{"title":"Grinders, Sanders and Polishers ","description":"\u003cdiv class=\"row text-justify\"\u003e\n\n\u003cdiv class=\"col-12 mb-4\"\u003e\n\n\u003ch2\u003e Sale of grinders, sanders and polishers\u003c\/h2\u003e\n\n \u003cp\u003eIn industries and workshops, the use of a range of tools for finishing parts or components designed for structural, mechanical, or aesthetic purposes is essential. \u003cstrong\u003eGrinders, sanders, and polishers are a group of abrasive machining devices\u003c\/strong\u003e that, thanks to their versatility, can be used for countless tasks and on a wide variety of materials, to achieve the desired appearance.\u003c\/p\u003e\n\n\u003cp\u003e Although these instruments share certain similarities, which is why they are often confused with each other, there are important differences worth highlighting between each of them, mainly related to the \u003cstrong\u003etechniques used, execution speeds, and usage requirements.\u003c\/strong\u003e\u003c\/p\u003e\n\n \u003cp\u003eThe main advantage of these devices is their \u003cstrong\u003eportability, ease of use, and the ability to deliver precise and professional results.\u003c\/strong\u003e They also offer the ability to treat a variety of surfaces, including metal, wood, plastic, ceramics, and even concrete, among others. The use of each of these tools, or their features, will always depend on the user's needs, the characteristics of the workpieces, and the desired results.\u003c\/p\u003e\n\n\u003ch2\u003e What is a grinder?\u003c\/h2\u003e\n\n\u003cp\u003e The grinder, also known as a grinding wheel, is perhaps one of the most widely used tools for finishing workpieces. This is because it combines two of the most common functions in material processing: \u003cstrong\u003eroughing and cutting workpieces,\u003c\/strong\u003e in addition to performing complementary tasks, such as \u003cstrong\u003esharpening and grinding.\u003c\/strong\u003e Grinders can generally be grouped into two categories: \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"col-12 mb-4 text-center\"\u003e\u003cimg class=\"img-fluid\" src=\"https:\/\/www.ferrotall.com\/wp-content\/uploads\/2021\/12\/pasted-image-0-7.png\" alt=\"\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"col-12 mb-4\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eStraight grinders:\u003c\/strong\u003e These are primarily used in workshops and industries and have more automated features. They can be divided into three types: \u003cstrong\u003ethe bench grinder,\u003c\/strong\u003e which generally incorporates discs at both ends and is placed on a tabletop; \u003cstrong\u003ethe pedestal grinder,\u003c\/strong\u003e which is larger and stands on a cast base for heavy-duty work; and \u003cstrong\u003ethe belt grinder,\u003c\/strong\u003e which adds an abrasive belt or strip for other tasks.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eAngle grinder:\u003c\/strong\u003e Its use is common in home DIY, although it can also be used in industry. It is a portable, easy-to-use tool that, unlike the previous type, incorporates a single grinding wheel for the machining process. It is known as a grinder, and its division is determined by the radial type: \u003cstrong\u003ethere are both large radial grinders and mini grinders,\u003c\/strong\u003e used according to the precision of the work required.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e A grinder is composed of four basic parts: \u003cstrong\u003ethe electric motor, the spindle, the grinding wheels, and the guards.\u003c\/strong\u003e Depending on their function or purpose, grinders spin their wheels at speeds ranging from 6,000 to 13,200 revolutions per minute (rpm). They have side handles and the discs used can be 4-1\/2\", 7\", or even 9\".\u003c\/p\u003e\n\n\u003ch2\u003e What is a sander?\u003c\/h2\u003e\n\n \u003cp\u003eSanders are power tools \u003cstrong\u003ecommonly used in carpentry and cabinetmaking, as well as in DIY activities.\u003c\/strong\u003e As their name suggests, their main function is sanding surfaces. Although they are primarily used on wood, they can also be used on metal, plastic, plaster, or drywall, among others, to achieve better finishes. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"col-12 mb-4 text-center\"\u003e\u003cimg class=\"img-fluid\" src=\"https:\/\/www.ferrotall.com\/wp-content\/uploads\/2021\/12\/pasted-image-0-1-2.png\" alt=\"\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"col-12 mb-4\"\u003e\n\n\u003cp\u003e Although \u003cstrong\u003eportable sanders are most commonly used,\u003c\/strong\u003e \u003cstrong\u003estationary sanders can also be used.\u003c\/strong\u003e Their classification is determined by the sanding mechanisms used, and they can be belt, orbital, or contact.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eBelt sanders:\u003c\/strong\u003e These are used in both small workshops and homes as well as in large factories, given the variety of sizes available. This type of sander operates a \u003cstrong\u003emotor that rotates two tubes or drums covered with a continuous belt of sandpaper or cloth.\u003c\/strong\u003e They can be available in both portable and stationary versions.