How to drill a hole in the glass
Despite the fact that making holes in the glass at first seems like a daunting task, which is only by a professional , in fact it can cope with anyone who has the skills a little repair. However, just drill a glass drill bit will not work – otherwise it will crack . There are several ways to drill the glass so that it is not cracked , and we consider here the two of them , the most common .
For the first method of drilling materials such as turpentine and alcohol, and tool – drill and drill for metal. To drill the glass, it must first be put on a table or any other flat surface to prevent it from cracking. The edges of the glass in any case should not hang on even 1 mm .
The speed of rotation of the drill should be minimal – usually it is marked as a unit . After clamping drill chuck should check it for run-out – with a strong heartbeat so you can not drill to drill glass , or cracked . Thereafter, the glass surface should be degreased with alcohol or acetone.
Next drill is placed in the center of the place in which to drill a hole and turns in the process of drilling at this site should drip turpentine . Drill in no way be strongly pressed to the glass. Sometimes this place is surrounded plasticine ring within which pre- poured turpentine .
The second method is known for a very long time. For this method require wet fine sand and fusible material such as lead or tin , and a sharpened cone coli, with the end cone to the size of drill holes .
To use it, you first have to degrease the surface with alcohol in the right place , then sprinkle on the sand hill this place a height of about three centimeters. With a stick in the sand doing is smooth funnel the required diameter . After that, the funnel is filled with molten solder, and after a while , which is approximately two minutes from the surface of the glass is removed from the frozen sand cone , and it forms the desired hole. Before you use this method a good practice first on the wrong shard of glass as well can not get the first time.
How to drill a hole in the glass
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