Keep your facility and baghouse dust collector running at peak efficiency. Hence, 13-ounce polypropylene felt provides equivalent filtration, better dust cake release, and significant cost savings. Needled polyester felt. Polytetrafluoroethylene (PTFE) surfaces. 8,760 hours per year. ._1aTW4bdYQHgSZJe7BF2-XV{display:-ms-grid;display:grid;-ms-grid-columns:auto auto 42px;grid-template-columns:auto auto 42px;column-gap:12px}._3b9utyKN3e_kzVZ5ngPqAu,._21RLQh5PvUhC6vOKoFeHUP{font-size:16px;font-weight:500;line-height:20px}._21RLQh5PvUhC6vOKoFeHUP:before{content:"";margin-right:4px;color:#46d160}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{display:inline-block;word-break:break-word}._22W-auD0n8kTKDVe0vWuyK{font-weight:500}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{font-size:12px;line-height:16px}._244EzVTQLL3kMNnB03VmxK{font-weight:400;color:var(--newCommunityTheme-metaText)}._2xkErp6B3LSS13jtzdNJzO{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-top:13px;margin-bottom:2px}._2xkErp6B3LSS13jtzdNJzO ._22W-auD0n8kTKDVe0vWuyK{font-size:12px;font-weight:400;line-height:16px;margin-right:4px;margin-left:4px;color:var(--newCommunityTheme-actionIcon)}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y{border-radius:4px;box-sizing:border-box;height:21px;width:21px}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(2),._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(3){margin-left:-9px} This is a dramatic development. Please look at the link I will provide. I was wondering if anyone had made their own before. Need help or have any questions regarding the right dust collector baghouse filters for your application or baghouse system? I'm concerned about airflow with 1 micron. Needled felt is made by mechanically interlocking loose, carded fibers as they pass through a needle loom in which barbed needles move transversely (Fig. ._12xlue8dQ1odPw1J81FIGQ{display:inline-block;vertical-align:middle} 3). 5), the superior physical properties of warp knit make it an outstanding replacement for all-filament polyester twill. .FIYolDqalszTnjjNfThfT{max-width:256px;white-space:normal;text-align:center} Draw a line from column C1 perpendicular to column C2 With lots of airflow (key thing here -- you can really choke down your airflow and efficiency). I know wynn makes some that people seem to like. At the same total weight, scrimless felt is more durable, efficient, and economical than reinforced felt (Table V). ._2ik4YxCeEmPotQkDrf9tT5{width:100%}._1DR1r7cWVoK2RVj_pKKyPF,._2ik4YxCeEmPotQkDrf9tT5{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}._1DR1r7cWVoK2RVj_pKKyPF{-ms-flex-pack:center;justify-content:center;max-width:100%}._1CVe5UNoFFPNZQdcj1E7qb{-ms-flex-negative:0;flex-shrink:0;margin-right:4px}._2UOVKq8AASb4UjcU1wrCil{height:28px;width:28px;margin-top:6px}.FB0XngPKpgt3Ui354TbYQ{display:-ms-flexbox;display:flex;-ms-flex-align:start;align-items:flex-start;-ms-flex-direction:column;flex-direction:column;margin-left:8px;min-width:0}._3tIyrJzJQoNhuwDSYG5PGy{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;width:100%}.TIveY2GD5UQpMI7hBO69I{font-size:12px;font-weight:500;line-height:16px;color:var(--newRedditTheme-titleText);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.e9ybGKB-qvCqbOOAHfFpF{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;width:100%;max-width:100%;margin-top:2px}.y3jF8D--GYQUXbjpSOL5.y3jF8D--GYQUXbjpSOL5{font-weight:400;box-sizing:border-box}._28u73JpPTG4y_Vu5Qute7n{margin-left:4px} I am also concerned with airflow on the 1 micron, that's why I am asking, and 5 micron is about the size of red blood cells, so I think that might be good enough, especially since I'm in a garage that can open the door to help with dust. Usually, a manometer is used to measure delta P across each module of a dust collector. bag spout dust bulk unloader system contains hood discharger leaks cuts process dumping glove compactor conveyor includes box flexicon Filter bags made from polypropylene felt resist chemical attack.

