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Cut charts, Mild steel bevel cutting o, Plasma / air shield 130 a – Hypertherm HPR260 Manual Gas Preventive Maintenance Program Rev.5 User Manual

Page 300: Metric english

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APPENDIX D – BEVEL CUTTING

d-4

HPR260 Auto Gas

Instruction Manual

5

Mild steel bevel cutting

O

2

Plasma / Air Shield

130 A

Flow rates – lpm/scfh

O

2

Air

Preflow

0 / 0

64 / 135

Cutflow

33 / 70

45 / 96

220645

220398

220649

220603

220179

220646

Notes: Bevel angle range is 0° to 45°. Water tube 220700

must be used with these

consumables.

Metric

English

Select

Gases

Set

Preflow

Set

Cutflow

Minimum

Clearance

Equivalent

Material

Thickness

Torch-to-Work

Distance

Cutting

Speed

Initial Pierce

Height

Pierce Delay

Time

Plasma Shield Plasma Shield Plasma Shield

mm

mm

mm

mm/m

mm

factor %

seconds

O

2

Air

15

23

84

24

2.0

3

2.5 – 8.6

6505

5.0

200

0.1

4

2.8 – 8.6

5550

5.6

0.2

6

4035

0.3

18

10

3.0 – 8.6

2680

6.0

12

3.3 – 8.6

2200

6.6

0.5

15

3.8 – 8.6

1665

7.6

0.7

20

1050

1.0

25

4.0 – 8.6

550

190

1.8

32

4.5 – 8.6

375

Edge start

38

255

Select

Gases

Set

Preflow

Set

Cutflow

Minimum

Clearance

Equivalent

Material

Thickness

Torch-to-Work

Distance

Cutting

Speed

Initial Pierce

Height

Pierce Delay

Time

Plasma Shield Plasma Shield Plasma Shield

in

in

in

ipm

in

factor %

seconds

O

2

Air

15

23

84

24

0.080

0.135

0.100 – 0.340

240

0.200

200

0.1

3/16

0.110 – 0.340

190

0.220

0.2

1/4

150

0.3

18

3/8

0.120 – 0.340

110

0.240

1/2

0.130 – 0.340

80

0.260

0.5

5/8

0.150 – 0.340

60

0.300

0.7

3/4

45

1.0

1

0.160 – 0.340

20

190

1.8

1-1/4

0.180 – 0.340

15

Edge start

1-1/2

10

Cut charts

Initial pierce heights and pierce delay times listed in the cut charts are for straight cuts. Edge start indicates that the
material thickness is outside the range that can be pierced. These thicknesses can only be cut by using an edge start.