{"id":4971,"date":"2025-07-22T11:47:54","date_gmt":"2025-07-22T11:47:54","guid":{"rendered":"https:\/\/fdyairblower.com\/?post_type=product&#038;p=4971"},"modified":"2026-01-06T13:41:09","modified_gmt":"2026-01-06T13:41:09","slug":"feed-pellet-machine-production-line-2","status":"publish","type":"product","link":"https:\/\/www.fdyairblower.com\/hi\/product\/feed-pellet-machine-production-line-2\/","title":{"rendered":"Roots fan for coal mine fly ash conveying"},"content":{"rendered":"<p>Piston ring sealed Roots fan is mainly used for gas, biogas, natural gas pressure with the system resistance changes, has self-adaptability; It has the hard exhaust characteristic of forced air supply, that is, when the pressure changes, the flow rate changes little; The conveying medium does not contain oil; The traffic classification is dense, the coverage is wide, and can be widely used by users; Various sealing forms can meet the needs of different media; Specifications variety, vertical, horizontal, positive pressure, negative pressure; Reasonable structure, reliable operation, long service life, easy operation and maintenance.<\/p>\n<p><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-5501 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen1.jpg\" width=\"790\" height=\"430\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen1.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen1-300x163.jpg 300w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen1-768x418.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen1-18x10.jpg 18w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen1-600x327.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" decoding=\"async\" class=\"alignnone size-full wp-image-5502 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen2.jpg\" width=\"790\" height=\"879\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen2.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen2-270x300.jpg 270w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen2-768x855.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen2-11x12.jpg 11w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen2-600x668.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" decoding=\"async\" class=\"alignnone size-full wp-image-5503 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen3.jpg\" width=\"790\" height=\"1020\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen3.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen3-232x300.jpg 232w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen3-768x992.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen3-9x12.jpg 9w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen3-600x775.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5504 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen4.jpg\" width=\"790\" height=\"881\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen4.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen4-269x300.jpg 269w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen4-768x856.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen4-11x12.jpg 11w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen4-600x669.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5505 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen5.jpg\" width=\"790\" height=\"382\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen5.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen5-300x145.jpg 300w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen5-768x371.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen5-18x9.jpg 18w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen5-600x290.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5506 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen6.jpg\" width=\"790\" height=\"746\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen6.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen6-300x283.jpg 300w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen6-768x725.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen6-13x12.jpg 13w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen6-600x567.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5507 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7.jpg\" width=\"790\" height=\"1191\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7-199x300.jpg 199w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7-679x1024.jpg 679w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7-768x1158.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7-8x12.jpg 8w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen7-600x905.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5508 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen8.jpg\" width=\"790\" height=\"830\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen8.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen8-286x300.jpg 286w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen8-768x807.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen8-11x12.jpg 11w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen8-600x630.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5509 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen9.jpg\" width=\"790\" height=\"709\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen9.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen9-300x269.jpg 300w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen9-768x689.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen9-13x12.jpg 13w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen9-600x538.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5510 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen10.jpg\" width=\"790\" height=\"707\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen10.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen10-300x268.jpg 300w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen10-768x687.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen10-13x12.jpg 13w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen10-600x537.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/> <img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5511 aligncenter\" src=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11.jpg\" width=\"790\" height=\"1182\" srcset=\"https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11.jpg 790w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11-201x300.jpg 201w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11-684x1024.jpg 684w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11-768x1149.jpg 768w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11-8x12.jpg 8w, https:\/\/www.fdyairblower.com\/wp-content\/uploads\/2025\/07\/Roots-fan-for-coal-minen11-600x898.jpg 600w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p><label style=\"color: #0458b3;\">Product origin\u00a0 \u00a0<\/label>China<br \/>\n<label style=\"color: #0458b3;\">Delivery time\u00a0 \u00a0 <\/label>15-25 Working Days<br \/>\n<label style=\"color: #0458b3;\">Supply capacity\u00a0 <\/label>Factory Direct Supply<br \/>\nPiston ring sealed Roots fan is mainly used for gas, biogas, natural gas pressure with the system resistance changes, has self-adaptability; It has the hard exhaust characteristic of forced air supply, that is, when the pressure changes, the flow rate changes little; The conveying medium does not contain oil; The traffic classification is dense, the coverage is wide, and can be widely used by users; Various sealing forms can meet the needs of different media; Specifications variety, vertical, horizontal, positive pressure, negative pressure; Reasonable structure, reliable operation, long service life, easy operation and maintenance.<\/p>","protected":false},"featured_media":5497,"template":"","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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