Technical Specification

Material Mechanical spec:
Cast Iron Type GG-20  GG-25  GG-30
Microstructure Pearlite, Ferrite spot Pearlite Fine Pearlite
Tensile Strength N/mm2  200-300  250-350  300-400
Brinell Hardness 170-210 180-240 200-255
Material Chemical Composition (approximate value):
Cast Iron Type 
    %C                      %si                 %Mn                  %p                   %S
GG-20 
3.00-3.60         2.00-3.00         0.50-0.70          Max.0.10          Max.0
GG-25 
3.00-3.40         1.80-2.50         0.60-0.80          Max.0.10          Max.0.
GG-30 
2.80-3.20         1.50-2.00         0.80-1.20          Max.0.10          Max.0
Manufacturing 
Efficient selection, preparation and control of the raw material
 Highly trained personnel for each specific task
 High attention to surface finish and deck height
 Bored or sleeved and honed to give the precise surface finish and cross-hatch required
 
Main housings measured for size, ovality, taper and alignment

Commercial specification
Product range CUMMINS B,C        DEUTZ 226B/912/913/413/513/1011/1013       GM 6.5L DIESEL    
 SUZU 4JB1/4BD1/6BD1        PERKINS 1000 AND PHASER SERIES        OTHERS
Development  according to samples / drawings  Term:  4-8 month
Spec
 Weight : 50--400 kg
 Length: < 1.2 m
Mini Order: 500 pcs / year

A. The given values are according to DIN standards,but we produce Gray Cast Iron on request and according to our customers's specifications.

B. Values As Per Din 1691.determined On Separately Cast Test Bar Of 30mm Diameter