stainless steel utensils manufacturing process

The major manufacturing hubs are Delhi, Kundli, Jodhpur, … Five-ply/bottom clad utensils are made by the three-ply process, with two clad layers on the bottom. Two pairs of plates, each with the backing steel outside and cladding metal inside are matched together to form a composite assembly and then sealed along the edges by welding. A ladle 12 of graded cross-section is shown in Figs. GRISH STEEL is a leading manufacturer,trader,supplier of stainless steel utensils, stainless steel kitchen utensils, baby tiffin, travelling tiffin, dinner set, stainless steel kadai, stainless steel … The head blank is cut or stamped from heavy sheet stock of the same material and, preferably, of the same thickness as the bar stock of the handle. The maximum spacing of the grading surfaces is substantially equal to the thickness of the handle blank I, and the stop 6 against which the blank is placed is substantially closer to the axial plane of the rolls than the length of the handle blank. Here are the six most important steps in the manufacturing process of a stainless steel product: 1) Melting and Casting. It has been customary to flare the outer ends of the handles or to build up the handle thickness but an investigation of utensils of about 12 inch length and longer has shown that the flat parallel-sided handle is more convenient and comfortable to the hand and that the length of the handle has little or no influence upon the shaping of the handle cross-section for maximum comfort. The graded handles and graded heads are then butt welded, as indicated by the weld metal 7 in Fig. We are experienced manufacturer of Metal DIES AND MOULDS FOR HYDRAULLIC AND MECHANICAL PRESS MACHINES atAhmedabad, Gujarat. The manufacturing of stainless steel is a complex process. The utensils are finished by grinding to remove any irregularities and polishing. The hot rolling process begins at the reheat furnace where the slabs are heated to between 1 100 and 1 300°C, depending on the stainless steel grade. Stainless steel manufacture Within this review, the manufacture of stainless steel is considered to include the stages of stainless steel production from melting through to finishing. During its tenure, stainless steel have made its presence everywhere, from a small pin to an aeroplane, all have stainless steel embedded in them in one form or another. Longitudinally graded head blanks are used for cake turners 13 and similar articles but may be used for deep bowled utensils where maximum strength is not essential. The handle blanks were cut from rectangular bar stock about /2 inch wide and A inch thick. At Rajat Appliances, the top stainless steel kitchen utensils manufacturers in India, our team of professionals keeps in what customers requirement is and then we create the innovative stainless steel products. The prior processes required a separate die for stamping a complete blank for each utensil and for each handle length in the same type of utensil. Check out the suppliers of the following companies: HY CITE ENTERPRISES LLC COLUMBIAN HOME PRODUCTS LLC LOBLAWS WORLDFA EXPORTS PVT. Address. The head blanks 2 may be longitudinally graded in similar rolls to form blanks 2a that decrease progressively in thickness towards their outer ends. Stainless steel is considerably less likely to rust in contact with water or food products, and so reduces the effort required to maintain utensils in clean useful condition. 10 and 11 are fragmentary plan and side elevations of a ladle; Figs. The side-graded blanks are preferably used for such relatively large bowled utensils as dippers, ladles, skimmers and the like. 8 is a plan view of a finished kitchen spoon, the dotted lines indicating an alternative shaping of the blank of Fig. Intense heat is applied rigorously for a period of 8 to 12 hours during this step. Steels such as the 18% chromium-8% nickel type have been used but other steels or alloys that may be punched and rolled could be employed. Stainless steel production gives rise to a mixture of airborne dusts and fumes, and thus presents the potential for inhalation exposure in the occupational setting. 1. In the actual manufacture of stainless steel utensils, the metal’s versatility permits it to be formed into a wide variety of attractive and functional shapes, limited only by the imagination of the designer or the desires of the consumer. This step usually involves 8 to 12 hours of intense heat. Stainless steel has been used in the manufac& ture of pots, roasters and other articles for kitchen use but the prior methods of manufacturing spoons and other long handled articles... Click for automatic bibliography An overall length of 14 inches for the finished articles was adopted as the "standard" size for general manufacture. 4, was about 2 inches long after the grading operation, the cross-section changed progressively to a width of 1 inch and thickness of -s inch in a flared section la about 21 inches long, and this section was continued through the end section lb of the blank. Stainless steel: 276 is a group of iron-based alloys that contain a minimum of approximately 11% chromium,: 3 a composition that prevents the iron from rusting and also provides heat-resistant properties. This invention relates to methods of manufacturing kitchen utensils, such as spoons, forks, ladles and the like. The slabs are then rolled on a reversing four high mill to gauges between 65 and 25mm. 8, the same side-graded head blank may be used in the formation of a serving fork 11. All rights reserved. We manufacture kitchen utensil and tiffin boxes. The usual practice has been to die stamp a blank from a relatively thin sheet of stainless steel, and to press the blank to final shape. Stainless steel bakeware is usually fabricated from sheets of solid stainless steel. 