{"id":2312,"date":"2026-01-20T15:00:00","date_gmt":"2026-01-20T15:00:00","guid":{"rendered":"https:\/\/hephaprecision.com\/?p=2312"},"modified":"2026-01-17T13:46:54","modified_gmt":"2026-01-17T13:46:54","slug":"wedm-vs-pg-grinding","status":"publish","type":"post","link":"https:\/\/hephaprecision.com\/fr\/wedm-vs-pg-grinding\/","title":{"rendered":"WEDM vs PG Grinding pour les matrices d'emboutissage : Comment choisir le bon proc\u00e9d\u00e9"},"content":{"rendered":"<p>Dans le cadre de la <strong>l'industrie des matrices d'emboutissage<\/strong>,La pr\u00e9cision de l'usinage n'est pas seulement une question de dimensions, mais aussi une question d'efficacit\u00e9. <strong>la performance de coupe, la dur\u00e9e de vie des poin\u00e7ons et la stabilit\u00e9 de la production<\/strong>. Il faut donc choisir le bon processus entre <strong>La rectification WEDM et PG pour les matrices d'emboutissage peut nous aider \u00e0 am\u00e9liorer les performances de l'outil et \u00e0 r\u00e9duire les co\u00fbts de maintenance.<\/strong><\/p>\n\n\n\n<p><strong>Nous nous concentrerons plus particuli\u00e8rement sur les poin\u00e7ons d'emboutissage et les composants des matrices et nous expliquerons comment chaque processus est mis en \u0153uvre. <\/strong>influence les r\u00e9sultats de l'estampillage dans le monde r\u00e9el sur cet article.<\/p>\n\n\n\n<h2 id=\"gspb_heading-id-gsbp-9001848\" class=\"gspb_heading gspb_heading-id-gsbp-9001848\"><strong>Exigences cl\u00e9s dans la fabrication de matrices d'emboutissage<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-vs-PG-grinding-1024x683.png\" alt=\"\" class=\"wp-image-2316\" srcset=\"https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-vs-PG-grinding-1024x683.png 1024w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-vs-PG-grinding-300x200.png 300w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-vs-PG-grinding-768x512.png 768w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-vs-PG-grinding-18x12.png 18w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-vs-PG-grinding.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 id=\"gspb_heading-id-gsbp-7052f1f\" class=\"gspb_heading gspb_heading-id-gsbp-7052f1f\"><strong>WEDM et rectification PG pour les matrices d'emboutissage<\/strong><\/h2>\n\n\n\n<h3 id=\"gspb_heading-id-gsbp-cfe3962\" class=\"gspb_heading gspb_heading-id-gsbp-cfe3962\">WEDM est utilis\u00e9 dans les matrices d'emboutissage<\/h3>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row gspb_row gspb_row-id-gsbp-38f332b\" id=\"gspb_row-id-gsbp-38f332b\"><div class=\"gspb_row__content\"> \n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--6 gspb_col-id-gsbp-e23a60e\" id=\"gspb_col-id-gsbp-e23a60e\">\n<h5 id=\"gspb_heading-id-gsbp-4ac4171\" class=\"gspb_heading gspb_heading-id-gsbp-4ac4171\">Cr\u00e9ation de profils et \u00e9bauche d'usinage<\/h5>\n\n\n\n<div class=\"wp-block-greenshift-blocks-iconlist gspb_iconsList gspb_iconsList-id-gsbp-d4243db\" id=\"gspb_iconsList-id-gsbp-d4243db\"><div class=\"gspb_iconsList__item\" data-id=\"0\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1024 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1008 512c0 273.934-222.066 496-496 496s-496-222.066-496-496 222.066-496 496-496 496 222.066 496 496zM454.628 774.628l368-368c12.496-12.496 12.496-32.758 0-45.254l-45.254-45.254c-12.496-12.498-32.758-12.498-45.256 0l-300.118 300.116-140.118-140.118c-12.496-12.496-32.758-12.496-45.256 0l-45.254 45.254c-12.496 