| HEAD SOCKET COLLET MANUFACTURING RANGE | |||
|---|---|---|---|
| Model | Round | Hex | Square |
| A-15 | Ø 2 mm to 16 mm in step of 0.5 mm. | 4 mm to 13 mm in step of 1.0 mm. | 4 mm to 11 mm in step of 1.0 mm. |
| Ø 1/16" to 5/8" in step of 1/16" | inches size on request | inches size on request | |
| A-25 | Ø 2 mm to 26 mm in ssteo of 0.5 mm. | 4 mm to 22 mm in step of 1.0 mm. | 4 mm to 18 mm in step of 1.0 mm. |
| Ø 1/16" to 1" in step of 1/16" | 1/8" to 7/8" in step of 1/16" | inches size on request | |
| A-30 | AS PER REQUIREMENT | AS PER REQUIREMENT | AS PER REQUIREMENT |
| A-42 | AS PER REQUIREMENT | AS PER REQUIREMENT | AS PER REQUIREMENT |
| A-60 | AS PER REQUIREMENT | AS PER REQUIREMENT | AS PER REQUIREMENT |
Permissible Concentricity Chart is : 6238 - 1971
| ROUND BORE | ||
|---|---|---|
| Capacity (Bore Size) in mm | Test Lenght L in mm | Permissible Concentricity Error(T.I.R.) |
| above 1 to 1.6 | 6 | 0.02 |
| above 1.6 to 3 | 10 | 0.02 |
| above 3 to 6 | 16 | 0.02 |
| above 6 to 10 | 25 | 0.02 |
| above 10 to 18 | 40 | 0.03 |
| above 18 to 24 | 50 | 0.04 |
| above 24 to 30 | 60 | 0.04 |
| above 30 to50 | 80 | 0.05 |
| above 50 | 100 | 0.05 |
| HEXAGON AND SQUARE | ||
|---|---|---|
| Capacity (Bore Size in mm) | Test Lenght L in mm | Permissible Concentricity Error(T.I.R.) |
| above 4 to 6 | 16 | 0.065 |
| above 6 to 10 | 22 | 0.065 |
| above 10 to 12 | 25 | 0.065 |
| above 12 to 19 | 38 | 0.075 |
| above 19 to 24 | 48 | 0.080 |
| above 24 to 50 | 50 | 0.080 |
| above 50 | 50 | 0.090 |
(A) RAW MATERIAL
EN-47
(B) MATERIAL TESTING
Material Lab Testing
(C) MACHINING
Raff Machining
(D) STRESS RILIVING
650˚ C
(E) MACHINING
CNC Finish Machining
(F) HEAT TREATMENT
Through out Hardening 55 ± 1 HRC
(G) SUBZERO TREATMENT
-80˚ C, 3 Hour 61 ± 1 HRC
(H) TEMPRING PROCESS
180˚ C, 2 Hour 60 ± 1 HRC
(I) INDUCTION PROCESS
Backside Hardness Reduce upto 42 ± 2 HRC
(J) GRAINDING
All Dimension, As Per IS Standard, IS : 6238 – 1971. Concentricity, As Per IS Standard, IS : 6238 – 1971.
(K) SURFACE TREATMENT
Wibro Fine Media Policing Ra µ Value - 0.4 to 0.6
(L) WASHING
MTO Washing Rust Preventive Oil
(M) PACKING & DISPATCHING
Packing Details Goes Here