Our line of PTFE membrane dust filter bags are designed to double the life of your dust collector bag filter, reduce wear and tear, reduce plant downtime, and help you save on maintenance costs. Please submit links to how-to pages and videos, pictures of beautiful and amazing pieces you made for us to admire, or help you finish. Filter bags for shaker-type dust collectors are available in a variety of fabric constructions, including cotton sateen, polyester sateen, needled polyester felt, combination polyester twill, and all-filament polyester yarns (Table I). Ideally you want to be at one or less. Criteria are presented for evaluating fabric constructions and energy consumption. (w[b].forms=w[b].forms||[]).push(arguments[0])}; In addition, these finishes provide considerably lower delta Ps (Fig. The tensile, tear, and burst strengths of polyester are about double that of cotton (Table II). You want 1 micron. Our Fabric Characteristics Guide outlines the dust collector filter bag material and finishes that we provide, and details how they can help lengthen the life of your filter, improve filtration efficiency, and reduce abrasion. Take our Filter Bag Media Quiz.

3 . How much CFM will be needed for the Cartridge Dust Collector? When youve committed substantial money, and if what youre using works, youll probably resist any sales pitch that comes without sufficient test data. @keyframes _1tIZttmhLdrIGrB-6VvZcT{0%{opacity:0}to{opacity:1}}._3uK2I0hi3JFTKnMUFHD2Pd,.HQ2VJViRjokXpRbJzPvvc{--infoTextTooltip-overflow-left:0px;font-size:12px;font-weight:500;line-height:16px;padding:3px 9px;position:absolute;border-radius:4px;margin-top:-6px;background:#000;color:#fff;animation:_1tIZttmhLdrIGrB-6VvZcT .5s step-end;z-index:100;white-space:pre-wrap}._3uK2I0hi3JFTKnMUFHD2Pd:after,.HQ2VJViRjokXpRbJzPvvc:after{content:"";position:absolute;top:100%;left:calc(50% - 4px - var(--infoTextTooltip-overflow-left));width:0;height:0;border-top:3px solid #000;border-left:4px solid transparent;border-right:4px solid transparent}._3uK2I0hi3JFTKnMUFHD2Pd{margin-top:6px}._3uK2I0hi3JFTKnMUFHD2Pd:after{border-bottom:3px solid #000;border-top:none;bottom:100%;top:auto}

Combination polyester twill. A final caveat: When evaluating filter fabrics, keep in mind the type of dust in your application. 4. Although needled polyester felt has been used for years in pulse-clean collectors, it only recently came on-stream in shaker-type collectors, a result of improved felting techniques and stronger supporting woven grids. Air-to-cloth ratio: 2.5 to 1. When you replace the filter bags in your dust collector, do you choose the same fabric construction that was specified when the collector was first installed? Polyester sateen. Cotton sateen. If you care to see what I mean, the the one on the right is mine model 150s: https://www.cincinnatifan.com/portable-dust-collectors.htm. My dust collector is basically a can separator with a bag attached to it, Wynn doesn't make a bag as far as I can tell. If youre contemplating a change in filter fabric and the dust texture is in question, have comparative laboratory tests conducted not a costly or difficult procedure. ._3bX7W3J0lU78fp7cayvNxx{max-width:208px;text-align:center} The only people that I can find is Cincinnati fan (the manufacturer) sold under delta, and American fabric filter. The geometry of knitted yarns creates a tortuous path to fluid flow (Fig. I have a 1.5hp motor with about 875 cfm I believe. 2. Needled polyester felt is a three-dimensional fabric in which the active elements are the individual fibers, not the yarns as in woven fabric. With so many filter bag options available, it is important to understand the characteristics that go into choosing the best solution for your application. Here we will break down your dust collector bag options and configurations. Conditions: In the past, it was common to choose between 16-ounce polypropylene felt and 16-ounce polyester felt for equivalent filtration values, the former being a good choice when the finest polypropylene fibers available were 4 denier. Singed or glazed felt particularly glazed polypropylene felt minimizes this discontinuity and creates a surface sheen that promotes uniform cake formation and easy cake discharge. Instead, you may adhere to the time-honored philosophy, If it aint broke, dont fix it.. In addition, the life expectancy of polyester sateen is two to three times greater, withless likelihood of chemical attack. It continues to be the standard against which other fabrics are measured. Conversely, singles yarns create stronger, tighter fabrics for hot filtration , while texturized yarns further improve efficiency. b24form({"id":"30","lang":"en","sec":"zi8hbk","type":"inline"}); Pleated Filters: The Great Problem Solver, Industrial Textile Slitting and Rerolling. All Rights Reserved. Dust loading : 10 grains per cubic foot 125 is way too much for another cloth bag. All-filament polyester yarns.

