{"id":13560,"date":"2026-07-10T02:01:41","date_gmt":"2026-07-10T02:01:41","guid":{"rendered":"https:\/\/hlh-js.com\/?p=13560"},"modified":"2026-07-10T02:08:13","modified_gmt":"2026-07-10T02:08:13","slug":"peristaltic-vs-aodd-vs-progressive-cavity-pumps-abrasive-media","status":"publish","type":"post","link":"https:\/\/hlh-js.com\/ja\/resource\/blog\/peristaltic-vs-aodd-vs-progressive-cavity-pumps-abrasive-media\/","title":{"rendered":"Peristaltic vs. AODD vs. Progressive Cavity Pumps for Abrasive Media: Which Is Right for You?"},"content":{"rendered":"<p><style>\r\n.hlh-pillar{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;color:#25303D;line-height:1.85;max-width:860px;margin:0 auto;font-size:1rem}.hlh-pillar h1{font-size:2em;font-weight:800;color:#1C3D5A;line-height:1.25;margin:0 0 .4em;letter-spacing:-.02em}.hlh-pillar h2{font-size:1.42em;font-weight:700;color:#1C3D5A;margin:2.4em 0 .7em;padding-bottom:.4em;border-bottom:2px solid #DDE3EC;position:relative}.hlh-pillar 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0}.hlh-back-link{display:inline-flex;align-items:center;gap:.4em;background:#EEF4FA;color:#1C3D5A;font-size:.82em;font-weight:600;padding:.32em .85em;border-radius:20px;text-decoration:none;margin-bottom:1.3em;border:1px solid #BDD5EE}.hlh-back-link:hover{background:#1C3D5A;color:#fff!important;text-decoration:none}@media(max-width:640px){.hlh-pillar h1{font-size:1.5em}.hlh-pillar h2{font-size:1.22em}.hlh-related ul,.hlh-pros-cons{grid-template-columns:1fr}.hlh-cta-box{padding:1.8em 1.2em}}\r\n<\/style><\/p>\r\n<div class=\"hlh-pillar\"><a class=\"hlh-back-link\" href=\"https:\/\/hlh-js.com\/resource\/blog\/pumps-for-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u2190 Pumps for Abrasive Media: Complete Guide<\/a>\r\n<h1>Peristaltic vs. AODD vs. Progressive Cavity Pumps for Abrasive Media: Which Is Right for You?<\/h1>\r\n<div class=\"hlh-meta-bar\">\ud83d\udccc Published by <strong>\u6c5f\u8607\u6052\u9686\u79d1\u6280\u6709\u9650\u516c\u53f8<\/strong>\ud83d\uddd3 Updated: July 2026\u23f1 Reading time: approx. 14 min<\/div>\r\n<div class=\"hlh-lead\">\r\n<p>When handling abrasive media, the pump type decision often comes down to three candidates that together cover the vast majority of non-centrifugal abrasive applications: peristaltic (hose) pumps, air-operated double diaphragm (AODD) pumps, and progressive cavity pumps. Each handles abrasive media through a fundamentally different mechanism, and each excels in specific scenarios while performing poorly in others. Most comparison content online advocates for one type because it is the author&#8217;s product\u2014this guide provides a genuinely neutral engineering comparison.<\/p>\r\n<p>For a broader overview including centrifugal slurry pumps and gear pumps, see our complete resource: <a href=\"https:\/\/hlh-js.com\/resource\/blog\/pumps-for-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pumps for Abrasive Media: The Complete Selection &amp; Buying Guide<\/a>.<\/p>\r\n<\/div>\r\n<nav class=\"hlh-toc\">\r\n<div class=\"hlh-toc__header\">Table of Contents<\/div>\r\n<ol>\r\n<li><a href=\"#why-three-matter\">Why These Three Pump Types Dominate Non-Centrifugal Abrasive Applications<\/a><\/li>\r\n<li><a href=\"#peristaltic\">Peristaltic (Hose) Pumps for Abrasive Media<\/a><\/li>\r\n<li><a href=\"#aodd\">AODD Pumps for Abrasive Media<\/a><\/li>\r\n<li><a href=\"#pc\">Progressive Cavity Pumps for Abrasive Media<\/a><\/li>\r\n<li><a href=\"#comparison-table\">Head-to-Head Comparison Table<\/a><\/li>\r\n<li><a href=\"#scenarios\">Scenario-Based Selection Guide<\/a><\/li>\r\n<li><a href=\"#c1a-faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><\/li>\r\n<\/ol>\r\n<\/nav>\r\n<section id=\"why-three-matter\">\r\n<h2>1. Why These Three Pump Types Dominate Non-Centrifugal Abrasive Applications<\/h2>\r\n<p>Centrifugal slurry pumps handle the highest-volume abrasive applications\u2014mining tailings, dredging, large-scale process slurry\u2014but they require priming, cannot run dry, and experience significant efficiency and wear penalties at moderate-to-high viscosity. For the large number of industrial abrasive applications that fall outside the centrifugal pump&#8217;s optimal range\u2014medium concentration, variable or batch-mode flow, fine particles, higher viscosity, or smaller scale\u2014these three positive-displacement pump types cover almost all scenarios.