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WHAT DETERMINES THE DESCRIPTION OF A BAND SAW
Band Saw sizes are listed by the measured distance from the blade to the back of the throat. Similar to the scroll saw, this gives the maximum cutting size of the workpiece. Additional information states the number of speeds and whether it is a bench or floor unit. The TRADESMAN Model #8160A is a 10" unit. This means the maximum size workpiece that can fit into the unit widthwise, is 10". A 14" unit, such as the TRADESMAN Model #8157 PRO 14" Band Saw, is 4" larger in cutting capacity, etc.
3-WHEEL CONSTRUCTION
A larger throat capacity is made possible on smaller size Models by the use of three wheels instead of only two found on floor Models. A thinner blade of a maximum .014 thickness is required on these type Models. Floor Model units, such as the TRADESMAN Model #8157 PRO have two wheels and use a .020 to .025 thickness for its 92-1/2" blades.
BASIC FUNCTIONS
The Band Saw again like the Scroll Saw, is used primarily for cutting of curved or shaping pieces of wood. Use of the miter gauge or tilting of the work table adds versatility to this task.
Another important function of a Band Saw is its ability to resaw or rip narrow pieces of wood safer than with a Table Saw. The work table is slotted for use with a Miter Gauge that increases the accuracy of straight cuts. Because the table also tilts, the band saw will do ripping and crosscutting at angles up to 45 degrees.
BLADES
Blade selection for the Band Saw requires consideration.
The length of the blade is the first consideration. Most manufacturers, as in all TRADESMAN Band Saws, have standardized blade lengths. When this is determined, the width is the next consideration.
There are various width blades for different cutting jobs. Naturally, you would use a narrow blade for sharp curves and a wider blade for straight or wide curves. As in the Table Saw, the fewer teeth per inch are a good free cutting general purpose blade.
Follow these suggestions when choosing a blade: Choose one for the sharpest curve you intend to make. Always use the widest blade that will do the job. On straight cuts, use your widest blade.
The Band Saw will give a smooth, even cut because of its continuous downward stroke. Operating the Band Saw is similar to the Jig/Scroll Saw. The workpiece must be fed with an even, gentle pressure, never forcing faster than the blade cuts. The unit will handle straight or curved work of almost any shape where the pattern is sawed through.
Cut sharp curves with a series of tangent cuts. It is often more practical to turn and cut through waste stock rather than pull back. Shape curves often may be cut easily by first drilling a hole near the turn. (See illustration) Square corners are cut out by first cutting a radius, then returning to saw out corner from each side. Get the feel of the blade with a few practice cuts. don't force work against the blade in excess of the cutting capacity.
FOLDING BAND SAW BLADES
It is a simple matter to fold band saw blades into small spiral of thirds, if you follow these instructions. Always hold blade firmly and don't let it twist in your hand while folding.
Teeth are toward you - position shown in illustration, Twist with arrows and keep folding through, gradually moving hands closer together, until blade flops into spiral. If you fail on the first try keep at it - suddenly it will come to you.
Use caution so you don't cut your fingers or kink the blade.
| HOME PAGE
| INTRODUCTION
| TABLE SAWS | SCROLL
SAWS | MITER SAWS
| DRILL PRESSES
|
| BELT/DISC SANDERS
| THICKNESS PLANERS
| SHAPERS
| JOINTERS |
LATHES |
BENCH GRINDERS |
Cyber Woodworking Depot
P.O. Box 10306 Holyoke, MA
01041-1906
Toll Free: 888-778-WOOD(9663)
Tel:
413-536-1342
Fax: 413-536-0796