- List
- Wassenaar Arrangement – List of Dual-Use Goods and Technologies – WA-LIST (25) 1
- Corresponding EU entry
- 2B001
Note 1 2.B.1. does not apply to special purpose machine tools limited to the manufacture of gears. For such machines, see 2.B.3.
Note 2 2.B.1. does not apply to special purpose machine tools limited to the manufacture of any of the following:
a. Crank shafts or cam shafts;
b. Tools or cutters;
c. Extruder worms;
d. Engraved or facetted jewellery parts; or
e. Dental prostheses.
Note 3 A machine tool having at least two of the three turning, milling or grinding capabilities (e.g., a turning machine with milling capability), must be evaluated against each applicable entry 2.B.1.a., b. or c.
Note 4 A machine tool having an additive manufacturing capability in addition to a turning, milling or grinding capability must be evaluated against each applicable entry 2.B.1.a., b. or c.
N.B. For optical finishing machines, see 2.B.2.
a. Machine tools for turning having two or more axes which can be coordinated simultaneously for "contouring control" having any of the following:
1. "Unidirectional positioning repeatability" equal to or less (better) than 0.9 µm along one or more linear axis with a travel length less than 1.0 m; or
2. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis with a travel length equal to or greater than 1.0 m;
Note 1 2.B.1.a. does not apply to turning machines specially designed for producing contact lenses, having all of the following:
a. Machine controller limited to using ophthalmic based "software" for part programming data input; and
b. No vacuum chucking.
Note 2 2.B.1.a. does not apply to bar machines (Swissturn), limited to machining only bar feed thru, if maximum bar diameter is equal to or less than 42 mm and there is no capability of mounting chucks. Machines may have drilling or milling capabilities for machining parts with diameters less than 42 mm.
b. Machine tools for milling having any of the following:
1. Three linear axes plus one rotary axis which can be coordinated simultaneously for "contouring control" having any of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 0.9 µm along one or more linear axis with a travel length less than 1.0 m; or
b. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis with a travel length equal to or greater than 1.0 m;
2. Five or more axes which can be coordinated simultaneously for "contouring control" having any of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 0.9 µm along one or more linear axis with a travel length less than 1.0 m;
b. "Unidirectional positioning repeatability" equal to or less (better) than 1.4 µm along one or more linear axis with a travel length equal to or greater than 1 m and less than 4 m; or
c. "Unidirectional positioning repeatability" equal to or less (better) than 6.0 µm along one or more linear axis with a travel length equal to or greater than 4 m;
d. Not used since 2016
3. A "unidirectional positioning repeatability" for jig boring machines, equal to or less (better) than 1.1 µm along one or more linear axis; or
b. 4. Fly cutting machines having all of the following:
a. Spindle 'run-out' and 'camming' less (better) than 0.0004 mm Total Indicated Reading (TIR); and
b. Angular deviation of slide movement (yaw, pitch and roll) less (better) than 2 seconds of arc, TIR, over 300 mm of travel;
Technical Notes
For the purposes of 2.B.1.b.4.a.:
1. 'Run-out' (out-of-true running) is the radial displacement in one revolution of the main spindle measured in a plane perpendicular to the spindle axis at a point on the external or internal revolving surface to be tested (ISO 230-1:2012).
2. 'Camming' (axial displacement) is axial displacement in one revolution of the main spindle measured in a plane perpendicular to the spindle faceplate, at a point next to the circumference of the spindle faceplate (ISO 230-1:2012).
c. Machine tools for grinding having any of the following:
1. Having all of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis; and
b. Three or four axes which can be coordinated simultaneously for "contouring control"; or
2. Five or more axes which can be coordinated simultaneously for "contouring control" having any of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis with a travel length less than 1 m;
b. "Unidirectional positioning repeatability" equal to or less (better) than 1.4 µm along one or more linear axis with a travel length equal to or greater than 1 m and less than 4 m; or
c. "Unidirectional positioning repeatability" equal to or less (better) than 6.0 µm along one or more linear axis with a travel length equal to or greater than 4 m;
Note 2.B.1.c. does not apply to grinding machines as follows:
a. Cylindrical external, internal, and external-internal grinding machines, having all of the following:
1. Limited to cylindrical grinding; and
2. Limited to a maximum workpiece capacity of 150 mm outside diameter or length;
b. Machines designed specifically as jig grinders that do not have a z-axis or a w-axis, with a "unidirectional positioning repeatability" less (better) than 1.1 µm;
c. Surface grinders.
d. Electrical Discharge Machines (EDM) of the non-wire type which have two or more rotary axes which can be coordinated simultaneously for "contouring control";
e. Machine tools for removing metals, ceramics or "composites", having all of the following:
1. Removing material by means of any of the following:
a. Water or other liquid jets, including those employing abrasive additives;
b. Electron beam; or
c. "Laser" beam; and
2. At least two rotary axes having all of the following:
a. Can be coordinated simultaneously for "contouring control"; and
b. A positioning "accuracy" of less (better) than 0.003°;
f. Deep-hole-drilling machines and turning machines modified for deep-hole-drilling, having a maximum depth-of-bore capability exceeding 5 m.
