{"id":65434,"date":"2021-03-22T02:38:24","date_gmt":"2021-03-22T07:38:24","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/shop\/ring-piezoelectric-ceramics\/"},"modified":"2026-03-28T20:56:51","modified_gmt":"2026-03-29T01:56:51","slug":"ring-piezoelectric-ceramics","status":"publish","type":"product","link":"https:\/\/www.bjultrasonic.com\/he\/shop\/ring-piezoelectric-ceramics\/","title":{"rendered":"\u05d8\u05d1\u05e2\u05d5\u05ea \u05e4\u05d9\u05d0\u05d6\u05d5-\u05e7\u05e8\u05de\u05d9\u05d5\u05ea"},"content":{"rendered":"<p><iframe loading=\"lazy\" title=\"Piezoelectric Ceramics | Piezoceramics\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/1Z8-9WdJKhQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h3>\u05d9\u05d9\u05e9\u05d5\u05dd \u05e9\u05dc \u05d7\u05d5\u05de\u05e8\u05d9\u05dd \u05e4\u05d9\u05d0\u05d6\u05d5-\u05e7\u05e8\u05de\u05d9\u05d9\u05dd \u05d8\u05d1\u05e2\u05ea\u05d9\u05d9\u05dd<\/h3>\n<p>\u05de\u05e9\u05de\u05e9\u05d9\u05dd \u05d1\u05d0\u05d5\u05e4\u05df \u05e0\u05e8\u05d7\u05d1 \u05d1<a href=\"https:\/\/www.bjultrasonic.com\/he\/category\/ultrasonic-cleaning-system-he\/\">\u05de\u05e0\u05e7\u05d9 \u05e2\u05dc-\u05e7\u05d5\u05dc<\/a>, <a href=\"https:\/\/www.bjultrasonic.com\/he\/category\/ultrasonic-welding-equipment-he\/\">\u05e8\u05d9\u05ea\u05d5\u05da \u05e2\u05dc-\u05e7\u05d5\u05dc<\/a>, \u05d7\u05d9\u05d9\u05e9\u05df \u05de\u05d3\u05d9\u05d3\u05ea \u05de\u05e8\u05d7\u05e7 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05d2\u05dc\u05d0\u05d9 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05de\u05db\u05e9\u05d9\u05e8\u05d9 \u05e9\u05d9\u05e0\u05d9\u05d9\u05dd \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9\u05d9\u05dd, \u05de\u05d5\u05e6\u05e8\u05d9 \u05d9\u05d5\u05e4\u05d9 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9\u05d9\u05dd, \u05de\u05e0\u05d5\u05e2 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05e9\u05e0\u05d0\u05d9 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9 \u05d5\u05de\u05de\u05d9\u05e8\u05d9 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9\u05d9\u05dd \u05d0\u05d7\u05e8\u05d9\u05dd \u05d1\u05d4\u05e1\u05e4\u05e7 \u05d2\u05d1\u05d5\u05d4 <a href=\"https:\/\/www.bjultrasonic.com\/he\/category\/ultrasonic-transducer-he\/\">\u05de\u05de\u05d9\u05e8\u05d9\u05dd \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9\u05d9\u05dd<\/a>.<\/p>\n<h3>\u05d7\u05d5\u05de\u05e8\u05d9\u05dd \u05e4\u05d9\u05d0\u05d6\u05d5-\u05d7\u05e9\u05de\u05dc\u05d9\u05d9\u05dd \u05e9\u05dc \u05d7\u05d5\u05de\u05e8\u05d9\u05dd \u05e4\u05d9\u05d0\u05d6\u05d5-\u05e7\u05e8\u05de\u05d9\u05d9\u05dd \u05d8\u05d1\u05e2\u05ea\u05d9\u05d9\u05dd<\/h3>\n<p>PZT4, PZT5, PZT8 \u05d0\u05d5 \u05d7\u05d5\u05de\u05e8\u05d9\u05dd \u05e4\u05d9\u05d0\u05d6\u05d5-\u05d7\u05e9\u05de\u05dc\u05d9\u05d9\u05dd \u05d0\u05d7\u05e8\u05d9\u05dd \u05dc\u05e4\u05d9 \u05d3\u05e8\u05d9\u05e9\u05d4.<\/p>\n<h3>\u05de\u05d9\u05d3\u05d5\u05ea \u05e1\u05d8\u05e0\u05d3\u05e8\u05d8\u05d9\u05d5\u05ea \u05e9\u05dc \u05e7\u05e8\u05de\u05d9\u05e7\u05d4 \u05e4\u05d9\u05d0\u05d6\u05d5-\u05d7\u05e9\u05de\u05dc\u05d9\u05ea<\/h3>\n<p>(\u05de\u05d9\u05d3\u05d4 = \u05e7\u05d5\u05d8\u05e8 \u05d7\u05d9\u05e6\u05d5\u05e0\u05d9 * \u05e7\u05d5\u05d8\u05e8 \u05e4\u05e0\u05d9\u05de\u05d9 * \u05e2\u05d5\u05d1\u05d9) (Qm = \u05d2\u05d5\u05e8\u05dd \u05d0\u05d9\u05db\u05d5\u05ea \u05de\u05db\u05e0\u05d9) (tan\u03b4(%) = \u05d2\u05d5\u05e8\u05dd \u05e4\u05d9\u05d6\u05d5\u05e8 \u05d3\u05d9\u05d0\u05dc\u05e7\u05d8\u05e8\u05d9)<\/p>\n<table class=\"table table-striped table-bordered\">\n<tbody>\n<tr>\n<td width=\"72\">\u05de\u05d9\u05d3\u05d4 (\u05de&quot;\u05de)<\/td>\n<td width=\"72\">\u05ea\u05d3\u05d9\u05e8\u05d5\u05ea \u05e8\u05d3\u05d9\u05d0\u05dc\u05d9\u05ea (\u00b15%) \u05e7\u05d9\u05dc\u05d5-\u05d4\u05e8\u05e5<\/td>\n<td