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eOrbital sanders:\u003c\/strong\u003e These are commonly used in DIY and small workshops. They operate by executing an \u003cstrong\u003eelliptical motion with a sanding disc directly over the surface of the material,\u003c\/strong\u003e achieving a much cleaner, streak-free finish. Due to their characteristics, they are only available as portable devices.\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eContact sanders:\u003c\/strong\u003e These \u003cstrong\u003emachines are developed for use in industrial processes.\u003c\/strong\u003e Their operation is automated and their primary function is the calibration of various types of long-length wood, generating precise results on a large scale. This makes them exclusively stationary units.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e The essential element of any type of sander, and one on which the final results of the machining process largely depend, is \u003cstrong\u003ethe sandpaper or cloth.\u003c\/strong\u003e This material can be made from \u003cstrong\u003ea variety of alloys, as well as varying thicknesses and roughnesses.\u003c\/strong\u003e Speeds and operating modes will be determined by the specific type of tool, with the main advantage being that each tool can have its own waste collection system.\u003c\/p\u003e\n\n\u003ch2\u003e What is a polisher?\u003c\/h2\u003e\n\n \u003cp\u003ePolishers are tools that, due to their shape, \u003cstrong\u003etend to be confused with grinders,\u003c\/strong\u003e more specifically angle grinders. Their sole function is polishing, which results in the final finish, an operation performed perpendicularly along the entire surface. \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"col-12 mb-4 text-center\"\u003e\u003cimg class=\"img-fluid\" src=\"https:\/\/www.ferrotall.com\/wp-content\/uploads\/2021\/12\/pasted-image-0-2-3.png\" alt=\"\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"col-12 mb-4\"\u003e\n\n\u003cp\u003e Polishers are primarily used to \u003cstrong\u003ecorrect defects or damage to the paint on car bodies\u003c\/strong\u003e to give them a shiny appearance. This characteristic makes the movements performed on the machined material crucial, which is why they define the classification of this type of instrument:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eCircular polishers:\u003c\/strong\u003e also called rotary polishers, are the most commonly used type of device. The \u003cstrong\u003edisc moves around its own axis,\u003c\/strong\u003e allowing for a more uniform machining process over imperfections, but requiring much more professional handling. Movement speed is measured in revolutions per minute.\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eOrbital polishers:\u003c\/strong\u003e also known as dual-action polishers, they perform an \u003cstrong\u003eelliptical motion on the material,\u003c\/strong\u003e resulting in a less aggressive surface treatment and easy handling for inexperienced operators. Their speed is measured in oscillations per minute.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp\u003eOne of the distinguishing features of this tool is the \u003cstrong\u003ebonnet or polishing pad\u003c\/strong\u003e , which, depending on the type of polisher or the user's needs, can be made of foam or wool. These machines also typically come with a power and speed adjustment mechanism to minimize damage.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","products":[{"product_id":"esmeriladora-et200","title":"ET200 Grinder","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ctable class=\"tech-specs-prod\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e CODE\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1000517\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e GRINDING WHEEL DIMENSIONS (MM)\u003c\/td\u003e\n\n \u003ctd class=\"ts-value\"\u003eØ200x32x32\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e NUMBER OF REVOLUTIONS (RPM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 2850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e ENGINE POWER (HP\/V)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 0.8KW\/1.1CV\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 560X310X290\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e WEIGHT (Kg)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 28\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e","brand":"Helferindustrial","offers":[{"title":"Default Title","offer_id":44977286840586,"sku":"1000517","price":206.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4344\/5258\/products\/et_2.png?v=1702296208"},{"product_id":"pulidora-pt200","title":"PT200 Polisher ","description":"\u003cbr\u003e\u003cbr\u003e\u003ctable class=\"tech-specs-prod\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e CODE\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1000512\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 540x202x252\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n \u003ctd class=\"ts-name\"\u003eCOTTON WHEEL SIZE (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 200X20X16\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e NUMBER OF REVOLUTIONS (RPM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 2850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e ENGINE POWER (HP\/V)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 0.6Kw\/380V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e WEIGHT (Kg)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 14\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e","brand":"helferindustrial","offers":[{"title":"Default Title","offer_id":45052626829578,"sku":"1000512","price":186.