Process Capabilities
Casting Weight:
2 gms to 90 Kg single piece
Dimensional Accuracy:
VDG P 690 D1./IS 11166 Class 2
Radiographic Casting Soundness:
ASTM E 446 Level 2
Casting Surface Defect Levels:
DIN 1690 Part 2 Level 2
Casting Surface Finish:
6.3Ra Max
Heat Treatment and Machining:
as per customer's requirement
Process Controls
Raw Material Testing:
In Process Testing:
Wax:
Hardness Contraction
Congealing Point
Wax Pattern:
Dimensions
Shrinkage
Fins & Other Irregularities
Flour/Stucco:
Sieve Analysis
Free Iron Content
Slurry:
Viscosity
Plate Weight
Specific Gravity %Sio2
Colloidal Silica:
Digital PH Meter
Viscosity
Shell:
Shell Strength
Permiability
Shell Thickness
Scrap:
Chemical Analysis
Size & Shape
Oil / Dirt / Coating
Melting:
Metal Temperature
Shell Baking Time
Chemical Analysis
Shell Temperature
Tapping to Pouring Time