{"id":643,"date":"2026-07-30T09:40:56","date_gmt":"2026-07-30T09:40:56","guid":{"rendered":"https:\/\/jiexinseal.com\/?post_type=product&#038;p=643"},"modified":"2026-09-01T09:13:57","modified_gmt":"2026-09-01T09:13:57","slug":"ptfe-bellow-multiple-spring-mechanical-seal-25mm-industrial-wb2","status":"publish","type":"product","link":"https:\/\/jiexinseal.com\/th\/product\/ptfe-bellow-multiple-spring-mechanical-seal-25mm-industrial-wb2\/","title":{"rendered":"\u0e0b\u0e35\u0e25\u0e40\u0e0a\u0e34\u0e07\u0e01\u0e25\u0e41\u0e1a\u0e1a\u0e2a\u0e1b\u0e23\u0e34\u0e07\u0e2b\u0e25\u0e32\u0e22\u0e15\u0e31\u0e27\u0e0a\u0e19\u0e34\u0e14\u0e40\u0e1a\u0e25\u0e42\u0e25\u0e27\u0e4c PTFE \u0e02\u0e19\u0e32\u0e14 25 \u0e21\u0e21. \u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e07\u0e32\u0e19\u0e2d\u0e38\u0e15\u0e2a\u0e32\u0e2b\u0e01\u0e23\u0e23\u0e21 WB2"},"content":{"rendered":"<div>\n<h4 class=\"second-level-title\"><span style=\"color: #000000;\">\u0e04\u0e33\u0e2d\u0e18\u0e34\u0e1a\u0e32\u0e22\u0e1c\u0e25\u0e34\u0e15\u0e20\u0e31\u0e13\u0e11\u0e4c<\/span><\/h4>\n<p>&nbsp;<\/p>\n<div class=\"desc\">\n<div>\n<h5><strong>\u0e0b\u0e35\u0e25\u0e40\u0e0a\u0e34\u0e07\u0e01\u0e25\u0e41\u0e1a\u0e1a\u0e2a\u0e1b\u0e23\u0e34\u0e07\u0e2b\u0e25\u0e32\u0e22\u0e15\u0e31\u0e27\u0e0a\u0e19\u0e34\u0e14\u0e40\u0e1a\u0e25\u0e42\u0e25\u0e27\u0e4c PTFE \u0e02\u0e19\u0e32\u0e14 25 \u0e21\u0e21. \u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e07\u0e32\u0e19\u0e2d\u0e38\u0e15\u0e2a\u0e32\u0e2b\u0e01\u0e23\u0e23\u0e21 WB2<\/strong><\/h5>\n<h5><\/h5>\n<h5><strong>Industrial Pump Seal Wb2 Machined Mechanical Seal PTFE Bellow Seal Multiple SpringsBasic Info.<\/strong><\/h5>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"rich-text-table\"><\/div>\n<table>\n<tbody>\n<tr>\n<td>\u0e2b\u0e21\u0e32\u0e22\u0e40\u0e25\u0e02\u0e23\u0e38\u0e48\u0e19.<\/td>\n<td>WB2<\/td>\n<td>\u0e2a\u0e21\u0e14\u0e38\u0e25<\/td>\n<td>\u0e44\u0e21\u0e48\u0e2a\u0e21\u0e14\u0e38\u0e25<\/td>\n<\/tr>\n<tr>\n<td>\u0e1b\u0e32\u0e19\u0e01\u0e25\u0e32\u0e07<\/td>\n<td>\u0e01\u0e23\u0e14\u0e41\u0e01\u0e48 \u0e2a\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e0b\u0e34\u0e44\u0e14\u0e0b\u0e4c\u0e41\u0e23\u0e07 \u0e41\u0e25\u0e30\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e01\u0e31\u0e14\u0e01\u0e23\u0e48\u0e2d\u0e19<\/td>\n<td>\u0e40\u0e07\u0e37\u0e48\u0e2d\u0e19\u0e44\u0e02\u0e01\u0e32\u0e23\u0e08\u0e31\u0e14\u0e2a\u0e48\u0e07\u0e2a\u0e34\u0e19\u0e04\u0e49\u0e32<\/td>\n<td>FOB \u0e40\u0e0b\u0e35\u0e48\u0e22\u0e07\u0e44\u0e2e\u0e49\/\u0e2b\u0e19\u0e34\u0e07\u0e42\u0e1b<\/td>\n<\/tr>\n<tr>\n<td>\u0e2a\u0e32\u0e02\u0e32\u0e1a\u0e23\u0e34\u0e01\u0e32\u0e23<\/td>\n<td>\u0e2a\u0e2b\u0e23\u0e31\u0e10\u0e2d\u0e40\u0e21\u0e23\u0e34\u0e01\u0e32, \u0e2d\u0e2d\u0e2a\u0e40\u0e15\u0e23\u0e40\u0e25\u0e35\u0e22, \u0e40\u0e0b\u0e35\u0e48\u0e22\u0e07\u0e44\u0e2e\u0e49, \u0e01\u0e27\u0e32\u0e07\u0e42\u0e08\u0e27, \u0e40\u0e27\u0e34\u0e19\u0e42\u0e08\u0e27<\/td>\n<td>\u0e40\u0e04\u0e23\u0e37\u0e48\u0e2d\u0e07\u0e2b\u0e21\u0e32\u0e22\u0e01\u0e32\u0e23\u0e04\u0e49\u0e32<\/td>\n<td>JIEXIN, Neutral