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4344\/5258\/products\/pmpt_2.png?v=1704380113"},{"product_id":"pulidora-pt250","title":"PT250 Polisher","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ctable class=\"tech-specs-prod\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e CODE\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1000513\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 630x250x315\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e COTTON WHEEL SIZE (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 250X25X20\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e NUMBER OF REVOLUTIONS (RPM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 2850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e ENGINE POWER (HP\/V)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1.5kw\/380v\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e WEIGHT (Kg)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 23\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e","brand":"helferindustrial","offers":[{"title":"Default Title","offer_id":45052627222794,"sku":"1000513","price":282.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4344\/5258\/products\/pmpt_3.png?v=1704380122"},{"product_id":"esmeriladora-et250","title":"ET250 Grinder","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ctable class=\"tech-specs-prod\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e CODE\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1000518\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e GRINDING WHEEL DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e Ø250x32x32\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e NUMBER OF REVOLUTIONS (RPM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 2850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e ENGINE POWER (HP\/V)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1.5KW\/2HP\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 580X365X345\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e WEIGHT (Kg)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 35\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e","brand":"helferindustrial","offers":[{"title":"Default Title","offer_id":45052627517706,"sku":"1000518","price":249.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4344\/5258\/products\/esmeriladora-helfer-et250.png?v=1704380130"},{"product_id":"pulidora-pm200","title":"PM200 Polisher","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ctable class=\"tech-specs-prod\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e CODE\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 1000511\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 540x202x252\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e COTTON WHEEL SIZE (MM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 250X20X16\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e NUMBER OF REVOLUTIONS (RPM)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 2850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e ENGINE POWER (HP\/V)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 0.6Kw\/230V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd class=\"ts-name\"\u003e WEIGHT (Kg)\u003c\/td\u003e\n\n\u003ctd class=\"ts-value\"\u003e 14\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e","brand":"helferindustrial","offers":[{"title":"Default Title","offer_id":45052637708554,"sku":"1000511","price":176.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4344\/5258\/products\/pmpt_3_4c8ed11d-8c6b-4e5c-ac61-468f80ab422e.png?v=1704380357"},{"product_id":"esmeriladora-em200","title":"EM200 Grinder","description":"\u003cdiv class=\"row\"\u003e\n\n\u003cdiv class=\"col-12 pb-lg-5\"\u003e\n\n\u003ctable class=\"table table-bordered table-sm\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e DIMENSIONS (MM)\u003c\/td\u003e\n\n\u003ctd\u003e 461X246X310\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e \n\u003ctd\u003eNUMBER OF REVOLUTIONS (RPM)\u003c\/td\u003e\n\n\u003ctd\u003e 2850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e ENGINE POWER (HP\/V)\u003c\/td\u003e\n\n\u003ctd\u003e 0.6Kw\/0.8CV \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003cdiv itemprop=\"description\"\u003e\n\n\u003cp\u003e HELFER double grinder\u003c\/p\u003e\n\n\u003cp\u003e Includes 2 abrasive wheels k36p\/k80n diameter 175mm\u003c\/p\u003e\n\n\n\u003c\/div\u003e \n\u003ca href=\"#\" onclick=\"goToFichaTecnica();\" class=\"btn btn-link text-secondary d-none d-lg-inline\"\u003eSee technical sheet\u003c\/a\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"helferindustrial","offers":[{"title":"Default Title","offer_id":45486051524874,"sku":"","price":0.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4344\/5258\/files\/et_2.png?v=1713446707"}],"url":"https:\/\/helferindustrial.com\/en\/collections\/esmeriladoras-lijadoras-pulidoras.oembed","provider":"helferindustrial","version":"1.0","type":"link"}