._3Z6MIaeww5ZxzFqWHAEUxa{margin-top:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._3EpRuHW1VpLFcj-lugsvP_{color:inherit}._3Z6MIaeww5ZxzFqWHAEUxa svg._31U86fGhtxsxdGmOUf3KOM{color:inherit;fill:inherit;padding-right:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._2mk9m3mkUAeEGtGQLNCVsJ{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;color:inherit} .s5ap8yh1b4ZfwxvHizW3f{color:var(--newCommunityTheme-metaText);padding-top:5px}.s5ap8yh1b4ZfwxvHizW3f._19JhaP1slDQqu2XgT3vVS0{color:#ea0027} Figure 2 compares the results of Taber abrasion tests on cotton and polyester sateens after 1,448 cycles. })(window,document,'https://www.glfportal.com/bitrix/js/crm/form_loader.js','b24form'); bulk bag dust unloader flexicon equipment systems automated handling 1065 Filter bags made from polyester sateen have lower moisture absorption levels and higher temperature limits. The familiar adage If if aint broke, dont fix it may be comfortable, but costly. Durability the fabric must last for an extended time period under existing operating conditions; Cleanability the fabric surface must efficiently release dust accumulation; Filterability- the fabric must not allow minimum size particles to pass through it; Affordability the energy cost required to move a cubic foot of air must be minimal. I have the model 150s which is the picture of the barrel on the right https://www.cincinnatifan.com/portable-dust-collectors.htm._3K2ydhts9_ES4s9UpcXqBi{display:block;padding:0 16px;width:100%} Take a look at our in-stock options available to ship next day. ._1LHxa-yaHJwrPK8kuyv_Y4{width:100%}._1LHxa-yaHJwrPK8kuyv_Y4:hover ._31L3r0EWsU0weoMZvEJcUA{display:none}._1LHxa-yaHJwrPK8kuyv_Y4 ._31L3r0EWsU0weoMZvEJcUA,._1LHxa-yaHJwrPK8kuyv_Y4:hover ._11Zy7Yp4S1ZArNqhUQ0jZW{display:block}._1LHxa-yaHJwrPK8kuyv_Y4 ._11Zy7Yp4S1ZArNqhUQ0jZW{display:none}

.ehsOqYO6dxn_Pf9Dzwu37{margin-top:0;overflow:visible}._2pFdCpgBihIaYh9DSMWBIu{height:24px}._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu{border-radius:2px}._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu:focus,._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu:hover{background-color:var(--newRedditTheme-navIconFaded10);outline:none}._38GxRFSqSC-Z2VLi5Xzkjy{color:var(--newCommunityTheme-actionIcon)}._2DO72U0b_6CUw3msKGrnnT{border-top:none;color:var(--newCommunityTheme-metaText);cursor:pointer;padding:8px 16px 8px 8px;text-transform:none}._2DO72U0b_6CUw3msKGrnnT:hover{background-color:#0079d3;border:none;color:var(--newCommunityTheme-body);fill:var(--newCommunityTheme-body)} Product in question: http://www.amazon.com/Singed-Polyester-Filter-Fabric-Micron/dp/B004JH9J16, My dust collector is the one on the right, model 150s: https://www.cincinnatifan.com/portable-dust-collectors.htm. Singed or glazed felt. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/TopicLinksContainer.361933014be843c79476_.css.map*/. When properly finished for example, when singed or calendered needled felt is better at releasing dust accumulation than polyester sateen (Table III). Even in relatively new installations, it pays to consider alternatives before specifying the same type of fabric construction. Your dust collector filter configuration willdepend on you baghouse style. By using a filter fabric that minimizes delta P, more air will flow through the collector at the same fan speed and energy cost. Typical tests use 0. Figure 1 illustrates the relationships of delta P, airflow in cubic foot per minute (cfm), and energy cost in kilowatts per hour (kwh). var h=d.getElementsByTagName('script')[0];h.parentNode.insertBefore(s,h); Do you need us to supply the Inlet Duct, Pick-Up Hoods, Installation, or Fan? With a 16-ounce weight structure, the fabric was one of the first felts used in pulse-clean collectors. cartridge lpi collectors torit dust grinding system metal Central machinery dust collector bags come in a wide variety of coatings, finishes, sizes and configurations, and with various filter media options. Besides lower energy consumption (Fig. Filter bags for