width=\"72\">\u05e7\u05d9\u05d1\u05d5\u05dc (\u00b112.5%) \u05e4\u05d9\u05e7\u05d5-\u05e4\u05d0\u05e8\u05d0\u05d3<\/td>\n<td width=\"72\">Tan\u03b4(%)<\/td>\n<td width=\"72\">\u05e2\u05db\u05d1\u05d4\/\u05d0\u05d5\u05d4\u05dd (\u03a9)<\/td>\n<td width=\"72\">Kr<\/td>\n<td width=\"72\">Qm<\/td>\n<td width=\"72\">\u05d9\u05d9\u05e9\u05d5\u05dd \u05e2\u05d9\u05e7\u05e8\u05d9<\/td>\n<\/tr>\n<tr>\n<td>10*5*2<\/td>\n<td>135.5<\/td>\n<td>260<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<td rowspan=\"9\">\u05e8\u05d9\u05ea\u05d5\u05da \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05dc\u05d9\u05d8\u05d5\u05e9 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05d8\u05d9\u05e4\u05d5\u05dc \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05e0\u05d9\u05e7\u05d5\u05d9 \u05e9\u05d9\u05e0\u05d9\u05d9\u05dd \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05de\u05e4\u05e8\u05e7 \u05ea\u05d0\u05d9\u05dd, \u05de\u05db\u05e9\u05d9\u05e8 \u05e2\u05e8\u05d1\u05d5\u05d1 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05de\u05de\u05d9\u05e8\u05d9\u05dd \u05d0\u05d7\u05e8\u05d9\u05dd \u05d1\u05d4\u05e1\u05e4\u05e7 \u05e0\u05de\u05d5\u05da<\/td>\n<\/tr>\n<tr>\n<td>11*5.5*2<\/td>\n<td>124.6<\/td>\n<td>320<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>13*5.3*2.2<\/td>\n<td>126.8<\/td>\n<td>455<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>15*6*2<\/td>\n<td>110<\/td>\n<td>670<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>20*10*5<\/td>\n<td>100<\/td>\n<td>420<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>25*10*3<\/td>\n<td>66.4<\/td>\n<td>1240<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.45<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>25*10*4<\/td>\n<td>66.6<\/td>\n<td>930<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.45<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>30*10*5<\/td>\n<td>51<\/td>\n<td>1190<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>32*11*5<\/td>\n<td>47.2<\/td>\n<td>1300<\/td>\n<td>\u22640.3<\/td>\n<td>\u226420<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>35*15*5<\/td>\n<td>45.5<\/td>\n<td>1430<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.45<\/td>\n<td>800<\/td>\n<td rowspan=\"12\">\u05de\u05de\u05d9\u05e8 \u05e0\u05d9\u05e7\u05d5\u05d9 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05de\u05d9\u05e6\u05d5\u05d9 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05ea\u05d7\u05dc\u05d5\u05d1 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05de\u05de\u05d9\u05e8\u05d9\u05dd \u05d0\u05d7\u05e8\u05d9\u05dd \u05d1\u05d4\u05e1\u05e4\u05e7 \u05d1\u05d9\u05e0\u05d5\u05e0\u05d9,<\/td>\n<\/tr>\n<tr>\n<td>35*15*5.5<\/td>\n<td>45.9<\/td>\n<td>1610<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.49<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>38*15*5<\/td>\n<td>42<\/td>\n<td>2100<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.49<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>38*16*5<\/td>\n<td>42<\/td>\n<td>1650<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>38*13*6.4<\/td>\n<td>44.1<\/td>\n<td>1780<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.49<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>40*12*5<\/td>\n<td>47<\/td>\n<td>2080<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.54<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>40*15*5<\/td>\n<td>42.8<\/td>\n<td>1970<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>40*17*6<\/td>\n<td>41.5<\/td>\n<td>1556<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.46<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>40*20*5<\/td>\n<td>38<\/td>\n<td>1750<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.51<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>42*15*5<\/td>\n<td>40<\/td>\n<td>1970<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.51<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>42*17*5<\/td>\n<td>38.8<\/td>\n<td>2220<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.51<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>45*15*5<\/td>\n<td>37.7<\/td>\n<td>3180<\/td>\n<td>\u22640.5<\/td>\n<td>\u226415<\/td>\n<td>\u22650.51<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>50*17*5<\/td>\n<td>34.8<\/td>\n<td>3160<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>800<\/td>\n<td