Note 2 2.B.1. does not apply to special purpose machine tools limited to the manufacture of any of the following:
a. Crank shafts or cam shafts;
b. Tools or cutters;
c. Extruder worms;
d. Engraved or facetted jewellery parts; or
e. Dental prostheses.
Note 3 A machine tool having at least two of the three turning, milling or grinding capabilities (e.g., a turning machine with milling capability), must be evaluated against each applicable entry 2.B.1.a., b. or c.
Note 4 A machine tool having an additive manufacturing capability in addition to a turning, milling or grinding capability must be evaluated against each applicable entry 2.B.1.a., b. or c.
N.B. For optical finishing machines, see 2.B.2.
a. Machine tools for turning having two or more axes which can be coordinated simultaneously for "contouring control" having any of the following:
1. "Unidirectional positioning repeatability" equal to or less (better) than 0.9 µm along one or more linear axis with a travel length less than 1.0 m; or
2. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis with a travel length equal to or greater than 1.0 m;
Note 1 2.B.1.a. does not apply to turning machines specially designed for producing contact lenses, having all of the following:
a. Machine controller limited to using ophthalmic based "software" for part programming data input; and
b. No vacuum chucking.
Note 2 2.B.1.a. does not apply to bar machines (Swissturn), limited to machining only bar feed thru, if maximum bar diameter is equal to or less than 42 mm and there is no capability of mounting chucks. Machines may have drilling or milling capabilities for machining parts with diameters less than 42 mm.
b. Machine tools for milling having any of the following:
1. Three linear axes plus one rotary axis which can be coordinated simultaneously for "contouring control" having any of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 0.9 µm along one or more linear axis with a travel length less than 1.0 m; or
b. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis with a travel length equal to or greater than 1.0 m;
2. Five or more axes which can be coordinated simultaneously for "contouring control" having any of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 0.9 µm along one or more linear axis with a travel length less than 1.0 m;
b. "Unidirectional positioning repeatability" equal to or less (better) than 1.4 µm along one or more linear axis with a travel length equal to or greater than 1 m and less than 4 m; or
c. "Unidirectional positioning repeatability" equal to or less (better) than 6.0 µm along one or more linear axis with a travel length equal to or greater than 4 m;
d. Not used since 2016
3. A "unidirectional positioning repeatability" for jig boring machines, equal to or less (better) than 1.1 µm along one or more linear axis; or
b. 4. Fly cutting machines having all of the following:
a. Spindle 'run-out' and 'camming' less (better) than 0.0004 mm Total Indicated Reading (TIR); and
b. Angular deviation of slide movement (yaw, pitch and roll) less (better) than 2 seconds of arc, TIR, over 300 mm of travel;
Technical Notes
For the purposes of 2.B.1.b.4.a.:
1. 'Run-out' (out-of-true running) is the radial displacement in one revolution of the main spindle measured in a plane perpendicular to the spindle axis at a point on the external or internal revolving surface to be tested (ISO 230-1:2012).
2. 'Camming' (axial displacement) is axial displacement in one revolution of the main spindle measured in a plane perpendicular to the spindle faceplate, at a point next to the circumference of the spindle faceplate (ISO 230-1:2012).
c. Machine tools for grinding having any of the following:
1. Having all of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis; and
b. Three or four axes which can be coordinated simultaneously for "contouring control"; or
2. Five or more axes which can be coordinated simultaneously for "contouring control" having any of the following:
a. "Unidirectional positioning repeatability" equal to or less (better) than 1.1 µm along one or more linear axis with a travel length less than 1 m;
b. "Unidirectional positioning repeatability" equal to or less (better) than 1.4 µm along one or more linear axis with a travel length equal to or greater than 1 m and less than 4 m; or
c. "Unidirectional positioning repeatability" equal to or less (better) than 6.0 µm along one or more linear axis with a travel length equal to or greater than 4 m;
Note 2.B.1.c. does not apply to grinding machines as follows:
a. Cylindrical external, internal, and external-internal grinding machines, having all of the following:
1. Limited to cylindrical grinding; and
2. Limited to a maximum workpiece capacity of 150 mm outside diameter or length;
b. Machines designed specifically as jig grinders that do not have a z-axis or a w-axis, with a "unidirectional positioning repeatability" less (better) than 1.1 µm;
c. Surface grinders.
d. Electrical Discharge Machines (EDM) of the non-wire type which have two or more rotary axes which can be coordinated simultaneously for "contouring control";
e. Machine tools for removing metals, ceramics or "composites", having all of the following:
1. Removing material by means of any of the following:
a. Water or other liquid jets, including those employing abrasive additives;
b. Electron beam; or
c. "Laser" beam; and
2. At least two rotary axes having all of the following:
a. Can be coordinated simultaneously for "contouring control"; and
b. A positioning "accuracy" of less (better) than 0.003°;
f. Deep-hole-drilling machines and turning machines modified for deep-hole-drilling, having a maximum depth-of-bore capability exceeding 5 m.