pulse-clean collectors are also available in a variety of fabric constructions, including polyester felt with and without scrim reinforcement, polypropylene felt, singed or glazed felt, and polytetrafluoroethylene (PTFE) surfaces. A significant portion of the dust collector market particularly owners of the smaller dust collectors that dominate industry are reluctant to try new filter bag fabrics. In these cases, heat-set polyester sateen is a better choice (Tables IV and I). Combination polyester twill that uses both spun yarns and multifilament yarns is a frequent compromise in applications where the dust cake must be released moderately better than is possible with sateen. To use the nomograph, follow these steps: Draw a line from the point on column C2 to the desired power cost {dollars per kilowatt-hour) in column E. Today, filter bags made from needled polyester felt are increasingly used to replace woven fabric bags in shaker-type collectors. The additional pulsing required to clean filter bags made from unfinished felt inhibits proper cake formation. 1. Because of the fiber depth, needled felt filters more efficiently at lower delta Ps. ._2cHgYGbfV9EZMSThqLt2tx{margin-bottom:16px;border-radius:4px}._3Q7WCNdCi77r0_CKPoDSFY{width:75%;height:24px}._2wgLWvNKnhoJX3DUVT_3F-,._3Q7WCNdCi77r0_CKPoDSFY{background:var(--newCommunityTheme-field);background-size:200%;margin-bottom:16px;border-radius:4px}._2wgLWvNKnhoJX3DUVT_3F-{width:100%;height:46px} Perhaps the paramount reason is lack of sufficient laboratory data.

PTFE surfaces provide lower delta Ps and reduce the frequency of cleaning cycles. @keyframes ibDwUVR1CAykturOgqOS5{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}._3LwT7hgGcSjmJ7ng7drAuq{--sizePx:0;font-size:4px;position:relative;text-indent:-9999em;border-radius:50%;border:4px solid var(--newCommunityTheme-bodyTextAlpha20);border-left-color:var(--newCommunityTheme-body);transform:translateZ(0);animation:ibDwUVR1CAykturOgqOS5 1.1s linear infinite}._3LwT7hgGcSjmJ7ng7drAuq,._3LwT7hgGcSjmJ7ng7drAuq:after{width:var(--sizePx);height:var(--sizePx)}._3LwT7hgGcSjmJ7ng7drAuq:after{border-radius:50%}._3LwT7hgGcSjmJ7ng7drAuq._2qr28EeyPvBWAsPKl-KuWN{margin:0 auto} I'm sure you'll need to pay close attention to approved material contact, but I don't see why you couldn't make your own. For excellent retention of submicron particles and efficient release of filter cake, the best material available is PTFE membrane, laminated to felt or fabric. filter dust bag collector cage descriptions Polyester felt without scrim reinforcement. dust control mix ._2Gt13AX94UlLxkluAMsZqP{background-position:50%;background-repeat:no-repeat;background-size:contain;position:relative;display:inline-block} Amazon has 5 micron singed polyester felt fabric that would seem to be easily sewn into a bag and was wondering if anyone had luck? Press J to jump to the feed. 2. Dust collector fans operate at constant revolutions per minute and tend to deliver less air as the resistance to the airflow increases. 5 micron is big dust. ._3-SW6hQX6gXK9G4FM74obr{display:inline-block;vertical-align:text-bottom;width:16px;height:16px;font-size:16px;line-height:16px} Efficiencies determined at different air-to-cloth ratios cant be compared. strainer abrasive alc sandblasting globalindustrial abrasives Guide to Filter Bag Treatment and Finishes, The work environment at your industrial operation. 55 percent efficiency for fan and motor bag boiler filter boilers The one on the right is mine https://www.cincinnatifan.com/portable-dust-collectors.htm. ._1sDtEhccxFpHDn2RUhxmSq{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex;-ms-flex-flow:row nowrap;flex-flow:row nowrap}._1d4NeAxWOiy0JPz7aXRI64{color:var(--newCommunityTheme-metaText)}.icon._3tMM22A0evCEmrIk-8z4zO{margin:-2px 8px 0 0}

4). Today, 13-ounce, 3-denier polypropylene adequately offsets 16- ounce, 2.25-denier polyester (Table VI). Today, needled felt virtually dominates the European shaker-type collector market, while the US market has been slow to accept it.

