushing

Sleeve bearing

Sleeve bearings are simple pipes with matching components. They facilitate linear motion by absorbing friction and vibration. They can withstand heavy loads and work at high temperatures for long periods of time. Flange bearings are similar to sleeve bearings, but are enclosed and rotated in a housing unit. Sleeve bearings have higher load-carrying capacity and resistance to shock loads. Furthermore, they are lightweight and low cost.
Another name for sleeve bearings is babbitt radial bearings. These bearings are usually made of bronze and have straight inner and outer diameters. They are also impregnated with oil and can withstand radial loads. Typical uses for sleeve bearings are agriculture, automotive and machine tools. Sleeves can also be solid or cored material, depending on the intended use.
The type of sleeve bearing used in the bushing is important in determining which type of bushing to buy. Sleeve bearings are sized based on pressure and speed considerations. Typically, the PV limit is an upper bound on the combined pressure and velocity for a given casing material. In some cases, the sleeve bearing used in the bushing is the same as the plain bearing.
Sleeve bearings are simple in design and made from a variety of materials, including bronze and plastic. They are more affordable than metal, but plastic is still not inaudible. Plastic sleeve bearings will rattle like metal bearings if the gap between the two bushings is not accurate. Additionally, high temperature electronic painting can permanently thin the casing. The stainless steel backing provides a good surface for electronic painting and enhances abrasion resistance.

China Double Row Slewing Bearing for Excavator     bearing and raceChina Double Row Slewing Bearing for Excavator     bearing and race
editor by czh 2022-12-17