Various Single-Head Heating Tubes
1. Tube Cutting (Blank Preparation)
1. Measure tube specifications, mainly check that the outer diameter difference of each batch of tubes is ≤0.2mm; wall thickness difference is ≤0.2mm;
2. The cut end must have no burrs caused by friction between the tool and the cut surface;
3. The cut width should not exceed 2.5mm;
4. Length tolerance is ±0.5mm;
5. Self-inspection is primary, with first-piece inspection by the inspector and spot checks;
Tools, fixtures, and equipment: white steel knife, steel ruler, tape measure, caliper, instrument lathe.
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