<\/p>\r\n<p>The fundamental difference between them is <em>where<\/em> wear occurs and <em>how<\/em> the abrasive particle is isolated from pump components:<\/p>\r\n<ul>\r\n<li><strong>Peristaltic:<\/strong> Abrasive contacts only the hose interior. Zero metal contact. Wear item is the hose only.<\/li>\r\n<li><strong>AODD:<\/strong> Abrasive contacts diaphragms, check valve balls and seats, and manifold passages. Multiple wear items.<\/li>\r\n<li><strong>Progressive cavity:<\/strong> Abrasive contacts rotor surface and stator bore continuously throughout the pumping cycle. Wear distributed across the entire rotor-stator interface.<\/li>\r\n<\/ul>\r\n<\/section>\r\n<section id=\"peristaltic\">\r\n<h2>2. Peristaltic (Hose) Pumps for Abrasive Media<\/h2>\r\n<div class=\"hlh-pump-card\">\r\n<div class=\"hlh-pump-header\">\r\n<div class=\"hlh-pump-number\">P<\/div>\r\n<div class=\"hlh-pump-name\">Peristaltic (Hose) Pump \u2014 How It Works<\/div>\r\n<\/div>\r\n<div class=\"hlh-pump-body\">\r\n<p>A peristaltic pump moves fluid by mechanically squeezing a flexible hose with rotating rollers or shoes mounted on a rotor. Each squeeze creates a sealed plug of fluid that is pushed forward as the rotor turns. The key design characteristic is that the pumped fluid only ever contacts the inside surface of the flexible hose\u2014never the pump casing, rotor, or any metal component. This single-contact-surface design makes peristaltic pumps uniquely suited to fluids that would rapidly destroy metal pump components, including highly abrasive slurries, corrosive fluids, and shear-sensitive materials.<\/p>\r\n<div class=\"hlh-pros-cons\">\r\n<div class=\"hlh-pros\">\r\n<h5>\u2713 Advantages for Abrasive Media<\/h5>\r\n<ul>\r\n<li>Abrasive contacts hose only \u2014 maximum component protection<\/li>\r\n<li>Self-priming to 9 m suction lift<\/li>\r\n<li>Fully reversible (back-flush capability)<\/li>\r\n<li>Safe to run dry indefinitely without damage<\/li>\r\n<li>Single wear item (hose) \u2014 lowest maintenance complexity<\/li>\r\n<li>Hose replacement in 15\u201320 minutes; no tools required on some designs<\/li>\r\n<li>Handles very fine, very hard particles with excellent service life<\/li>\r\n<li>Gentle, low-shear pumping \u2014 preserves fragile particle structures<\/li>\r\n<\/ul>\r\n<\/div>\r\n<div class=\"hlh-cons\">\r\n<h5>\u2717 Limitations for Abrasive Media<\/h5>\r\n<ul>\r\n<li>Lower maximum flow rate than centrifugal or large AODD pumps<\/li>\r\n<li>Maximum operating pressure typically limited to 4\u20136 bar<\/li>\r\n<li>Maximum particle size limited by hose internal diameter<\/li>\r\n<li>Pulsating flow output (2 pulses per revolution) \u2014 may require dampener for precision metering<\/li>\r\n<li>Hose replacement frequency increases sharply with particle hardness above Mohs 7<\/li>\r\n<li>Higher capital cost per flow unit than AODD at equivalent scale<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<p><strong>Best applications:<\/strong> Fine abrasives (d50 below 500 micron), highly corrosive abrasive slurries, very hard particles (Mohs 8+) at moderate concentration, laboratory or pilot-scale abrasive handling, applications requiring zero metal contamination of the fluid stream.<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"aodd\">\r\n<h2>3. Air-Operated Double Diaphragm (AODD) Pumps for Abrasive Media<\/h2>\r\n<div class=\"hlh-pump-card\">\r\n<div class=\"hlh-pump-header\">\r\n<div class=\"hlh-pump-number\">A<\/div>\r\n<div class=\"hlh-pump-name\">AODD Pump \u2014 How It Works<\/div>\r\n<\/div>\r\n<div class=\"hlh-pump-body\">\r\n<p>AODD pumps use compressed air to alternately flex two diaphragms connected by a common shaft. As one diaphragm is pushed outward by air pressure, it displaces fluid through the discharge check valve; simultaneously, the opposite diaphragm is pulled inward, drawing fluid through the suction check valve. The cycle then reverses. The result is a reciprocating positive-displacement action that is self-priming, handles solids up to the check valve port diameter, and requires no electricity.