or customised<\/td>\n<\/tr>\n<tr>\n<td>\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e20\u0e31\u0e13\u0e11\u0e4c\u0e02\u0e19\u0e2a\u0e48\u0e07<\/td>\n<td>JIEXIN \u0e23\u0e38\u0e48\u0e19\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19\u0e2b\u0e23\u0e37\u0e2d\u0e23\u0e38\u0e48\u0e19\u0e2a\u0e31\u0e48\u0e07\u0e17\u0e33\u0e1e\u0e34\u0e40\u0e28\u0e29<\/td>\n<td>\u0e02\u0e49\u0e2d\u0e01\u0e33\u0e2b\u0e19\u0e14<\/td>\n<td>shaft size 25mm ~ 80mm<\/td>\n<\/tr>\n<tr>\n<td>\u0e15\u0e49\u0e19\u0e17\u0e32\u0e07<\/td>\n<td>\u0e1c\u0e25\u0e34\u0e15\u0e43\u0e19\u0e1b\u0e23\u0e30\u0e40\u0e17\u0e28\u0e08\u0e35\u0e19<\/td>\n<td>\u0e23\u0e2b\u0e31\u0e2a HS<\/td>\n<td>84842000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Our mechanical seal model WB2 belongs to machined mechanical seal and is widely used for industrial pumps. The normal material combination is sic\/sic. we also can make changes as customers&#8217;requirement or totally design a new type of mechanical seal to meet clients&#8217; needs.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong>1. \u0e02\u0e35\u0e14\u0e08\u0e33\u0e01\u0e31\u0e14\u0e01\u0e32\u0e23\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19<\/strong>:<\/p>\n<table border=\"1\" width=\"401\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"401\" \/><\/colgroup>\n<tbody>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e41\u0e23\u0e07\u0e14\u0e31\u0e19: \u22640.5 MPa<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e04\u0e27\u0e32\u0e21\u0e40\u0e23\u0e47\u0e27: \u226410 \u0e40\u0e21\u0e15\u0e23\/\u0e27\u0e34\u0e19\u0e32\u0e17\u0e35<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e2d\u0e38\u0e13\u0e2b\u0e20\u0e39\u0e21\u0e34: -20\u00baC \u0e16\u0e36\u0e07 +200\u00baC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>2. \u0e02\u0e19\u0e32\u0e14\u0e01\u0e25\u0e32\u0e07:<\/strong><br \/>\nStrong acids, strong oxidants, and other strong corrosive liquids. This does NOT apply to alkali, hydrofluoric acid, and solutions with impurities.<\/p>\n<p><strong>3. \u0e01\u0e32\u0e23\u0e1b\u0e23\u0e30\u0e22\u0e38\u0e01\u0e15\u0e4c\u0e43\u0e0a\u0e49:<\/strong><\/p>\n<table border=\"1\" width=\"401\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"401\" \/><\/colgroup>\n<tbody>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e1b\u0e31\u0e4a\u0e21\u0e40\u0e04\u0e21\u0e35<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"19\">\u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e21\u0e31\u0e19<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"19\">\u0e40\u0e17\u0e04\u0e42\u0e19\u0e42\u0e25\u0e22\u0e35\u0e19\u0e49\u0e33\u0e41\u0e25\u0e30\u0e19\u0e49\u0e33\u0e40\u0e2a\u0e35\u0e22<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"19\">\u0e2d\u0e38\u0e15\u0e2a\u0e32\u0e2b\u0e01\u0e23\u0e23\u0e21\u0e40\u0e22\u0e37\u0e48\u0e2d\u0e41\u0e25\u0e30\u0e01\u0e23\u0e30\u0e14\u0e32\u0e29<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"19\">\u0e2d\u0e38\u0e15\u0e2a\u0e32\u0e2b\u0e01\u0e23\u0e23\u0e21\u0e19\u0e49\u0e33\u0e15\u0e32\u0e25<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"19\">\u0e1b\u0e31\u0e4a\u0e21\u0e2d\u0e38\u0e15\u0e2a\u0e32\u0e2b\u0e01\u0e23\u0e23\u0e21<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>4. \u0e27\u0e31\u0e2a\u0e14\u0e38:<\/strong><\/p>\n<table