Standard operating procedure For Horizontal Honing Machine By KMT
- Purpose : To provide step wise standard guide for the process of honing in KMT make Horizontal Honing Machine .
- Scope : Instruction as applicable to all the diameters of honing
- Responsibility : Operators and production incharges
- Procedure :
4.1 Receipt of the job card and the work sheet consisting of the drawing tolerance requirements and the Surface finish requirements to the Incharge.
4.2 Selection the Honing Head, gatters and drive shafts as per the size of the bore to be honed
4.3 Selection of the stone as per the material and the imperfection in the material to be honed
Basic selection criteria
|
Type of stone |
Cast or brittle material |
Drawn or ductile material |
Super alloys and high strength materials |
|
Aluminium Oxide |
No |
Yes |
Yes |
|
Silicon Carbide |
Yes |
No |
Yes ( for Polishing only ) |
|
Diamond |
Yes |
Yes ( for above 45 HRC) |
Yes ( ideal for Roughing ) |
|
CBN |
No |
Yes ( for above 55 HRC) |
Yes ( ideal for Roughing ) |
|
Cork |
Yes ( Polishing only ) |
Yes( Polishing only ) |
Yes ( Polishing only ) |