Repeat the procedure for comparison. ._1x9diBHPBP-hL1JiwUwJ5J{font-size:14px;font-weight:500;line-height:18px;color:#ff585b;padding-left:3px;padding-right:24px}._2B0OHMLKb9TXNdd9g5Ere-,._1xKxnscCn2PjBiXhorZef4{height:16px;padding-right:4px;vertical-align:top}.icon._1LLqoNXrOsaIkMtOuTBmO5{height:20px;vertical-align:middle;padding-right:8px}.QB2Yrr8uihZVRhvwrKuMS{height:18px;padding-right:8px;vertical-align:top}._3w_KK8BUvCMkCPWZVsZQn0{font-size:14px;font-weight:500;line-height:18px;color:var(--newCommunityTheme-actionIcon)}._3w_KK8BUvCMkCPWZVsZQn0 ._1LLqoNXrOsaIkMtOuTBmO5,._3w_KK8BUvCMkCPWZVsZQn0 ._2B0OHMLKb9TXNdd9g5Ere-,._3w_KK8BUvCMkCPWZVsZQn0 ._1xKxnscCn2PjBiXhorZef4,._3w_KK8BUvCMkCPWZVsZQn0 .QB2Yrr8uihZVRhvwrKuMS{fill:var(--newCommunityTheme-actionIcon)} Filament yarns are comprised of long strands of extruded synthetic, used individually (monofilament) or twisted together (multifilament). Already know your configuration? However, polypropylene felt has two additional characteristics that make it attractive for use in other dust collection applications. This off-the-shelf fabric has been the industry standard for many years and is still used extensively. Todays innovative filter fabrics can lower bag costs, increase bag life, and reduce energy consumption. How much dust do you usually dispose of in a day? We use cookies on our websites for a number of purposes, including analytics and performance, functionality and advertising. If so, you may be incurring unnecessary expenses. The test data provided for filter fabrics used in shaker-type collectors is based on an air-to-cloth ratio of 2.5 to I; for filter fabrics used in pulse-clean collectors the air-to-cloth ratio is 5 to I. As a result, the dust deposit is more porous, which facilitates release of the dust cake. Suffice to say, if youve used the same filter fabric for a number of years, chances are theres a better one. Filter bags in most high-temperature reverse-air collectors are made from woven fiberglass. Draw a line from column A to column B I inherited an old Cincinnati fan 150s barrel dust collector and it didn't come with a bag so far it looks like 125 bucks for a new bag and principle keeps me from buying it. As might be expected, this material is expensive. Unlike other fibers (particularly cotton), the use of plied yarns offer no advantages (Table VIII). If so, do you need a spark detection system, explosion vent, or sprinkler system? .5 micron or better is ideal, which is why the Wynn filters are awesome. Copyright 2022 by Great Lakes Filters. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/IdCard.30dc7670ba47cffb7beb_.css.map*/._2JU2WQDzn5pAlpxqChbxr7{height:16px;margin-right:8px;width:16px}._3E45je-29yDjfFqFcLCXyH{margin-top:16px}._13YtS_rCnVZG1ns2xaCalg{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex}._1m5fPZN4q3vKVg9SgU43u2{margin-top:12px}._17A-IdW3j1_fI_pN-8tMV-{display:inline-block;margin-bottom:8px;margin-right:5px}._5MIPBF8A9vXwwXFumpGqY{border-radius:20px;font-size:12px;font-weight:500;letter-spacing:0;line-height:16px;padding:3px 10px;text-transform:none}._5MIPBF8A9vXwwXFumpGqY:focus{outline:unset} Spun yarns are comprised of many short fibers, such as cotton, twisted together to form continuous strands. 5-micron silica dust, which is dry, easily released, and finer than many industrial dusts. I don't think Wynn makes a bag that would work on mine. Fabrics for filtering dust use one of two basic yarns, spun or filament. Its also a viable alternative to sateen in many shaker-type collectors (Table I). But lots of dust collectors go out with 5 micron filter bags. U.S. Air Filtration manufactures high efficiency, industrial dust collector bags that fit a variety of pulse jet baghouses and other dust collection systems. If saving energy is paramount, however, you must coordinate use of a filter fabric that lowers delta P with reduced fan speed to maintain the same air volume.

