75 in OD Cutting Capacity, One Stroke Chain Cutter, 69012. Wiltronics disclaims any proprietary interest in trademarks and trade names other than its own. The line you end up with won't be perfectly sharp, but you will be able to clean it up with a blowtorch or a whetstone by rubbing gently on the edges until you have it exactly as you want it. It's really just like a proper carbide knife which is what's properly used for this job! If there is not a water-bath handy, one can be improvised as shown in fig. What is meant by putting a salt into solution is to add such solvents to it as will convert it totally into a liquid condition. The bottle should crack evenly along the string if you did everything correctly. Rounding and Bordering the ends of Tubes. Glass Tubing Cutter for Glass Tubing and Rods. 38 in, Tool Length 4 1/2 in, Body Material Aluminum, Blade Material Steel, Features Designed for Plumbing, Commercial Boiler, and Air Conditioning Jobs, Perfect Tool for Jobs in Tight Areas, With No Swing Space Needed, Handle Design Knob, Handle Material Aluminum, Replacement Blade Mfr. I made a video showing the process, see below. Please watch the video below to see how to cut thin slices easily. The sharp edges left after cutting glass tubing can be rounded off by holding them in a flame for a few minutes until the glass begins to molt. Get a piece of wire that is a few inches longer on both sides than the cut length and make a loop on each end.
690012, Tool Weight 0. Procedure: - Place the rod or glass tube on the table. Cutting a glass tube. The Diameter of what you can cut is limited to smaller glass sizes but worth the money if you cut down stems, tree percs, blow pipes and color rod. To make closed tubes it is best to take a piece of hard glass tubing about 7 inches long and 3/8 inch in diameter, as this will make two closed tubes such as are used in the dry tests in chemistry, without much waste of tubing. Agilent Technologies products are intended for sale/shipment within the US only. If I was going to cut larger than 2" diameter routinely, I would probably make a wider V-block.
★ ★Room to improveWould benefit from a narrower profile on the holding side and something to rest the tube on other than bare metal; without these 20mm is a rather hopeful minimum length of cut. Fill the graduated jar up to the 100 c. mark with distilled water, keeping the temperature of the water as near as possible to 15° C. Pour out 5 c. into the test-tube carefully, and, holding the test-tube in a vertical position, make a small scratch on it with a file at the bottom of the meniscus of the water, then add another 5 c. of water and mark the same as before, and so on until 25 c. has been measured out. 5 A, Lamp Type LED, Candle Power 410, 000, Number of Heads 1, Vertical Axis Rotation 135 Degrees, Horizontal Axis Rotation 370 Degrees, Cable Length 15 ft, Height 8 in, Width 7. How to cut glass tübingen. Use just one finger to apply pressure and make a tiny score in the glass. Adjustable v-block: I made this out of UMHW plastic, with stainless steel guide rods and brass all-thread for the adjustment screw. Made of nickel-plated zinc alloy, with hardened steel cutting wheels Spring-loaded, to remain open until used For tubes up to 38 mm diameter. School Specialty Shipping Policy.
One Stroke Chain Cutter. The spout is a piece of semi-rigid plastic tubing which I heated with a hot-air gun and bent into shape. 7 millimeter) from the end of the. None of these methods of cutting glass is difficult, but you should always remember to wear safety goggles and gloves for your own protection. Wheel provides evenly-cut glass slices quickly and easily. General | How to saw glass tubing. Close the cutter onto the glass rod or tubing, and score the glass with only a slight mark, 1/16 inch to 1/8 inch long, by turning the glass.
If the head is worn, it needs to be replaced so as not to affect the use. Attaches to laboratory table tops up to 1-3/4" (45mm) thick. To use the cutter set the stop on the rod at the length you want to cut the tube; then put the rod with the cutter on it in the tube and with the seat outside; press the V rods together tight and turn it and the tube in opposite directions when it will make a good cut and you can break the tube in two easily. USA (subject to change). How to Cut Glass With a String Under Water | eHow. I'm not going to go into a lot of detail here, because the build has a lot of "materials on hand" quality to it. Items Shipped Within the Contiguous 48 United States. So accurate, cuts as small as 1/2 inch (12.
The third option is to use a small file and a soldering iron. A simple experiment will prove the action of the blowpipe flame at R and O. Take a beaker of about 200 c. capacity and graduate this in a similar way to the test-tube, only marking it at. Slide this off, soak it in an acetone container and put on a pair of fireproof gloves. These cutters squeeze their chain around glass tubing and snap through with a twist of the wrist. This little cutter is by far the easiest of the Manual cutters I have used and own. If large tubing is to be cut, it is necessary to make a deeper scratch, and sometimes to file to some depth all round the tube. It works with both soda-lime and borosilicate glass. All trademarks and trade names are the properties of their respective owners. Diameter 8mm, thickness 1. How do you cut glass tube. In this chapter is included also the graduating of test-tubes and beakers, so that the student from the beginning can work economically with regard to the use of reagents. 4, and rotate it with gentle pressure against the softened glass till the desired effect is produced. Products may differ from pictured.
If you are using a file, pinch the sharp edge of the file against the glass tube with the thumb and forefinger of one hand.