12.496-12.496 32.758 0 45.254l208 208c12.498 12.498 32.758 12.498 45.256 0.002z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Cr\u00e9ation de profils de poin\u00e7onnage complexes<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"1\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1024 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1008 512c0 273.934-222.066 496-496 496s-496-222.066-496-496 222.066-496 496-496 496 222.066 496 496zM454.628 774.628l368-368c12.496-12.496 12.496-32.758 0-45.254l-45.254-45.254c-12.496-12.498-32.758-12.498-45.256 0l-300.118 300.116-140.118-140.118c-12.496-12.496-32.758-12.496-45.256 0l-45.254 45.254c-12.496 12.496-12.496 32.758 0 45.254l208 208c12.498 12.498 32.758 12.498 45.256 0.002z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Acier \u00e0 outils tremp\u00e9 pour la coupe grossi\u00e8re<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"2\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1024 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1008 512c0 273.934-222.066 496-496 496s-496-222.066-496-496 222.066-496 496-496 496 222.066 496 496zM454.628 774.628l368-368c12.496-12.496 12.496-32.758 0-45.254l-45.254-45.254c-12.496-12.498-32.758-12.498-45.256 0l-300.118 300.116-140.118-140.118c-12.496-12.496-32.758-12.496-45.256 0l-45.254 45.254c-12.496 12.496-12.496 32.758 0 45.254l208 208c12.498 12.498 32.758 12.498 45.256 0.002z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Production de formes difficiles \u00e0 fraiser ou \u00e0 broyer<\/span><\/div><\/div>\n\n\n\n<p>Pour la g\u00e9n\u00e9ration de la forme initiale, <strong>WEDM offre une excellente flexibilit\u00e9<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--6 gspb_col-id-gsbp-372404f\" id=\"gspb_col-id-gsbp-372404f\">\n<h5 id=\"gspb_heading-id-gsbp-1f24fba\" class=\"gspb_heading gspb_heading-id-gsbp-1f24fba\">Limites de la m\u00e9thode WEDM pour les poin\u00e7ons d'emboutissage<\/h5>\n\n\n\n<div class=\"wp-block-greenshift-blocks-iconlist gspb_iconsList gspb_iconsList-id-gsbp-ddecd7f\" id=\"gspb_iconsList-id-gsbp-ddecd7f\"><div class=\"gspb_iconsList__item\" data-id=\"0\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1024 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M512 16c-274 0-496 222-496 496s222 496 496 496 496-222 496-496-222-496-496-496zM755.2 642.2c9.4 9.4 9.4 24.6 0 34l-79.2 79c-9.4 9.4-24.6 9.4-34 0l-130-131.2-130.2 131.2c-9.4 9.4-24.6 9.4-34 0l-79-79.2c-9.4-9.4-9.4-24.6 0-34l131.2-130-131.2-130.2c-9.4-9.4-9.4-24.6 0-34l79.2-79.2c9.4-9.4 24.6-9.4 34 0l130 131.4 130.2-131.2c9.4-9.4 24.6-9.4 34 0l79.2 79.2c9.4 9.4 9.4 24.6 0 34l-131.4 130 131.2 130.2z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Le rayon du fil limite la nettet\u00e9 des angles<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"1\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1024 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M512 16c-274 0-496 222-496 496s222 496 496 496 496-222 496-496-222-496-496-496zM755.2 642.2c9.4 9.4 9.4 24.6 0 34l-79.2 79c-9.4 9.4-24.6 9.4-34 0l-130-131.2-130.2 131.2c-9.4 9.4-24.6 9.4-34 0l-79-79.2c-9.4-9.4-9.4-24.6 0-34l131.2-130-131.2-130.2c-9.4-9.4-9.4-24.6 0-34l79.2-79.2c9.4-9.4 24.6-9.4 34 0l130 131.4 130.2-131.2c9.4-9.4 24.6-9.4 34 0l79.2 79.2c9.4 9.4 9.4 24.6 0 34l-131.4 130 131.2 130.2z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Les zones affect\u00e9es par la chaleur cr\u00e9ent une couche