rowspan=\"7\">\u05e2\u05d9\u05d1\u05d5\u05d3 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05e8\u05d9\u05ea\u05d5\u05da \u05e4\u05dc\u05e1\u05d8\u05d9\u05e7 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05e7\u05d9\u05d3\u05d5\u05d7 \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05ea\u05d7\u05dc\u05d5\u05d1 \u05e9\u05de\u05df-\u05de\u05d9\u05dd \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9, \u05de\u05de\u05d9\u05e8\u05d9\u05dd \u05e2\u05dc-\u05e7\u05d5\u05dc\u05d9\u05d9\u05dd \u05d0\u05d7\u05e8\u05d9\u05dd \u05d1\u05d4\u05e1\u05e4\u05e7 \u05d2\u05d1\u05d5\u05d4<\/td>\n<\/tr>\n<tr>\n<td>50*20*6<\/td>\n<td>33.5<\/td>\n<td>2490<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.46<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>50*17*6.5<\/td>\n<td>34.8<\/td>\n<td>3280<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u22650.55<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>50*23*6<\/td>\n<td>32.1<\/td>\n<td>2340<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u226546<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>50*27*6<\/td>\n<td>29<\/td>\n<td>2100<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u226547<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>60*30*10<\/td>\n<td>26<\/td>\n<td>1925<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u226555<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>70*30*10<\/td>\n<td>24.5<\/td>\n<td>2640<\/td>\n<td>\u22640.3<\/td>\n<td>\u226415<\/td>\n<td>\u226555<\/td>\n<td>800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><a href=\"https:\/\/www.bjultrasonic.com\/he\/category\/piezoelectric-ceramic-he\/ring-piezoelectric-ceramics-he\/\">\u05d8\u05d1\u05e2\u05ea \u05e7\u05e8\u05de\u05d9\u05e7\u05d4 \u05e4\u05d9\u05d0\u05d6\u05d5\u05d0\u05dc\u05e7\u05d8\u05e8\u05d9\u05ea<\/a> (\u05d8\u05d1\u05e2\u05ea \u05e4\u05d9\u05d0\u05d6\u05d5-\u05e7\u05e8\u05de\u05d9\u05ea) \u05de\u05d9\u05d5\u05e6\u05e8\u05ea \u05e2\u05dc \u05d9\u05d3\u05d9 Beijing Ultrasonic \u2013 \u05e1\u05e4\u05e7 \u05d5\u05d9\u05e6\u05e8\u05df \u05de\u05e7\u05e6\u05d5\u05e2\u05d9 \u05e9\u05dc <a href=\"https:\/\/www.bjultrasonic.com\/he\/category\/piezoelectric-ceramic-he\/\">\u05e7\u05e8\u05de\u05d9\u05e7\u05d4 \u05e4\u05d9\u05d0\u05d6\u05d5\u05d0\u05dc\u05e7\u05d8\u05e8\u05d9\u05ea<\/a>.<\/p>\n","protected":false},"featured_media":23783,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[5647,5754],"product_tag":[],"class_list":{"0":"post-65434","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-piezoelectric-ceramic-he","7":"product_cat-ring-piezoelectric-ceramics-he","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-external","13":"prodpage-classic"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/product\/65434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/comments?post=65434"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/media\/23783"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/media?parent=65434"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/product_brand?post=65434"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/product_cat?post=65434"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/he\/wp-json\/wp\/v2\/product_tag?post=65434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}