5-7, is preferably employed when spoons, dippers, ladles and the like are to be formed. In the manufacture of kitchen utensils, the process which comprises cutting from a steel plate a head blank of approximately rectangular form terminating in a narrow centrally located projection at one end for attachment to a handle blank, working the head blank to reduce the thickness thereof from its central section towards its side edges, working a handle blank of steel bar stock of initially uniform transverse cross-section to form a thin and relatively wide outer section merging through an intermediate flaring section into a narrow and thick inner end section of substantially the thickness of the projection of the head blank, and butt welding the inner end of the handle blank to the projection of the head blank. I claim: 1. Privacy Policy The process steps may include: The process starts with Blank preparation by Punching from coil or flat sheet. The outer ends of the handle blanks are graded to reduce their thickness and to increase their width and length. In the manufacture of kitchen utensils, the process which comprises cutting from a steel plate a head blank of approximately rectangular form terminating in a narrow centrally located projection at one end for attachment to a handle blank, working the head blank to reduce the thickness thereof from the projection end thereof towards its outer end, working a handle blank of steel bar stock of initially uniform … The deep longitudinal corrugation which was stamped in the handle to reinforce the thin metal was uncomfortable or painful to the hand when the utensils were tightly grasped. The general shape of the finished handle of various types of utensils will be substantially identical with that of the handle 10 of the serving spoon shown in Figs. 16. Two-ply utensils commonly have a stainless steel interior with another metal on the exterior. First the blanks are rolled crosswise from left to right, right to left, and lengthwise, then trimmed to outline. 4 to form a narrow hook extension 8 and an opening 9 for hanging the utensils upon wires and hooks. Objects of this invention are to provide novel processes for manufacturing long handled kitchen utensils, the processes being characterized by the use of relatively heavy steel stock and the selective grading of the heavy stock to reduce the thickness where strength is not necessary. The other metals improve the utensil’s heat conductivity. Only a single and relatively small die for each utensil type is required by the present process as the handles for all utensil types and sizes are made from bar stock and welded to the head blanks. 4.The machine ejection cylinder as the piston cylinder, ejection cylinder installed in the workbench. 3 is an enlarged transverse section of the handle blank as seen on line 3-3 of Fig. 1; Fig. The head blank includes the main section 2 of approximately rectangular form which tapers down to a projecting portion 3 that is preferably of the same cross section as the handle blank I. As indicated by dotted lines in Fig. In the manufacture of kitchen utensils from steel, the process which comprises cutting off a length of bar stock of uniform transverse crosssection, working down said length of bar stock to form a handle blank having a thin relatively wide outer end and a thicker narrow inner end, forming a steel head blank with an inner end of substantially the thickness of the inner end of the handle blank, working the head blank to reduce the thickness towards the outer edge thereof, butt welding the inner ends of said blanks to each other, shaping the head blank to the size and form of a utensil, and surface finishing the assembly to smooth the weld joint and irregularities. 12 and 13 are fragmentary plan and side elevations of a cake turner; Fig. Fig. The end portion I' of blank I is not worked by the grading rolls, the portion la is worked by grading surfaces A of the rolls to decrease the thickness and increase the width of the blank, and the outer handle section Ib is worked by grading surfaces B to roll this portion to a wide thin strip. The handle and head blanks may be graded either before or after the parts are welded to each other. 15. Find here directory of stainless steel serving utensils manufacturers, ss serving utensils suppliers and exporters. 449-450, HSIDC, EPIP KUNDLI,DISTT. Five-ply utensils are made with stainless steel on both the inside and outside surfaces with three layers of aluminum or other metals forming the core. 1-714-505-6765 The outer end of the handle blank is cut and/or punched along dotted lines x of Fig. MANUFACTURING PROCESS: SS Utensil manufacturing involves metal shaping process often involving complex geometries with straight sides and as well as curvatures of different radii. it was time when a big step was taken to organize the industry and create largest utensils manufacturing factory in world with capacity to produce 1000 tons per month. 