<\/p>\r\n<p>In abrasive service, the diaphragms flex rather than slide against abrasive particles, making them more wear-resistant than elastomeric seals in continuous rubbing contact. The primary wear points in AODD pumps handling abrasive media are the ball check valves and seats, where particles become trapped at the sealing interface on each stroke.<\/p>\r\n<div class=\"hlh-pros-cons\">\r\n<div class=\"hlh-pros\">\r\n<h5>\u2713 Advantages for Abrasive Media<\/h5>\r\n<ul>\r\n<li>No electricity required \u2014 uses compressed air already at most blasting facilities<\/li>\r\n<li>Self-priming to 7\u20138 m suction lift<\/li>\r\n<li>Dry-run safe without damage<\/li>\r\n<li>Adjustable output by varying air supply pressure<\/li>\r\n<li>Handles particle sizes up to check valve port diameter (up to 75 mm on large pumps)<\/li>\r\n<li>Lower capital cost than peristaltic at equivalent scale<\/li>\r\n<li>Wide range of body and wetted-parts materials<\/li>\r\n<li>Simple maintenance; widely understood in most maintenance teams<\/li>\r\n<\/ul>\r\n<\/div>\r\n<div class=\"hlh-cons\">\r\n<h5>\u2717 Limitations for Abrasive Media<\/h5>\r\n<ul>\r\n<li>Ball check valves wear from particle entrapment at seat \u2014 primary failure mode<\/li>\r\n<li>High pulsation output \u2014 pulse dampener recommended for most process applications<\/li>\r\n<li>Multiple wear items (diaphragms, ball valves, seats, manifold) vs. peristaltic&#8217;s single hose<\/li>\r\n<li>Compressed air consumption can be significant in high-pressure, high-flow applications<\/li>\r\n<li>Less suitable for very fine (&lt;50 micron) hard abrasives where check valve precision is affected<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<p><strong>Best applications:<\/strong> Wet abrasive blasting systems, slurry transfer, lime milk, ceramic glaze, process slurry at moderate concentration and particle size, any application where no electrical power is available at the pump location.<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"pc\">\r\n<h2>4. Progressive Cavity (PC) Pumps for Abrasive Media<\/h2>\r\n<div class=\"hlh-pump-card\">\r\n<div class=\"hlh-pump-header\">\r\n<div class=\"hlh-pump-number\">C<\/div>\r\n<div class=\"hlh-pump-name\">Progressive Cavity Pump \u2014 How It Works<\/div>\r\n<\/div>\r\n<div class=\"hlh-pump-body\">\r\n<p>A progressive cavity pump consists of a helical metal rotor rotating eccentrically inside a double-helix elastomeric stator. As the rotor turns, sealed cavities form at the suction end and progress continuously from inlet to outlet, delivering smooth, pulsation-free flow at low fluid velocity. The low velocity through the pumping element is the key advantage for abrasive media: since erosion rate scales approximately with the cube of velocity, the inherently low-velocity flow path produces substantially lower erosion rates than centrifugal or high-speed pumps at equivalent flow.<\/p>\r\n<div class=\"hlh-pros-cons\">\r\n<div class=\"hlh-pros\">\r\n<h5>\u2713 Advantages for Abrasive Media<\/h5>\r\n<ul>\r\n<li>Smooth, pulsation-free flow \u2014 ideal for precision metering and dosing<\/li>\r\n<li>Low fluid velocity through pumping element \u2192 lower erosion rate<\/li>\r\n<li>Handles high-viscosity abrasive slurries where centrifugal pumps fail<\/li>\r\n<li>Self-priming<\/li>\r\n<li>High pressure capability (up to 24 bar on multi-stage designs)<\/li>\r\n<li>Constant volumetric flow rate regardless of discharge pressure (positive displacement)<\/li>\r\n<li>Handles high solids concentrations (up to 60% w\/w)<\/li>\r\n<\/ul>\r\n<\/div>\r\n<div class=\"hlh-cons\">\r\n<h5>\u2717 Limitations for Abrasive Media<\/h5>\r\n<ul>\r\n<li>Stator wear is the dominant