HyperMill 76

Recommended for: tube facing tube bevelling

KRAIS Tube Expanders

HyperMill-75 is a pneumatic powered tube facing, bevelling and weld removal machine. It is a rugged, fast, portable weld end preparation lathe for various pipes including stainless steel and other exotic alloys. A standard machine is equipped with a locking system to cover sizes of 35 to 142 mm ID (1.378” – 5.591”) with a 175 mm cutting head.

Standard working range

APPLICATION RANGE LOCKING RANGE (ID) FEED STROKE
30 – 162 mm 30 – 142 mm 40 mm
1,180 – 6,378” 1,180 – 5,591” 1,6”

Motor parameters

FREE SPEED POWER TORQUE
47 Rpm 1,3 Hp 720 Nm 540 Ft.Lbs
Air use: 55 cfm 1,3 m3/ min Body width: 3,22” 82 mm
Body height: 19” 485 mm Body weight: 23 Lbs 10,5 kg

Universal cutter heads

KRAIS Tube Expanders

116 mm (4,17”), optional

KRAIS Tube Expanders

135 mm (5,3”), optional

KRAIS Tube Expanders

175 mm (6,9”), standard

Optional specialized cutter heads

KRAIS Tube Expanders

MMRBMH

Membrane removal heads and overlay removal heads efficiently remove material from between boiler tubes.

Go to datasheet.

Available shafts

KRAIS Tube Expanders

SHAFTS 30/25

Redesigned heavy duty locking system. Shafts and jaws are longer and wider to ensure maximum clamping force. The jaws are self-align.

Additional accesories

KRAIS Tube Expanders

SAV-500 SPEED ADJUSTMENT VALVE

Perfect solution for all our pneumatic driven bevelling machines for adjusting cutting speed to suit to the machined tube diameter.

Tool in action

Locking ranges with standard shaft30 jaws

RANGE [MM] RANGE [INCH] JAWS EXT SPRING
MIN MAX MIN MAX NR QTY
30,0 34,0 1,181 1,339 NS-1 SP-29 1
34,0 39,0 1,339 1,535 NS-2 SP-29 1
39,0 44,0 1,535 1,732 NS-3 SP-30 2
44,0 49,0 1,732 1,929 NS-4 SP-30 2
49,0 54,0 1,929 2,126 NS-5 SP-30 2
54,0 59,0 2,126 2,323 NS-6 SP-30 2
59,0 64,0 2,323 2,520 NS-7 SP-30 2
64,0 69,0 2,520 2,717 NS-8 SP-30 2
66,0 71,0 2,598 2,795 NS-5 NS-10 SP-30 2
71,0 76,0 2,795 2,992 NS-6 NS-10 SP-30 2
76,0 81,0 2,992 3,189 NS-7 NS-10 SP-30 2
81,0 86,0 3,189 3,386 NS-8 NS-10 SP-30 2
86,0 91,0 3,386 3,583 NS-5 NS-20 SP-30 2
91,0 96,0 3,583 3,780 NS-6 NS-20 SP-30 2
96,0 101,0 3,780 3,976 NS-7 NS-20 SP-30 2
101,0 106,0 3,976 4,173 NS-8 NS-20 SP-30 2
106,0 111,0 4,173 4,370 NS-5 NS-30 SP-30 2
111,0 116,0 4,370 4,567 NS-6 NS-30 SP-30 2
116,0 121,0 4,567 4,764 NS-7 NS-30 SP-30 2
121,0 126,0 4,764 4,961 NS-8 NS-30 SP-30 2
126,0 131,0 4,961 5,157 NS-5 NS-40 SP-30 2
131,0 136,0 5,157 5,354 NS-6 NS-40 SP-30 2
136,0 141,0 5,354 5,551 NS-7 NS-40 SP-30 2
141,0 146,0 5,551 5,748 NS-8 NS-40 SP-30 2
146,0 151,0 5,748 5,945 NS-5 NS-50 SP-30 2
151,0 156,0 5,945 6,142 NS-6 NS-50 SP-30 2
156,0 161,0 6,142 6,339 NS-7 NS-50 SP-30 2
161,0 166,0 6,339 6,535 NS-8 NS-50 SP-30 2

Locking ranges with optional shaft25 jaws

RANGE [MM] RANGE [INCH] JAWS EXT. SPRING
MIN MAX MIN MAX NR QTY.
25 30 0,984 1,181 NS-1 SP-24 1
30 35 1,181 1,378 NS-2 SP-24 1
35 40 1,378 1,575 NS-3 SP-25 2
40 45 1,575 1,772 NS-4 SP-25 2
45 50 1,772 1,969 NS-5 SP-25 2
50 55 1,969 2,165 NS-6 SP-25 2
55 60 2,165 2,362 NS-7 SP-25 2
60 65 2,362 2,559 NS-8 SP-25 2
62 67 2,441 2,638 NS-5 NS-10 SP-25 2
67 72 2,638 2,835 NS-6 NS-10 SP-25 2
72 77 2,835 3,031 NS-7 NS-10 SP-25 2
77 82 3,031 3,228 NS-8 NS-10 SP-25 2
82 87 3,228 3,425 NS-5 NS-20 SP-25 2
87 92 3,425 3,622 NS-6 NS-20 SP-25 2
92 97 3,622 3,819 NS-7 NS-20 SP-25 2
97 102 3,819 4,016 NS-8 NS-20 SP-25 2