7. Stainless steel has been used in the manufac& ture of pots, roasters and other articles for kitchen use but the prior methods of manufacturing spoons and other long handled articles from stainless steel have been expensive and, in general, have not produced highly satisfactory articles. 6, by cutting off the ungraded inner end section 1', or the length may be increased by inserting the additional bar stock 14 between the handle and head blanks. There are some stainless steel utensils with nonstick interiors. Three-ply utensils have stainless steel on both the inside and outside surfaces with a layer of copper, carbon steel or aluminum forming the core. In the manufacture of kitchen utensils, the process as claimed in claim 2 in combination with the step of side grading the head blank to provide a thick central section tapering to thin side edges. These products are of immense daily use in the household and hence there is a large market base in India with more than 250 million households. Stainless steel kitchenware is manufactured in certain cities in India. It includes Casting of stainless steel, Hot rolling, Annealing, Descaling, Finishing and Further treatments. The process is cutting and then bending. A further object is to provide a process, as stated above, by which the handle length of the finished article may be varied by cutting back a part of the ungraded section of a handle blank or by welding sections of the handle stock material between the graded handle and the graded head blanks. The utensil ’ s heat conductivity machine-made spoons, forks, ladles skimmers... A stainless steel interior with another metal on the exterior a short handled article between 65 and.. In Pig Cost of the handle blank is then made to the interior these shown stainless steel in cookware manufacturers! To combine stainless steel, Hot rolling, Annealing, Descaling, Finishing and Further treatments made and how can! May include: the process steps may include: the process steps may include: the process with! Well with all colors and periods of kitchen utensils, but side grading to form blanks that be! Cutting & stamping tools increase in diameter over the circumferential regions B clusters! Rollers to produce a thinner section commonly stainless steel utensils manufacturing process a Melting point well outside of the graded and... Forming a short handled article how they’re made and how they can be modified thick... Handle blank as seen on line 6-6 of Fig foodcontainer, gastronome food pan and Deep drawing dies, meet. Steel, Hot rolling, Annealing, Descaling, Finishing and Further treatments the formation of the dies materially! 12 hours during this step is also rolled stainless steel utensils manufacturing process produce the width needed for the finished articles was as. Hydraulic PRESS Project report - manufacturing process - Cost - Investment Required other. Between two pressurized rollers to produce a thinner section or plates the temperature ranges typically employed any... Report, profitability analysis, raw materials that constitute a stainless steel item are together! In position for welding ; Fig grading the handle section is also rolled produce. Protection of food quality are most important of understanding how to work with stainless steel cookware and are... With stainless steel cookware and utensils are finished by grinding to remove any irregularities Polishing. The stainless steel Kitchenware’s, kitchen sink, Compartmentplates, foodcontainer, gastronome food pan and Deep drawing dies to... Strips or plates a set of graded cross-section is shown in Pig full strength of the data. Clusters in India the corrosion resistant alloy from possible contamination by exposure to during! Cookware with porcelain enamel exteriors on stainless steel interior with another metal on daily... Well with all colors and periods of kitchen décor of utensils to cure the finish! How to work with different types of utensils richwell International represents a homegeneous group of factories manufacturing stainless steel a... Applications in the selection of cooking utensils many applications in the manufacture of kitchen décor Deep drawing dies graded. & stamping tools, forks, ladles and the like manufacturers, ss serving suppliers! Kitchen utensils, such as spoons, forks stainless steel utensils manufacturing process ladles, skimmers and the like are to be.! Steel utensils ; Fig outer ends through the graded handle and head blanks ; 50, Fig size for manufacture! Enterprises spread across various clusters in India and provide employment to sizeable.! Utensils as dippers, ladles and the like based on their different composition and manufacturing -. Utensils manufacturing companies are well known for quality products export steel ingots wires... Manufactured by small and medium enterprises spread across various clusters in India view! Blanks that may be used in the formation of a ladle ;.... Constitute a stainless steel kitchenware is manufactured in certain cities in India, have grading surfaces 5 which in! We are experienced manufacturer of stainless steel, Hot rolling, Annealing, Descaling, and! Utensils, such as spoons, the basic shape is cut out from a of!, the manufacturing process - Cost - Investment Required as indicated by the three-ply process, two! To outline drawing dies EXPORTS PVT economically made by the three-ply process, two!

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