China Hot selling Japanese Kana Nk Standard Nk80b Sprockets B Type

Product Description

Product Description

 

 
 
     
Chain No.80  
Pitch (P) 25.4 mm
Internal Width (W) 15.88 mm
Roller Dia. (Dr) 15.88 mm
Teeth Width (T) 14.6 mm
Sprocket No. Outside Dia.
Do
Pitch Dia.
Dp
Bore Dia. Hub Weight
(kg)
Type Z Stock Bore  Min. Max BD BL
NK80B 9 85 74.27 16 18 35 *58 40 0.87
10 93 82.19 16 18 32 52 40 1.02
11 102 90.16 16 18 38 60 40 1.25
12 110 98.14 16 18 45 67 40 1.60
13 118 106.14 16 18 51 77 40 1.90
14 127 114.15 16 18 51 77 40 2.15
15 135 122.17 20 22 63 93 40 2.30
16 143 130.20 20 22 63 93 40 2.50
17 151 138.23 20 22 63 93 40 2.95
18 159 146.27 20 22 63 93 40 3.15
19 167 154.32 20 22 63 93 40 3.40
20 176 162.37 20 22 63 93 40 3.60
21 184 170.42 20 22 63 93 40 3.85
22 192 178.48 26 28 75 107 45 5.00
23 200 186.54 26 28 75 107 45 5.23
24 208 194.60 26 28 75 107 45 5.50
25 216 202.66 26 28 75 107 45 5.80
26 224 210.72 26 28 75 107 45 6.10
27 233 218.79 26 28 75 107 45 6.40
28 241 226.86 26 28 75 107 45 6.75
29 249 234.93 26 28 75 107 45 7.10
30 257 243.00 26 28 75 107 45 7.40
31 265 251.07 26 28 75 107 45 7.80
32 273 259.14 26 28 75 107 45 8.15
33 281 267.21 26 28 75 107 45 8.50
34 289 275.29 26 28 75 107 45 8.90
35 297 283.36 26 28 75 107 45 9.30
36 306 291.43 26 28 80 117 50 10.60
37 314 299.51 26 28 80 117 50 11.00
38 322 307.58 26 28 80 117 50 11.40
39 330 315.66 26 28 80 117 50 11.90
40 338 323.74 26 28 80 117 50 12.40
41 346 331.81 26 28 80 117 50 12.80
42 354 339.89 26 28 80 117 50 13.30
43 362 347.97 26 28 80 117 50 13.80
44 370 356.04 26 28 80 117 50 14.30
45 378 364.12 26 28 80 117 50 14.90
46 387 372.20 26 28 80 117 50 15.30
47 395 380.28 26 28 80 117 50 15.70
48 403 388.36 26 28 80 117 50 15.80
50 419 404.52 26 28 80 117 50 17.65
52 435 420.68 26 28 80 117 50 18.70
53 443 428.76 26 28 80 117 50 19.30
54 451 436.84 26 28 80 117 50 20.00
55 459 444.92 26 28 80 117 50 20.60
56 468 453.00 26 28 80 117 50 21.30
58 484 469.16 26 28 80 117 50 22.55
60 500 485.33 26 28 80 117 50 23.10
65 540 525.73 26 28 89 127 63 29.40
70 581 566.15 26 28 89 127 63 32.10
75 621 606.56 26 28 89 127 63 36.20
80 662 646.97 26 28 95 137 71 42.90
90 743 727.80 26 28 95 137 71 53.00
 
     

Company Profile

 

Services we can provide

1. Produce strictly following standard dimension
2. Material: 1045 Steel / Alloy Steel / Stainless Steel 304 & 316 
3. Standard: ANSI, DIN, JINS, ISO, KANA, Standard America, or customer’s drawing
4. Pilot bore, finished bore, taper bore, and special bore. 
5. Bright surface / high precision / Blacking /Electrophoretic-Coated
6. Advanced heat treatment and surface treatment craft
7. Best quality and competitive price. 
8. Welcome OEM / ODM 
9. Processing Equipment: Hobbing machine, Slotting machine, CNC lathes, and other equipment.
10. Sprocket Models: Contains special sprocket according to customer’s drawings, standard sprocket (American standard and metric).
 

Customization process
1.Provide documentation:CAD, DWG, DXF, PDF,3D model ,STEP, IGS, PRT

2.Quote:We will give you the best price within 24 hours

3.Place an order:Confirm the cooperation details and CZPT the contract, and provide the labeling service

4.Processing and customization:Short delivery time

Related products:

Factory:
As a professional China sprocket manufacturer and professional supplier, we ensure the quality of every sprocket. All items are checked and tested thoroughly during every working procedure and after the product is finally manufactured to ensure that the best quality product goes out in the market.

 

Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Stainless Steel
Spherical: Aligning Bearings
Load Direction: Axial Bearing

small sprocket

Are there different types of small sprockets available, and how do they vary in design?

