วันอาทิตย์ที่ 5 มิถุนายน พ.ศ. 2554

A not-so-Plain Plane – a plane that bank to go?

A not-so-Plain Plane – a plane that bank to go?

A not-so-Plain Plane – a plane that bank to go?

Posted: 05 Jun 2011 11:00 AM PDT

Knife Sharpening System

The last 10 years have seen great improvements in design and production levels of the bank. A look through my catalog of tools shows 103 different types of aircraft. But what we are now looking at the bank. Most people leaving the workshop with the number six, which is an aircraft that is not big enough for most jobs, but not too difficult for most people. If you want a relatively light frame, a number of five or 5 2.1. The numbers are just notations on plansLengths, a short number four and number eight very long.

When we first level and put a knife in a flat block then the two are considered the most important. The quality of the blade and the flatness of the sole, or at the end of a level. With the previous plan flatness of the sole was not hard to adjust, with levels of quality metal fabrication is a serious problem. Fortunately, manufacturers have faced in the last 10 years, thisIssue and the flatness of the sole is now some of our aircraft do not need attention.

This is a serious improvement, I can remember the time when any aircraft brought into the cutting required on a surface of steel or glass flattening. This process was long, boring, not very effective and necessary may be repeated two or three. We still have guaranteed a very expensive large granite slab flat on the subatomic scale, the plane comingtested in the laboratory is still on this record. We put the plane on the plate and control around him with.001 feelers. I sent a couple of planes in the last ten years, "Tom will not be satisfied," was what I was told, and frankly I do not care, but it was just a few. This is progress.

There are about 15 students in the workshop bench. When I look at each other, we found neither a plane or Clifton Lie Nielsen plane. We had aircraft in the workshop Veritasthey were fashionable at a time, but we had real problems with them to maintain the absolute flatness of the sole for a period of time. This can also be a problem in production processes which have already passed, but we have not seen more recently manufactured aircraft to test them, so we can not recommend Veritas at the time.

The other key element to consider is the blade. Lie Nielsen offers an A2 cryogenically treated blade. This is, in my experience a blade that will hold a boardfor a very long time, but it is not a sharp edge, as I like. I worked for over 30 years with high-carbon steel blades, in my experience, take a much sharper edge than is possible with steel A2. A steel with high carbon edge is sharper, clearer, but more often it needs sharpening. The best knives in my opinion, for aircraft of Clifton are made, forged, welded carbon steel blades with high close to the quality standards of Sheffield areSteel.

Clifton bench planes made in Sheffield are less expensive than the equivalent Lie Nielsen. I see students every year buying Lie Nielson, only because it is more expensive. They think they have a little more than a better instrument. I think they're wrong. If I had to buy air bench hours were all made by Clifton.

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