failure mode \u2014 must be replaced periodically<\/li>\r\n<li>Cannot run dry \u2014 even brief dry running destroys the stator rapidly<\/li>\r\n<li>Rotor wear is cumulative and affects volumetric efficiency over time<\/li>\r\n<li>Particle size limited to approximately 30% of pump cavity dimension<\/li>\r\n<li>Higher capital cost than AODD at equivalent flow<\/li>\r\n<li>Requires coupling and gear reducer \u2014 more mechanical complexity than AODD<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<p><strong>Best applications:<\/strong> Viscous abrasive slurries (above 200 cP), precision metering of abrasive compounds, sludge dewatering and biogas digestate, underground slurry return (high-pressure capability), food processing slurries requiring gentle handling and no pulsation.<\/p>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section id=\"comparison-table\">\r\n<h2>5. Head-to-Head Comparison Table<\/h2>\r\n<div class=\"hlh-table-wrap\">\r\n<table class=\"hlh-table\">\r\n<thead>\r\n<tr>\r\n<th>Attribute<\/th>\r\n<th>Peristaltic<\/th>\r\n<th>AODD<\/th>\r\n<th>Progressive Cavity<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td>Abrasion resistance<\/td>\r\n<td><span class=\"hlh-stars\">\u2605\u2605\u2605\u2605\u2605<\/span><\/td>\r\n<td><span class=\"hlh-stars\">\u2605\u2605\u2605\u2605<\/span>\u2606<\/td>\r\n<td><span class=\"hlh-stars\">\u2605\u2605\u2605<\/span>\u2606\u2606<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Max solids content<\/td>\r\n<td>40% w\/w<\/td>\r\n<td>25% w\/w<\/td>\r\n<td>60% w\/w<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Particle size limit<\/td>\r\n<td>Up to hose ID<\/td>\r\n<td>Up to port size<\/td>\r\n<td>~30% of cavity<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Handles hard particles (Mohs 8+)<\/td>\r\n<td><span class=\"hlh-check\">\u2713 Best<\/span><\/td>\r\n<td><span class=\"hlh-check\">\u2713 Good<\/span><\/td>\r\n<td><span class=\"hlh-cross\">\u2717 Poor<\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Viscous slurry (&gt;500 cP)<\/td>\r\n<td>Limited<\/td>\r\n<td>Poor<\/td>\r\n<td><span class=\"hlh-check\">\u2713 Best<\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Self-priming<\/td>\r\n<td><span class=\"hlh-check\">\u2713<\/span><\/td>\r\n<td><span class=\"hlh-check\">\u2713<\/span><\/td>\r\n<td><span class=\"hlh-check\">\u2713<\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Dry-run safe<\/td>\r\n<td><span class=\"hlh-check\">\u2713<\/span><\/td>\r\n<td><span class=\"hlh-check\">\u2713<\/span><\/td>\r\n<td><span class=\"hlh-cross\">\u2717<\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Flow character<\/td>\r\n<td>Pulsating<\/td>\r\n<td>High pulsation<\/td>\r\n<td>Smooth<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Max pressure<\/td>\r\n<td>4\u20136 bar<\/td>\r\n<td>6\u20138 bar<\/td>\r\n<td>Up to 24 bar<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Needs electricity<\/td>\r\n<td>Yes (motor)<\/td>\r\n<td>No (air only)<\/td>\r\n<td>Yes (motor)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Wear item count<\/td>\r\n<td>1 (hose)<\/td>\r\n<td>3\u20134 (valves, diaphragms)<\/td>\r\n<td>2 (rotor, stator)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Typical capital cost<\/td>\r\n<td>Medium-High<\/td>\r\n<td>Low-Medium<\/td>\r\n<td>Medium-High<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Pulsation dampener needed<\/td>\r\n<td>Often<\/td>\r\n<td>Usually<\/td>\r\n<td>No<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<\/section>\r\n<section id=\"scenarios\">\r\n<h2>6. Scenario-Based Selection Guide<\/h2>\r\n<ul class=\"hlh-scenario-list\">\r\n<li><strong>Wet abrasive blasting with steel shot or glass beads, portable installation:<\/strong> AODD pump. Self-priming, no electrical power required, handles particle sizes well, adjustable output by air pressure. For very fine or very hard blast media, upgrade to peristaltic.