Our team is here to help you find the right dust collection filter bags to achieve peak performance and clean air in your facility. Our experts are here to help. There are three types of fiberglass yarns: plied, singles, and texturized (Fig. For efficiency, fabric constructions for filter bags should have: Directly related to these criteria is the concept of delta P, that is, the pressure differential across the fabric (the resistance of cloth and dust to airflow). /r/woodworking is your home on reddit for furniture, toys, tools, wood, glue, and anything else that has to do with woodworking as a hobby or profession. ._38lwnrIpIyqxDfAF1iwhcV{background-color:var(--newCommunityTheme-widgetColors-lineColor);border:none;height:1px;margin:16px 0}._37coyt0h8ryIQubA7RHmUc{margin-top:12px;padding-top:12px}._2XJvPvYIEYtcS4ORsDXwa3,._2Vkdik1Q8k0lBEhhA_lRKE,.icon._2Vkdik1Q8k0lBEhhA_lRKE{border-radius:100%;box-sizing:border-box;-ms-flex:none;flex:none;margin-right:8px}._2Vkdik1Q8k0lBEhhA_lRKE,.icon._2Vkdik1Q8k0lBEhhA_lRKE{background-position:50%;background-repeat:no-repeat;background-size:100%;height:54px;width:54px;font-size:54px;line-height:54px}._2Vkdik1Q8k0lBEhhA_lRKE._1uo2TG25LvAJS3bl-u72J4,.icon._2Vkdik1Q8k0lBEhhA_lRKE._1uo2TG25LvAJS3bl-u72J4{filter:blur()}.eGjjbHtkgFc-SYka3LM3M,.icon.eGjjbHtkgFc-SYka3LM3M{border-radius:100%;box-sizing:border-box;-ms-flex:none;flex:none;margin-right:8px;background-position:50%;background-repeat:no-repeat;background-size:100%;height:36px;width:36px}.eGjjbHtkgFc-SYka3LM3M._1uo2TG25LvAJS3bl-u72J4,.icon.eGjjbHtkgFc-SYka3LM3M._1uo2TG25LvAJS3bl-u72J4{filter:blur()}._3nzVPnRRnrls4DOXO_I0fn{margin:auto 0 auto auto;padding-top:10px;vertical-align:middle}._3nzVPnRRnrls4DOXO_I0fn ._1LAmcxBaaqShJsi8RNT-Vp i{color:unset}._2bWoGvMqVhMWwhp4Pgt4LP{margin:16px 0;font-size:12px;font-weight:400;line-height:16px}.icon.tWeTbHFf02PguTEonwJD0{margin-right:4px;vertical-align:top}._2AbGMsrZJPHrLm9e-oyW1E{width:180px;text-align:center}.icon._1cB7-TWJtfCxXAqqeyVb2q{cursor:pointer;margin-left:6px;height:14px;fill:#dadada;font-size:12px;vertical-align:middle}.hpxKmfWP2ZiwdKaWpefMn{background-color:var(--newCommunityTheme-active);background-size:cover;background-image:var(--newCommunityTheme-banner-backgroundImage);background-position-y:center;background-position-x:center;background-repeat:no-repeat;border-radius:3px 3px 0 0;height:34px;margin:-12px -12px 10px}._20Kb6TX_CdnePoT8iEsls6{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-bottom:8px}._20Kb6TX_CdnePoT8iEsls6>*{display:inline-block;vertical-align:middle}.t9oUK2WY0d28lhLAh3N5q{margin-top:-23px}._2KqgQ5WzoQRJqjjoznu22o{display:inline-block;-ms-flex-negative:0;flex-shrink:0;position:relative}._2D7eYuDY6cYGtybECmsxvE{-ms-flex:1 1 auto;flex:1 1 