A channel is a right angle “C” section. They are also called C Channels. Along with beams, channels are mainly used in structural applications. Mostly MS Channels are used as supports and guide. These are roll-formed products. MS Channels are usually applied in the automotive industry as well as heavy machinery industries. axJ1Hr3jbUq6 For immediate peace of mind, Contact Allied Steel of New Jersey Now. One of our many experienced Steel specialists is always available, phone us at. Email with your requirements to or visit us Online at . aM3Xkg2KsHrY One of the most neglected areas of a roll forming line is the machine face alignment. It doesn't matter how well the tooling is built and designed or how good the quality of the steel being roll formed is ... if the alignment is bad, the product will be bad. Many times a quick check with a straight edge on the tooling can tell you if there is a problem (see Figure 1). If you find a problem, you must remove the tooling and align the machine face. The first step in doing a machine face alignment is to check the shafts to make sure they are not loose or have bad bearings. If they are, you'll need to tighten or fix them (see Figure 2). The next step is to remount the outboard stands and set the top shafts parallel to the bottom shafts. This can be done with calipers, a large micrometer, or machine face alignment rolls. When all the top shafts are parallel with the bottom shafts, use a straight edge to align all the bottom shafts to each oth station to s... See full list on The condition of the raw material also can affect the quality of the final product. Material thickness variation may occur within the same coil from one end to the other. When it varies from one edge to the other edge, it is called crown. This is a smooth curve of consistent variation in thickness. Usually master mill coils are slit into narrower widths called mults. If the coil has crown, the result of the slitting is two wedge–shaped coils (see Figure 3). The one from the center of the master coil will be thicker than the one from the edge of the coil. Mults from a crowned coil also are cambered, which means one coil is longer on the left, while the other is longer on the right. Mill coils with edge wave, then slit into narrow mults, show random camber in the outer strands-first in one direction and then the other. It is impossible to adjust for camber that varies throughout the mults. If the coil has continuous camber in only one direction, twist and sweep will be problems during... See full list on The third area to examine is the tooling setup. You should document setups so they can be repeated as closely as possible each time the tooling is put onto the roll forming machine. One way to do this is to record the flange or hub settings between the rolls with the material in the tooling. Keep the roll form machine and tooling clean and free of any grit or material that may change tooling alignment from top to bottom. Wipe the spacers, shafts, and tooling clean before installation. The roll form tooling should be producing the desired cross section before the straightener is mounted. If the cross section is not to print, remove the straightener and adjust it before remounting. Roll form tooling that is set up properly will produce a symmetrically shaped part that does not twist. See full list on Following are some helpful hints that can be used during the troubleshooting of roll form tooling: 1. Use an inspection mirror and flashlight to look for gaps or to see if the roll form tooling is down, touching the material (see Figure 5). In these cases,pare the roll design to the actual rolls to ensure they are accurate. 2. Backing up the roll former can allow you to look for pressure marks, misalignment problems in a radius, or roll stops that are being hit too hard. 3. Using a straight edge on the back side of the roll form tooling will indicate machine face alignment problems and will show if the top roll form tooling is parallel with the bottom roll form tooling. 4. If you can't check the roll tooling with a straight edge, smear grease or heavy oil onto the material and run it through each pass of the roll form tooling. If the grease is heavier on one side of rolls than the other, the top rolls might not be parallel with the bottom rolls. 5. If the problem seems to be iso... See full list on M3GaoL4e3qMM It is viewed as peace of mind or serenity, especially in the East. It is defined as a state of law or civil government, a state of justice or goodness, a balance or equilibrium of Powers. Such meanings of peace function at different levels. Peace may be opposed to or an opposite of antagonistic conflict, violence, or war. jlFP9QTXcAJ1
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