Vertical honing special honing stone series

19 January 2025
Honing stones are essential tools in precision machining, especially for fine-tuning the inner surfaces of holes. They are particularly effective for working with hard and brittle materials, as well as alloy steels.
Common series of honing stones include the K series, L series, P series, B series, and SK series.
This article will explore the applications, advantages, and key considerations when choosing vertical honing stones.
 
Vertical honing stones are categorized based on the type of abrasive used: diamond honing stones and CBN (cubic boron nitride) honing stones. They are suitable for various materials, including:
 
1. Diamond Honing Stones  
   These stones are ideal for honing gray cast iron, chromed or nitrided surfaces, non-quenched steels, copper and its alloys, aluminum and its alloys, and hard materials like cemented carbide, glass, ceramics, and graphite.
 
2. CBN Honing Stones
   CBN honing stones are perfect for honing alloy, hardened, tempered, and soft steels. They are particularly effective for materials with higher hardness.
 
Vertical honing stones are widely used in industries requiring high-precision inner hole machining. Some of the key industries include:
 
- Oil pump and fuel injectors / - Aerospace / - Automotive and motorcycle manufacturing / - Air conditioning compressors / - Hydraulic and pneumatic systems / - Bearings Manufacturing / - Stator and rotor precision machining
 
These industries demand high machining precision, surface quality, and efficiency, which are well met by honing stones' capabilities.
 
【Compatible Honing Machines
 
Vertical honing stones are compatible with various high-quality honing machines, including SUNNEN/Engis/Gehring/Nagel/Nissin
 
These honing machines provide excellent stability and precise machining control, ensuring consistent and reliable honing results.】
 
honing stone
 
Advantages
 
Vertical honing stones offer numerous benefits, making them a preferred choice for precision inner hole machining:
 
1. High Abrasive Resistance, Long Service Life  
   Made from premium abrasives, honing stones offer exceptional wear resistance, extending their service life significantly.
 
2. Good Self-Sharpening, Resistance to Clogging  
   The high-quality abrasives and design of the honing stones ensure good self-sharpening properties, preventing common issues like clogging and ensuring consistent performance.
 
3. High Honing Efficiency, Excellent Consistency  
   Honing stones exhibit high material removal efficiency during machining while maintaining excellent consistency and uniformity in the surface finish, meeting the stringent precision requirements.
 
4. Wide Application Range  
   Vertical honing stones are versatile and can be used to process various materials, including both metals and non-metals, catering to diverse machining needs.
 
In order to help customers better choose the appropriate honing stone, we use the honing stone series number for reference:
 
K series: K3, K4, K5, K6, K8, K10, K12, K16, K20, AK20
Honing Stone K Series Specifications
Series Number
K3
K4
K5
K6
K8
K10
K12
K16
K20
Stone length(mm)
15
15
18
19
32
32
45
57
63
Bone Dia.(mm)
2.5-3
3-4
4-5
5-6
6-8
8-9.5
9.5-13
13-16
16-19
Adaptable honing head
K3
K4
K5
K6
K8
K10
K12
K16
K20
 
B series: B8, B10, B12, B16, B20
Honing Stone B Series Specifications
Series Number
B8
B10
B12
B14
B16
B20
Stone length(mm)
47
47
60
70
85
95
Bone Dia.(mm)
6-8
8-9.5
9.5-13
9.5-13
13-16
16-19
Adaptable honing head
B8
B10
B12
B14
B16
B20
 
L series: L3, L4, L5, L6, L8, L10, L12, L16, L20
Honing Stone L Series Specifications
Series Number
L3
L4
L5
L6
L8
L10
L12
L16
L20
Stone length(mm)
25
25
32
35
57
57
88
114
114
Bone Dia.(mm)
1.9-3
3-4
4-5
5-6
6-8
8-9.5
9.5-13
13-16
16-32
Adaptable honing head
L3
L4
L5
L6
L8
L10
L12
L16
L20
Honing
 
For example, a honing stone model K10NM5 can be decoded as follows:
 
- K10 series: Indicates a honing stone length of 32mm.
- NM: Refers to the use of CBN abrasive material.
- 5: Represents a grain size of 220#.
- 5: Indicates a softer hardness grade.
 
These specifications allow users to choose the most suitable honing stone for their specific machining requirements, ensuring optimal results.
 
Conclusion
 
Vertical honing stones are indispensable tools in precision inner-hole machining, offering excellent performance, durability, and versatility. Whether using diamond honing stones or CBN honing stones, they meet the high standards of machining precision and surface quality required by various industries. By selecting and using the right honing stone, manufacturers can greatly improve machining efficiency and surface quality, providing reliable solutions for high-precision manufacturing.
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