Tube facing miling head

Special Heads

KRAIS Tube Expanders

KRAIS Tube Expanders

TUBE FACING MILING HEAD
BIT: CARBIDE

A seal weld removal head over tube circumference prior to re-welding the damaged joint without removing the tube.

MMRBMH

HEAD NR TUBE CAPACITY RANGE [INCH] RANGE [MM] INSERT NO. OF INSERTS
[INCH] [MM] MIN MAX MIN MAX
MMRBMH-254 1,000 25,40 1,000 1,630 25,40 41,40 PO8 4
MMRBMH-288 1,125 28,58 1,134 1,764 28,80 44,80 PO8 5
MMRBMH-317 1,250 31,75 1,248 1,878 31,70 47,70 PO8 5
MMRBMH-381 1,500 38,10 1,500 2,130 38,10 54,10 PO8 6
MMRBMH-444 1,750 44,45 1,748 2,378 44,40 60,40 PO8 6
MMRBMH-508 2,000 50,80 2,000 2,630 50,80 66,80 PO8 7
MMRBMH-571 2,250 57,15 2,252 2,882 57,20 73,20 PO8 7
MMRBMH-603 2,375 60,33 2,374 3,004 60,30 76,30 PO8 7
MMRBMH-635 2,500 63,50 2,500 3,130 63,50 79,50 PO8 7
MMRBMH-762 3,000 76,20 3,000 3,630 76,20 92,20 PO8 8
MMRBMH-889 3,500 88,90 3,500 4,130 88,90 104,90 PO8 8
MMRBMH-101 4,000 101,60 4,000 4,630 101,60 117,60 PO8 9

PMRBMH (for PipeMill only)

HEAD NR TUBE CAPACITY RANGE [INCH] RANGE [MM] INSERT NO. OF INSERTS
[INCH] [MM] MIN MAX MIN MAX
PMRBMH-254 1,000 25,40 1,000 1,630 25,40 41,40 PO8 4
PMRBMH-288 1,125 28,58 1,134 1,764 28,80 44,80 PO8 5
PMRBMH-317 1,250 31,75 1,248 1,878 31,70 47,70 PO8 5
PMRBMH-381 1,500 38,10 1,500 2,130 38,10 54,10 PO8 6
PMRBMH-444 1,750 44,45 1,748 2,378 44,40 60,40 PO8 6
PMRBMH-508 2,000 50,80 2,000 2,630 50,80 66,80 PO8 7
PMRBMH-571 2,250 57,15 2,252 2,882 57,20 73,20 PO8 7
PMRBMH-603 2,375 60,33 2,374 3,004 60,30 76,30 PO8 7
PMRBMH-635 2,500 63,50 2,500 3,130 63,50 79,50 PO8 7
PMRBMH-762 3,000 76,20 3,000 3,630 76,20 92,20 PO8 8
PMRBMH-889 3,500 88,90 3,500 4,130 88,90 104,90 PO8 8
PMRBMH-101 4,000 101,60 4,000 4,630 101,60 117,60 PO8 9

PRRBMH (for PrepMill only)

HEAD NR TUBE CAPACITY RANGE [INCH] RANGE [MM] INSERT NO. OF INSERTS
[INCH] [MM] MIN MAX MIN MAX
PRRBMH-254 1,000 25,40 1,000 1,630 25,40 41,40 PO8 4
PRRBMH-288 1,125 28,58 1,134 1,764 28,80 44,80 PO8 5
PRRBMH-317 1,250 31,75 1,248 1,878 31,70 47,70 PO8 5
PRRBMH-381 1,500 38,10 1,500 2,130 38,10 54,10 PO8 6
PRRBMH-444 1,750 44,45 1,748 2,378 44,40 60,40 PO8 6
PRRBMH-508 2,000 50,80 2,000 2,630 50,80 66,80 PO8 7
PRRBMH-571 2,250 57,15 2,252 2,882 57,20 73,20 PO8 7
PRRBMH-603 2,375 60,33 2,374 3,004 60,30 76,30 PO8 7
PRRBMH-635 2,500 63,50 2,500 3,130 63,50 79,50 PO8 7
PRRBMH-762 3,000 76,20 3,000 3,630 76,20 92,20 PO8 8
PRRBMH-889 3,500 88,90 3,500 4,130 88,90 104,90 PO8 8
PRRBMH-101 4,000 101,60 4,000 4,630 101,60 117,60 PO8 9