auto;overflow:hidden;text-overflow:ellipsis}._2D7eYuDY6cYGtybECmsxvE:hover{text-decoration:underline}._19bCWnxeTjqzBElWZfIlJb{font-size:16px;font-weight:500;line-height:20px;display:inline-block}._2TC7AdkcuxFIFKRO_VWis8{margin-left:10px;margin-top:30px}._2TC7AdkcuxFIFKRO_VWis8._35WVFxUni5zeFkPk7O4iiB{margin-top:35px}._1LAmcxBaaqShJsi8RNT-Vp{padding:0 2px 0 4px;vertical-align:middle}._2BY2-wxSbNFYqAy98jWyTC{margin-top:10px}._3sGbDVmLJd_8OV8Kfl7dVv{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;margin-top:8px;word-wrap:break-word}._1qiHDKK74j6hUNxM0p9ZIp{margin-top:12px}.Jy6FIGP1NvWbVjQZN7FHA,._326PJFFRv8chYfOlaEYmGt,._1eMniuqQCoYf3kOpyx83Jj,._1cDoUuVvel5B1n5wa3K507{-ms-flex-pack:center;justify-content:center;margin-top:12px;width:100%}._1eMniuqQCoYf3kOpyx83Jj{margin-bottom:8px}._2_w8DCFR-DCxgxlP1SGNq5{margin-right:4px;vertical-align:middle}._1aS-wQ7rpbcxKT0d5kjrbh{border-radius:4px;display:inline-block;padding:4px}._2cn386lOe1A_DTmBUA-qSM{border-top:1px solid var(--newCommunityTheme-widgetColors-lineColor);margin-top:10px}._2Zdkj7cQEO3zSGHGK2XnZv{display:inline-block}.wzFxUZxKK8HkWiEhs0tyE{font-size:12px;font-weight:700;line-height:16px;color:var(--newCommunityTheme-button);cursor:pointer;text-align:left;margin-top:2px}._3R24jLERJTaoRbM_vYd9v0._3R24jLERJTaoRbM_vYd9v0._3R24jLERJTaoRbM_vYd9v0{display:none}.yobE-ux_T1smVDcFMMKFv{font-size:16px;font-weight:500;line-height:20px}._1vPW2g721nsu89X6ojahiX{margin-top:12px} 5. The discontinuous characteristics of an unfinished felt surface inherent in the needle-felting process create points of high air velocities; points where dust is driven deeply into the felt, from whence it is difficult to dislodge. Sometimes a strategic change in fabric construction accomplishes all three, though achieving one certainly justifies a change. Compared to cotton, polyester sateens inherent physical properties provide superior wear resistance. Is the material explosive? 5. In the past, polypropylene felt was used only in applications that would destroy polyester, with the maximum temperature constraint of 200F. One of the first fabrics used successfully for shaker type filter bags was cotton sateen. (function(w,d,u,b){w['Bitrix24FormObject']=b;w[b] = w[b] || function(){arguments[0].ref=u; Approximately what air velocity (FPM) are you looking for? Based on: It calenders well, creating a smooth, uniform surface that is slicker than polyester; and its lower specific gravity allows the same fiber population to be achieved with less total weight. 3. I will caution you, though -- I run a homemade separator in front of my collector, and I'm fairly confident the vast majority of dust it's catching is under 5 micron. 6), reducing energy consumption and decreasing the frequency of the cleaning cycle. Read the annual fan power cost {dollars per year) in column D. Due to its many short fibers, spun yarns create a hairy surface that inhibits particulate passage, but causes the dust cake to adhere to the fabric surface. 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