border=\"1\" width=\"401\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"401\" \/><\/colgroup>\n<tbody>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e41\u0e2b\u0e27\u0e19\u0e2b\u0e21\u0e38\u0e19 (\u0e1a\u0e23\u0e23\u0e08\u0e38 PTFE\/SiC)<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">Stationary Ring (99%Ceramic\/SiC)<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e0b\u0e35\u0e44\u0e2d\u0e23\u0e2d\u0e07 (PTFE)<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" width=\"401\" height=\"19\">\u0e2a\u0e1b\u0e23\u0e34\u0e07\u0e41\u0e25\u0e30\u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e2d\u0e37\u0e48\u0e19\u0e46 (SUS304\/SUS316)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div>\n<p>&nbsp;<\/p>\n<p>\u0e2b\u0e32\u0e01\u0e04\u0e38\u0e13\u0e15\u0e49\u0e2d\u0e07\u0e01\u0e32\u0e23\u0e15\u0e23\u0e32\u0e1b\u0e23\u0e30\u0e17\u0e31\u0e1a\u0e19\u0e35\u0e49 \u0e42\u0e1b\u0e23\u0e14\u0e15\u0e34\u0e14\u0e15\u0e48\u0e2d\u0e09\u0e31\u0e19.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" width=\"755\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup><\/colgroup>\n<tbody>\n<tr>\n<td height=\"29\">\u0e41\u0e1a\u0e1a\u0e2d\u0e22\u0e48\u0e32\u0e07<\/td>\n<td>d<\/td>\n<td>d1<\/td>\n<td>D<\/td>\n<td>\u0e14\u0e351<\/td>\n<td>L<\/td>\n<td>\u0e41\u0e2d\u0e251<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-30<\/td>\n<td>30<\/td>\n<td>67<\/td>\n<td>65<\/td>\n<td>54<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-35<\/td>\n<td>35<\/td>\n<td>73<\/td>\n<td>70<\/td>\n<td>58<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-40<\/td>\n<td>40<\/td>\n<td>78<\/td>\n<td>76<\/td>\n<td>63<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-45<\/td>\n<td>45<\/td>\n<td>86<\/td>\n<td>80<\/td>\n<td>70<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-50<\/td>\n<td>50<\/td>\n<td>91<\/td>\n<td>85<\/td>\n<td>73<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-55<\/td>\n<td>55<\/td>\n<td>96<\/td>\n<td>90<\/td>\n<td>79<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<tr>\n<td height=\"29\">\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1a\u0e352-60<\/td>\n<td>60<\/td>\n<td>101<\/td>\n<td>95<\/td>\n<td>6<\/td>\n<td>78.5<\/td>\n<td>51.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u0e23\u0e38\u0e48\u0e19: WB2<br \/>\n\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25\u0e08\u0e33\u0e40\u0e1e\u0e32\u0e30: \u0e02\u0e19\u0e32\u0e14\u0e23\u0e39\u0e40\u0e1e\u0e25\u0e32 25-80 \u0e21\u0e21.<br \/>\n\u0e27\u0e31\u0e2a\u0e14\u0e38: SIC SIC PTFE<\/p>","protected":false},"featured_media":1111,"comment_status":"open","ping_status":"closed","template":"","meta":{"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":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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