shearing, also known as die cutting, is a process which cuts stock without the formation of chips or the use of burning or melting. strictly speaking, if the cutting blades are strht the process is called shearing; if the cutting blades are curved then they are shearing-type operations. the most commonly sheared materials are in the form of sheet metal or plates, however rods can also be .
letterpress printing is a technique of relief printing using a printing press, a process by which many copies are produced by repeated direct impression of an inked, raised surface against sheets or a continuous roll of paper. a worker composes and locks movable type into the 'bed' or 'chase' of a press, inks it, and presses paper against it to .
the calender is also an important processing machine in the rubber industries, especially in the manufacture of tires, where it is used for the inner layer and fabric layer. calendering can also used for polishing, or making uniform, coatings applied to substrates- an older use was in polishing magnetic tapes, for which the contact roller rotates much faster than the web speed.
rubber technology is the subject dealing with the transformation of rubbers or elastomers into useful products, such as automobile tires, rubber mats and, exercise rubber stretching bands. the materials includes latex, natural rubber, synthetic rubber and other polymeric materials, such as thermoplastic elastomers. rubber processed through such methods are components of a wide range of items.
wink meaning that 2 blades meet on center to cut the extrudate to length. for example; molding water bottles used die cut sheets from a roller die. the sheet was 3 inch by 6 inch. the first sheet was placed- one below a core and one sheet of equal size above the core, and then the top of the mold lowered by hand or by hoist to near shut.
quality control system for paper, board and tissue machines . refers to a system used to measure and control the quality of moving sheet processes on-line as in the paper produced by a paper machine. generally, a control system is concerned with measurement and control of one or multiple properties in time in a single dimension. a qcs is designed to continuously measure and control the .
rubber tapping is the process by which latex is collected from a rubber tree.the latex is harvested by slicing a groove into the bark of the tree at a depth of a quarter inch with a hooked knife and peeling back the bark. wikimedia commons has media related to rubber plantations.
laminate layers of dough together no pocket proofers and dividers are necessary as the dough sheet is the base of every product . benefits. a big benefit for using sheeting technology is the large dough capacity that can be handled. dough sheeting manufactures are able to process high quality dough sheets at high capacities.
the calender is also an important processing machine in the rubber industries, especially in the manufacture of tires, where it is used for the inner layer and fabric layer. calendering can also be used for polishing, or making uniform, coatings applied to substrates- an older use was in polishing magnetic tapes, for which the contact roller rotates much faster than the web speed.