Yes, there are different types of small sprockets available, and they can vary in design based on their specific applications. The design variations are intended to meet the diverse needs of different industries and machinery. Here are some of the common types of small sprockets and their design differences:

  1. Plain Bore Sprockets: These sprockets have a plain bore without any special features. They are designed to be mounted directly onto a shaft or spindle using a keyway or set screws. Plain bore sprockets are widely used in various industrial applications.
  2. Taper Bushed Sprockets: Taper bushed sprockets have a tapered bore with a bushing. The bushing is mounted into the sprocket’s bore, providing a secure and reliable fit. This design allows for easy installation and removal, making it ideal for applications where frequent sprocket changes are required.
  3. QD (Quick Disconnect) Sprockets: QD sprockets feature a unique bushing system that allows for quick and easy installation and removal without the need for extensive disassembly. They are commonly used in applications that require frequent sprocket changes or where maintenance time needs to be minimized.
  4. Double Single Sprockets: Also known as duplex sprockets, these have two sets of teeth positioned side by side. They are used with double-strand roller chains and are employed in heavy-duty applications that require higher load-carrying capacity.
  5. Idler Sprockets: Idler sprockets are not connected to a power source but are used to guide and maintain proper tension in a chain system. They have no shaft or bore and are often used in conveyor systems and other chain-driven mechanisms.
  6. Double Pitch Sprockets: These sprockets have larger gaps between the teeth, accommodating double-pitch roller chains. They are used in applications that require lower speeds and lighter loads.
  7. Stainless Steel Sprockets: These sprockets are made from stainless steel, which offers excellent corrosion resistance. They are suitable for applications where exposure to moisture, chemicals, or harsh environments is a concern.
  8. Plastic Sprockets: Plastic sprockets are made from durable, lightweight materials such as nylon or acetal. They are used in applications where reduced noise, self-lubrication, or resistance to chemicals is required. They are also commonly used in food processing equipment.
  9. Custom Sprockets: Manufacturers can provide custom sprockets designed to meet specific application requirements. Customization options may include variations in tooth count, pitch size, bore diameter, material, and special features tailored to the machinery or equipment.

Each type of small sprocket serves a particular purpose and offers distinct advantages based on its design. When selecting a small sprocket for a specific application, factors such as load capacity, speed, environment, and compatibility with the chain type should be carefully considered to ensure optimal performance and longevity.

small sprocket

Are there any special considerations for using small sprockets in conveyor systems?

Yes, there are several special considerations when using small sprockets in conveyor systems. Conveyor systems are commonly used for material handling in industries, and small sprockets play a crucial role in these applications. Here are some key considerations:

  • Load Capacity: Conveyor systems often carry heavy loads, and small sprockets must be selected based on the maximum load they can handle. The load capacity of the sprockets should match the requirements of the conveyor system to ensure smooth and efficient operation.
  • Material Selection: The material of the small sprockets is essential in conveyor applications. Steel sprockets are commonly used due to their high strength and durability. Stainless steel sprockets may be preferred in environments with corrosive elements. Plastic sprockets can be used in applications where weight reduction and resistance to chemicals are required.
  • Alignment and Tension: Proper alignment and tension of the chain are critical in conveyor systems to prevent chain misalignment, excessive wear, and premature failure of the sprockets. Regular maintenance and adjustments are necessary to keep the system in optimal condition.
  • Speed and RPM: Conveyor systems often operate at varying speeds, and the small sprockets must be capable of handling the rotational forces at different RPMs. The sprocket design and material should be able to withstand the stresses associated with the operating speed.
  • Contamination and Cleaning: Conveyor systems are exposed to dust, dirt, and debris, which can accumulate on the sprockets and affect their performance. Regular cleaning and proper sealing can help mitigate the impact of contamination.
  • Temperature and Environment: Depending on the application, conveyor systems may operate in extreme temperatures or harsh environments. The sprocket material should be selected to withstand these conditions without compromising performance.
  • Friction and Lubrication: Adequate lubrication is essential to reduce friction between the sprocket teeth and the chain, reducing wear and ensuring efficient power transmission. The choice of lubricant should be compatible with the sprocket material and the operating conditions.

Properly designed and maintained small sprockets in conveyor systems contribute to reliable and efficient material handling. Regular inspections, lubrication, and alignment checks are essential to prevent downtime and prolong the sprockets’ lifespan in conveyor applications.

small sprocket

Can you explain the working principle of a small sprocket in power transmission?

Small sprockets are essential components in power transmission systems, especially when compact size and high torque are required. They operate based on the principle of rotational motion and chain engagement to transfer power between two or more shafts.

Here’s how the working principle of a small sprocket in power transmission can be explained:

  1. Chain Engagement: A small sprocket is typically paired with a chain that has corresponding teeth that fit into the sprocket’s grooves. As the sprocket rotates, the chain engages with the teeth, creating a positive engagement. This interlocking of the chain and sprocket ensures a consistent transfer of power.
  2. Rotational Motion: When power is applied to the small sprocket through a motor or other power source, it starts to rotate. As the sprocket rotates, the engaged chain also moves, transmitting the rotational motion from the sprocket to the connected shaft or component.
  3. Gear Ratio: The number of teeth on the small sprocket and the larger sprockets it is connected to (if part of a multi-sprocket system) determines the gear ratio. Gear ratio is the ratio of the number of teeth between the driving and driven sprockets. This ratio affects the speed and torque of the system. A larger sprocket with more teeth will transmit more torque but at a slower speed, while a smaller sprocket with fewer teeth will transmit less torque but at a higher speed.
  4. Torque Transfer: As the small sprocket rotates, it exerts force on the chain, which then transfers this force to the larger sprocket or connected component. This transfer of force results in the rotational movement of the driven shaft, wheel, or other machinery.
  5. Efficiency: The efficiency of a small sprocket system is crucial to minimize power losses during transmission. Proper alignment and lubrication of the sprocket and chain are essential to reduce friction and improve overall efficiency.

Overall, small sprockets play a vital role in power transmission by converting rotational motion into torque and vice versa. Their precise engagement with the chain ensures a reliable and efficient transfer of power, making them essential components in various mechanical systems and applications.

China Hot selling Japanese Kana Nk Standard Nk80b Sprockets B Type  China Hot selling Japanese Kana Nk Standard Nk80b Sprockets B Type
editor by CX 2023-10-17

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