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Carving machine to understand China's engraving machine accessories store dragons and fishes jumbled together, many illegal businesses take advantage of the situation, a large number of fake goods in shopping malls, circulation. Many of the engraving machine manufacturers sell small machine is very cheap, is to use false guide. To distinguish the linear guide rail is good or bad, be known to all the previous approach is to push the slider, try Is it right? Normal slip, simply slide is not shun distance, this is good; later sly philistine drilled weaknesses, find a breakthrough, carving machine found between the guide rail and the slider put some gap reached seemingly can the normal sliding effect. Originally on this fine transmission equipment, is completely not desirable. How to know there's a gap between the slide block and the guide rail?
Stone carving machine is recommended when a product in hand, the slide end first posted on the plane of a lubricant, and then hand pressed to live another face, gently shaking the trajectory, if has the question will immediately to clear, this is also a small way to identify poor linear guide. In addition, carving machine learned some counterfeit famous brand product counterfeits have a lot to see, how to distinguish for this?
1, the customer in need of pruducts linear guide rail, able to consult with the supplier is not the certificate of origin, this is the general approach.
2, often brand-name track above have the anti-counterfeiting mark, this is not seen with the unaided eye.
The brightness of color dazzling 3, famous brand of linear guide rail slider and track, imitation usually doesn't have the brightness.
4, probation, brand-name linear guide rail sliding up is very smooth, imitation of the linear guide rail sliding up may not be so smooth.
Gap 5, famous brand of linear guide rail is very fine, it was difficult to reach this imitation.