refondue<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"2\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1024 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M512 16c-274 0-496 222-496 496s222 496 496 496 496-222 496-496-222-496-496-496zM755.2 642.2c9.4 9.4 9.4 24.6 0 34l-79.2 79c-9.4 9.4-24.6 9.4-34 0l-130-131.2-130.2 131.2c-9.4 9.4-24.6 9.4-34 0l-79-79.2c-9.4-9.4-9.4-24.6 0-34l131.2-130-131.2-130.2c-9.4-9.4-9.4-24.6 0-34l79.2-79.2c9.4-9.4 24.6-9.4 34 0l130 131.4 130.2-131.2c9.4-9.4 24.6-9.4 34 0l79.2 79.2c9.4 9.4 9.4 24.6 0 34l-131.4 130 131.2 130.2z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Production de formes difficiles \u00e0 fraiser ou \u00e0 broyer<\/span><\/div><\/div>\n\n\n\n<p>Pour l'estampage \u00e0 grande vitesse ou en grand volume, ces limitations peuvent r\u00e9duire la dur\u00e9e de vie du poin\u00e7on.<\/p>\n<\/div>\n <\/div><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"564\" src=\"https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-1024x564.png\" alt=\"\" class=\"wp-image-2314\" srcset=\"https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-1024x564.png 1024w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-300x165.png 300w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-768x423.png 768w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM-18x10.png 18w, https:\/\/hephaprecision.com\/wp-content\/uploads\/2026\/01\/WEDM.png 1390w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 id=\"gspb_heading-id-gsbp-e5c858b\" class=\"gspb_heading gspb_heading-id-gsbp-e5c858b\">Rectification PG pour poin\u00e7ons d'emboutissage<\/h3>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row gspb_row gspb_row-id-gsbp-765f272\" id=\"gspb_row-id-gsbp-765f272\"><div class=\"gspb_row__content\"> \n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--4 gspb_col-id-gsbp-f9951b8\" id=\"gspb_col-id-gsbp-f9951b8\">\n<h4 id=\"gspb_heading-id-gsbp-8b27df8\" class=\"gspb_heading gspb_heading-id-gsbp-8b27df8\">Aff\u00fbtage des ar\u00eates et performance de coupe<\/h4>\n\n\n\n<p><a href=\"https:\/\/hephaprecision.com\/fr\/products\/precision-pg-punch\/\">Poin\u00e7ons PG<\/a>\u00a0fournit :<\/p>\n\n\n\n<div class=\"wp-block-greenshift-blocks-iconlist gspb_iconsList gspb_iconsList-id-gsbp-1d5d841\" id=\"gspb_iconsList-id-gsbp-1d5d841\"><div class=\"gspb_iconsList__item\" data-id=\"0\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Tranchants aiguis\u00e9s comme des rasoirs<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"1\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Rayon minimal de l'ar\u00eate<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"2\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Int\u00e9grit\u00e9 de la surface propre sans dommage thermique<\/span><\/div><\/div>\n\n\n\n<p>Les bords tranchants r\u00e9duisent la force de perforation et am\u00e9liorent la qualit\u00e9 de la coupe.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--4 gspb_col-id-gsbp-2b3434e\" id=\"gspb_col-id-gsbp-2b3434e\">\n<h4 id=\"gspb_heading-id-gsbp-09dd251\" class=\"gspb_heading gspb_heading-id-gsbp-09dd251\">Dur\u00e9e de vie des outils et r\u00e9sistance \u00e0 l'usure<\/h4>\n\n\n\n<p>Le broyage PG produit\uff1a<\/p>\n\n\n\n<div class=\"wp-block-greenshift-blocks-iconlist gspb_iconsList gspb_iconsList-id-gsbp-f9764c0\" id=\"gspb_iconsList-id-gsbp-f9764c0\"><div class=\"gspb_iconsList__item\" data-id=\"0\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Pas de couche de refonte<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"1\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Microstructure stable sur l'ar\u00eate de coupe<\/span><\/div><\/div>\n\n\n\n<p>Par cons\u00e9quent, les poin\u00e7ons rectifi\u00e9s par rectification PG durent souvent beaucoup plus longtemps que les poin\u00e7ons rectifi\u00e9s par \u00e9lectro\u00e9rosion.