<\/li>\r\n<li><strong>Pumping alumina or silicon carbide slurry (Mohs 9) at any concentration:<\/strong> Peristaltic pump. Only hose contacts the media; high-chrome or rubber components of AODD or PC pumps will wear rapidly. Choose a reinforced natural rubber or EPDM hose appropriate for media concentration and particle size.<\/li>\r\n<li><strong>Metered dosing of abrasive ceramic glaze compound into a production process:<\/strong> Progressive cavity pump. Pulsation-free flow ensures consistent glaze application; positive displacement provides accurate volume per stroke. Specify a stator hardened for abrasive service and monitor rotor-stator clearance regularly.<\/li>\r\n<li><strong>Abrasive pharmaceutical or food-grade slurry requiring no contamination from pump components:<\/strong> Peristaltic pump with FDA-compliant hose material. Zero metal contact with the product. Hose replacement is the only maintenance task.<\/li>\r\n<li><strong>Mining tailings or ore concentrate slurry at high volume (above 50 m\u00b3\/h):<\/strong> None of these three \u2014 centrifugal slurry pump is the correct choice at this scale. See our guide: <a href=\"https:\/\/hlh-js.com\/resource\/blog\/centrifugal-vs-positive-displacement-pumps-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">Centrifugal vs. Positive Displacement Pumps for Abrasive Media<\/a>.<\/li>\r\n<\/ul>\r\n<\/section>\r\n<hr class=\"hlh-hr\" \/>\r\n<section id=\"c1a-faq\">\r\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\r\n<div class=\"hlh-faq-item\">\r\n<div class=\"hlh-faq-q\">Which pump type has the lowest maintenance cost for abrasive media service?<\/div>\r\n<div class=\"hlh-faq-a\">For most abrasive media applications, peristaltic pumps have the lowest maintenance complexity because the hose is the single wear item. However, total maintenance cost depends on hose replacement frequency (driven by media hardness and concentration) and hose cost. In applications with hard angular abrasives at high concentration, hose replacement frequency can be high enough that AODD pumps with upgraded valve materials are more economical. Always evaluate maintenance cost as cost-per-operating-hour, not cost-per-event.<\/div>\r\n<\/div>\r\n<div class=\"hlh-faq-item\">\r\n<div class=\"hlh-faq-q\">Can AODD pumps handle very hard abrasives like garnet (Mohs 7.5) or alumina (Mohs 9)?<\/div>\r\n<div class=\"hlh-faq-a\">AODD pumps can handle garnet with appropriate check valve and seat material upgrades (ceramic ball valves and hardened seats are available for abrasive service). For alumina at Mohs 9, AODD check valve wear becomes very significant and peristaltic pumps are generally the preferred alternative at this hardness level. The diaphragm itself is less affected\u2014diaphragm failure in AODD abrasive service is more commonly caused by flexure fatigue than by abrasive cutting.<\/div>\r\n<\/div>\r\n<div class=\"hlh-faq-item\">\r\n<div class=\"hlh-faq-q\">Do progressive cavity pumps wear faster than AODD pumps in abrasive service?<\/div>\r\n<div class=\"hlh-faq-a\">For typical abrasive media (Mohs 5\u20137, fine to medium particle size), PC pump stators wear at a rate that is application-specific and often competitive with AODD valve replacement frequency. The key advantage of PC pumps is that wear occurs gradually across the entire rotor-stator interface, producing a gradual performance decline rather than a sudden failure event. This makes wear easier to monitor and schedule. However, for hard angular abrasives above Mohs 7, stator elastomer wear accelerates rapidly and peristaltic or AODD pumps with hard metal wetted parts are preferable.<\/div>\r\n<\/div>\r\n<div class=\"hlh-faq-item\">\r\n<div class=\"hlh-faq-q\">Is pulsation from AODD or peristaltic pumps a problem in abrasive blasting applications?<\/div>\r\n<div class=\"hlh-faq-a\">In most wet blasting applications, moderate pulsation is acceptable because the compressed air at the blast nozzle acts as a secondary pressure stabilizer. For precision blasting applications where consistent surface profile is critical\u2014aerospace components, precision tooling surfaces\u2014a pulse dampener installed between the pump and nozzle reduces pressure variation to acceptable levels. PC pumps are the only option if pulsation-free flow is a hard requirement without dampening.