Machine Specification

Matrix Model (No78) Large Capacity

Thread Grinding Machine Type-1

Swing over bed                                                                                24   (610MM)

Maximum between center                                         106 (2690 m. m.)

Maximum Length ground in one setting                               86 (2180 m. m.)

Swing into Gap                                                                 30

Width of gap in front of faceplate                           7

Workhead   Spindle Bore                                             6

Morse taper of Centres                                                                No-5

Maximum Diameter Ground 

With 20 dia wheel                                                        10

Grinding Spindle Speeds (6)                                       1,000-2,000 r.p.m

Wheelhead Swivel to either side

Of vertical                                                                           45^o

Standard Grinding Wheel                                            20 dia x 1 thick x 10 dia bore

Wheel width limits                                                        -3

Pitch Range                                                                        0.05 -.6

Work speeds                                                                     0.1 15.5 r.p.m

Return Speeds                                                                  3.1, 12.5 and 50 r.p.m.

Wheelhead Motor                                                          15/1 H.P.

Workhead  Moter                                                           1 H.P.

Crushing Drive Motor                                                    1/3 H.P.

Plunge feed Motor                                                         1/3 H.P.