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> 2777 grand rapids 1230 hydraulic univ id/od grinder
2777 grand rapids 1230 hydraulic univ id/od grinder
GRAND RAPIDS MODEL 1230 HYDRAULIC FEED
Table size (one tee-slot) 6" x 51"
Table movement, hand or power 32"
Table taper graduations, inches per foot on diameter 3"
Table speed, power 3" to 15' per min.
Table traverse per turn of handwheel " and 3"
Standard grinding wheel 14" x 1" x 5"
Approximate floor space 125" x 66"
Specifications for External Grinding:
Maximum work diameter with full wheel 12"
Grinding wheel size 14" x 1" x 5"
Spindle speeds (2) 1750 & 2100 rpm
Spindle drive motor 2 hp, 1750 rpm
Hydraulic pump motor hp, 1750 rpm
Work head motor hp, 850/1700 rpm D.C.
Coolant pump motor hp, 1750 rpm
Machine is equipped with an automatic lubrication system and a portable motor driven coolant system.