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--4 gspb_col-id-gsbp-a77b4ed\" id=\"gspb_col-id-gsbp-a77b4ed\">\n<h4 id=\"gspb_heading-id-gsbp-d3b4834\" class=\"gspb_heading gspb_heading-id-gsbp-d3b4834\"><strong>Contr\u00f4le de la pr\u00e9cision et du parall\u00e9lisme<\/strong><\/h4>\n\n\n\n<p>Pour les poin\u00e7ons d'estampage :<\/p>\n\n\n\n<div class=\"wp-block-greenshift-blocks-iconlist gspb_iconsList gspb_iconsList-id-gsbp-7691f73\" id=\"gspb_iconsList-id-gsbp-7691f73\"><div class=\"gspb_iconsList__item\" data-id=\"0\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Le parall\u00e9lisme affecte directement le jeu de coupe<\/span><\/div><div class=\"gspb_iconsList__item\" data-id=\"1\"><svg class=\"\" style=\"display:inline-block;vertical-align:middle\" width=\"18\" height=\"18\" viewbox=\"0 0 1280 1024\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path style=\"fill:#565D66\" d=\"M1072 960h-864c-8.8 0-16 7.2-16 16v32c0 8.8 7.2 16 16 16h864c8.8 0 16-7.2 16-16v-32c0-8.8-7.2-16-16-16zM1168 320c-61.8 0-112 50.2-112 112 0 15.2 3 29.6 8.6 42.8l-112.6 67.6c-10.4 6.2-21.6 9.2-32.8 9.2-22.2 0-43.8-11.6-55.6-32.2l-148.8-260.4c22.6-20.6 37.2-50 37.2-83 0-61.8-50.2-112-112-112s-112 50.2-112 112c0 33 14.6 62.4 37.2 82.8l-148.8 260.4c-11.8 20.8-33.4 32.2-55.6 32.2-11.2 0-22.6-3-32.8-9.2l-112.6-67.6c5.4-13.2 8.6-27.6 8.6-42.8 0-61.8-50.2-112-112-112s-112 50.4-112 112.2 50.2 112 112 112c4 0 7.8-0.8 11.6-1.2l132.4 353.2h768l132.4-353.2c3.8 0.4 7.6 1.2 11.6 1.2 61.8 0 112-50.2 112-112s-50.2-112-112-112zM640 128c26.4 0 48 21.6 48 48s-21.6 48-48 48-48-21.6-48-48 21.6-48 48-48zM112 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48zM979.6 832h-679.2l-112-298.8 106.8 64c20 12 42.6 18.2 65.8 18.2 45.8 0 88.4-24.8 111.2-64.6l151.2-264.6c5.6 0.8 11 1.6 16.8 1.6s11.2-0.8 16.8-1.6l151 264.8c22.8 39.8 65.4 64.4 111.2 64.4 23.2 0 45.8-6.4 65.8-18.2l106.8-64-112.2 298.8zM1168 480c-26.4 0-48-21.6-48-48s21.6-48 48-48 48 21.6 48 48-21.6 48-48 48z\"><\/path><\/svg><span class=\"gspb_iconsList__item__text\">Un mauvais alignement entra\u00eene une usure in\u00e9gale et des \u00e9br\u00e9chures.<\/span><\/div><\/div>\n\n\n\n<p>La rectification PG garantit des tol\u00e9rances \u00e9troites et un excellent parall\u00e9lisme, indispensables pour <strong>matrices d'emboutissage de haute pr\u00e9cision<\/strong>.<\/p>\n<\/div>\n <\/div><\/div>\n\n\n\n<h2 id=\"gspb_heading-id-gsbp-b36110e\" class=\"gspb_heading gspb_heading-id-gsbp-b36110e\">Broyage WEDM + PG<\/h2>\n\n\n\n<p>Dans le domaine de la fabrication d'outils et de matrices, de nombreux fabricants professionnels de matrices combinent l'usinage par \u00e9lectro\u00e9rosion \u00e0 froid et la rectification par \u00e9lectro-\u00e9rosion. <strong>WEDM<\/strong>\u00a0pour les profils rugueux et les g\u00e9om\u00e9tries complexes. <strong>Broyage PG<\/strong>\u00a0pour le calibrage final, l'aff\u00fbtage des ar\u00eates et le contr\u00f4le de la pr\u00e9cision. Cette solution permet de r\u00e9duire les co\u00fbts tout en garantissant la performance de l'emboutissage et la dur\u00e9e de vie de l'outil.