Three rolls, Self feeding tube expanders. Flip type thrust collar, accommodate tube sheets of 3/8” to 1” thick. An excellent expander for re-rolling a leaky tubes and for new constructions of Water Tube Boilers, Fire Tube Boilers, Economizers, Air Heaters. Expanders with 4, 5 and 7 rolls are available on request.
Our K70‘s right-angle rolling motors are recommended to be used with this expanders.
Refer to page AK50 Automatic Rolling Motor
Parameters
Tube OD: 2 inch (50,8 mm)
TUBE GAUGE |
TOOL NO. |
MIN. EXP. OF TOOL |
MAX. EXP. OF TOOL |
ROOLS SET NO. |
MANDREL NO. |
MANDREL SQUARE |
SHORT MANDREL SET |
[bwg] |
[inch] |
[mm] |
[inch] |
[mm] |
[inch] |
[mm] |
[inch] |
[mm] |
10 |
0,134 |
3,40 |
FTPZ-508 |
1,653 |
41,99 |
1,889 |
47,98 |
RR23 |
TK-42 |
3/4” |
19 |
TKK-42 |
12 |
0,109 |
2,77 |
FTPZ-508 |
1,653 |
41,99 |
1,889 |
47,98 |
RR23 |
TK-42 |
3/4” |
19 |
TKK-42 |
14 |
0,083 |
2,11 |
FTPZ-508 |
1,653 |
41,99 |
1,889 |
47,98 |
RR23 |
TK-42 |
3/4” |
19 |
TKK-42 |
Tube OD: 2-1/2 inch (63,5 mm)
TUBE GAUGE |
TOOL NO. |
MIN. EXP. OF TOOL |
MAX. EXP. OF TOOL |
ROOLS SET NO. |
MANDREL NO. |
MANDREL SQUARE |
SHORT MANDREL SET |
[bwg] |
[inch] |
[mm] |
[inch] |
[mm] |
[inch] |
[mm] |
[inch] |
[mm] |
10 |
0,134 |
3,40 |
FTPZ-635 |
2,125 |
53,98 |
2,440 |
61,98 |
RR25 |
TK-54 |
3/4” |
19 |
TKK-54 |
12 |
0,109 |
2,77 |
FTPZ-635 |
2,125 |
53,98 |
2,440 |
61,98 |
RR25 |
TK-54 |
3/4” |
19 |
TKK-54 |
14 |
0,083 |
2,11 |
FTPZ-635 |
2,125 |
53,98 |
2,440 |
61,98 |
RR25 |
TK-54 |
3/4” |
19 |
TKK-54 |
Tube OD: 3 inch (76,2 mm)
TUBE GAUGE |
TOOL NO. |
MIN. EXP. OF TOOL |
MAX. EXP. OF TOOL |
ROOLS SET NO. |
MANDREL NO. |
MANDREL SQUARE |
SHORT MANDREL SET |
[bwg] |
[inch] |
[mm] |
[inch] |
[mm] |
[inch] |
[mm] |
[inch] |
[mm] |
10 |
0,134 |
3,40 |
FTPZ-762 |
2,559 |
65,00 |
2,952 |
74,98 |
RR29 |
TK-65 |
3/4” |
19 |
TKK-65 |
12 |
0,109 |
2,77 |
FTPZ-762 |
2,559 |
65,00 |
2,952 |
74,98 |
RR29 |
TK-65 |
3/4” |
19 |
TKK-65 |
14 |
0,083 |
2,11 |
FTPZ-762 |
2,559 |
65,00 |
2,952 |
74,98 |
RR29 |
TK-65 |
3/4” |
19 |
TKK-65 |