<\/div>\r\n<\/div>\r\n<\/section>\r\n<div class=\"hlh-cta-box\">\r\n<h2>The Right Media Makes the Difference<\/h2>\r\n<p>Whichever pump type you select, the consistency of your abrasive media determines how predictably your pump wears. Jiangsu Henglihong Technology Co., Ltd. manufactures certified steel shot, steel grit, glass beads, and stainless steel shot with tight particle size distribution and controlled hardness \u2014 giving your pump the consistent, predictable media it needs to perform reliably.<\/p>\r\n<a class=\"hlh-cta-btn\" href=\"https:\/\/hlh-js.com\/contact\/\" target=\"_blank\" rel=\"noopener noreferrer\">Request Media Specifications \u2192<\/a><\/div>\r\n<div class=\"hlh-related\">\r\n<div class=\"hlh-related__title\">Related Resources<\/div>\r\n<ul>\r\n<li><a href=\"https:\/\/hlh-js.com\/resource\/blog\/pumps-for-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pumps for Abrasive Media: The Complete Guide<\/a><\/li>\r\n<li><a href=\"https:\/\/hlh-js.com\/resource\/blog\/centrifugal-vs-positive-displacement-pumps-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">Centrifugal vs. Positive Displacement Pumps<\/a><\/li>\r\n<li><a href=\"https:\/\/hlh-js.com\/resource\/blog\/pump-materials-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pump Materials: Chrome vs. Rubber vs. Ceramic<\/a><\/li>\r\n<li><a href=\"https:\/\/hlh-js.com\/resource\/blog\/how-to-select-pump-abrasive-media\/\" target=\"_blank\" rel=\"noopener noreferrer\">How to Select a Pump for Abrasive Media<\/a><\/li>\r\n<li><a href=\"https:\/\/hlh-js.com\/resource\/blog\/pumps-abrasive-blasting-systems\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pumps for Abrasive Blasting Systems<\/a><\/li>\r\n<li><a href=\"https:\/\/hlh-js.com\/resource\/blog\/total-cost-ownership-abrasive-media-pumps\/\" target=\"_blank\" rel=\"noopener noreferrer\">Total Cost of Ownership for Abrasive Media Pumps<\/a><\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n<p><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"Article\",\n    \"headline\": \"Peristaltic vs. AODD vs. Progressive Cavity Pumps for Abrasive Media: Which Is Right for You?\",\n    \"datePublished\": \"2026-07-01\",\n    \"dateModified\": \"2026-07-01\",\n    \"author\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Jiangsu Henglihong Technology Co., Ltd.\",\n        \"url\": \"https:\\\/\\\/hlh-js.com\"\n    },\n    \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Jiangsu Henglihong Technology Co., Ltd.\",\n        \"url\": \"https:\\\/\\\/hlh-js.com\"\n    },\n    \"mainEntityOfPage\": {\n        \"@type\": \"WebPage\",\n        \"@id\": \"https:\\\/\\\/hlh-js.com\\\/resource\\\/blog\\\/peristaltic-vs-aodd-vs-progressive-cavity-pumps-abrasive-media\\\/\"\n    }\n}<\/script><\/p>","protected":false},"excerpt":{"rendered":"<p>\u2190 Pumps for Abrasive Media: Complete Guide Peristaltic vs. AODD  [&#8230;]<\/p>","protected":false},"author":1,"featured_media":13562,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62,175,138],"tags":[],"class_list":["post-13560","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-industry","category-resource"],"_links":{"self":[{"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/posts\/13560","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/comments?post=13560"}],"version-history":[{"count":3,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/posts\/13560\/revisions"}],"predecessor-version":[{"id":13613,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/posts\/13560\/revisions\/13613"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/media\/13562"}],"wp:attachment":[{"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/media?parent=13560"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/categories?post=13560"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hlh-js.com\/ja\/wp-json\/wp\/v2\/tags?post=13560"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}