<\/p>\n\n\n\n<h2 id=\"gspb_heading-id-gsbp-8e943e4\" class=\"gspb_heading gspb_heading-id-gsbp-8e943e4\">WEDM vs PG Grinding : Comparaison des applications d'emboutissage<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Aspect<\/strong><strong><\/strong><\/td><td><strong>WEDM<\/strong><strong><\/strong><\/td><td><strong>Broyage PG<\/strong><strong><\/strong><\/td><\/tr><tr><td>Complexit\u00e9 du profil<\/td><td>Excellent<\/td><td>Limit\u00e9e<\/td><\/tr><tr><td>Nettet\u00e9 des ar\u00eates<\/td><td>Limit\u00e9e<\/td><td>Excellent<\/td><\/tr><tr><td>Dur\u00e9e de vie de l'outil<\/td><td>Mod\u00e9r\u00e9<\/td><td>Sup\u00e9rieure<\/td><\/tr><tr><td>Parall\u00e9lisme<\/td><td>Mod\u00e9r\u00e9<\/td><td>Excellent<\/td><\/tr><tr><td>Meilleure utilisation<\/td><td>Coupe grossi\u00e8re<\/td><td>Finition finale<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"gspb_heading-id-gsbp-2bf9141\" class=\"gspb_heading gspb_heading-id-gsbp-2bf9141\">Conclusions<\/h2>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row gspb_row gspb_row-id-gsbp-67da3ca\" id=\"gspb_row-id-gsbp-67da3ca\"><div class=\"gspb_row__content\"> \n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--6 gspb_col-id-gsbp-69d7d1b\" id=\"gspb_col-id-gsbp-69d7d1b\">\n<p><strong>Le meulage PG est essentiel pour obtenir des ar\u00eates vives, de la pr\u00e9cision et une longue dur\u00e9e de vie des poin\u00e7ons.<\/strong>.<\/p>\n\n\n\n<p>Pour les composants critiques de l'emboutissage tels que les poin\u00e7ons et les plaquettes, la rectification PG am\u00e9liore consid\u00e9rablement les performances de l'outil et r\u00e9duit les co\u00fbts de production \u00e0 long terme.<\/p>\n\n\n\n<p>Le choix du bon proc\u00e9d\u00e9 n'est pas seulement une d\u00e9cision d'usinage, c'est aussi une d\u00e9cision de gestion. <strong>strat\u00e9gie de dur\u00e9e de vie des outils<\/strong>.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-greenshift-blocks-row-column gspb_row__col--6 gspb_col-id-gsbp-68c4004\" id=\"gspb_col-id-gsbp-68c4004\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Poin\u00e7on de rectification PG\" width=\"1290\" height=\"726\" src=\"https:\/\/www.youtube.com\/embed\/k8nT0sun-FE?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>\n<\/div><\/figure>\n<\/div>\n <\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>In the stamping die industry,\u00a0machining accuracy is not only about dimensions, but also cutting performance, punch life, and production stability.\u00a0Therefore, choose the right process between WEDM and PG grinding for stamping dies\u00a0can help us improve the tool performance and reduce maintenance cost. We will focus on specifically on stamping punches and die components\u00a0and explain how [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2314,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"#gspb_row-id-gsbp-38f332b{justify-content:space-between;margin-top:0;display:flex;flex-wrap:wrap;margin-bottom:0}#gspb_row-id-gsbp-38f332b>.gspb_row__content{display:flex;justify-content:space-between;margin:0 auto;width:100%;flex-wrap:wrap}.gspb_row{position:relative}div[id^=gspb_col-id]{box-sizing:border-box;position:relative;padding:var(--gs-row-column-padding, 15px min(3vw, 20px))}body.gspb-bodyfront #gspb_row-id-gsbp-38f332b>.gspb_row__content{width:var(--theme-container-width, 1200px);max-width:var(--theme-normal-container-max-width, 1200px)}#gspb_col-id-gsbp-e23a60e.gspb_row__col--6{width:50%}@media 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