Fitwell Engineers - Technical Details
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Collets & Accessories Manufacturer & Exporter Company
Fitwell Collets Technical Details & Process Flow Chart | Manufacturer & Exporter of Traub Collets, Turb Machine Collets, Traub Collets, Trub Collets, Access Button Collet, Dead Length type Collet, Boring Machine Collets in Rajkot Gujarat India. We also manufactures CNC Collets, Milling machine Collets, Diamond Machine Collets, Pantograph Collets, Hydraulic Machine Collets, etc.

Technical Details of Fitwell Collets

Fitwell Engineers › Technical Details

Hex Collets
Round Collets
Square Collets
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

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
RAW MATERIAL EN-47
(B) MATERIAL TESTING
MATERIAL TESTING Material Lab Testing
(C) MACHINING
MACHINING Raff  Machining
(D) STRESS RILIVING
STRESS RILIVING 650˚ C
(E) MACHINING
STRESS RILIVING CNC Finish Machining
(F) HEAT TREATMENT
STRESS RILIVING Through out Hardening  55 ± 1 HRC
(G) SUBZERO TREATMENT
STRESS RILIVING -80˚ C, 3 Hour  61 ± 1 HRC
(H) TEMPRING PROCESS
STRESS RILIVING 180˚ C, 2 Hour  60 ± 1 HRC
(I) INDUCTION PROCESS
STRESS RILIVING Backside Hardness Reduce upto 42 ± 2 HRC
(J) GRAINDING
STRESS RILIVING All Dimension, As Per IS Standard, IS : 6238 – 1971.
STRESS RILIVING Concentricity, As Per IS Standard,  IS : 6238 – 1971.
(K) SURFACE TREATMENT
STRESS RILIVING Wibro Fine Media Policing
STRESS RILIVING Ra µ Value - 0.4 to 0.6
(L) WASHING
STRESS RILIVING MTO Washing
STRESS RILIVING Rust Preventive Oil
(M) PACKING & DISPATCHING
Packing Details Goes Here

Fitwell Engineers - Technical Details