{"id":4301,"date":"2026-10-08T15:38:50","date_gmt":"2026-10-08T15:38:50","guid":{"rendered":"https:\/\/www.tgsteels.com\/?page_id=4301"},"modified":"2026-10-12T13:55:52","modified_gmt":"2026-10-12T13:55:52","slug":"cromis-esr","status":"publish","type":"page","link":"https:\/\/www.tgsteels.com\/cs\/oceli-pro-vyrobu-plastovych-forem\/cromis-esr\/","title":{"rendered":"CROMIS ESR"},"content":{"rendered":"[vc_row type=“full_width_background“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ video_bg=“use_video“ video_mp4=“https:\/\/www.tgsteels.com\/wp-content\/uploads\/2025\/09\/plastic-hero.mp4″ video_webm=“https:\/\/www.tgsteels.com\/wp-content\/uploads\/2025\/09\/plastic-hero.webm“ video_ogv=“https:\/\/www.tgsteels.com\/wp-content\/uploads\/2025\/09\/plastic-hero.ogv“ background_video_loading=“default“ scene_position=“center“ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ parallax_bg=“true“ parallax_bg_speed=“fast“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/2″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“ column_padding_type=“default“ gradient_type=“default“][divider line_type=“No Line“ custom_height=“450″][vc_column_text css=““ text_direction=“default“]\n

CROMIS ESR (1.2083 ESR, X42Cr13, 4Cr13, SUS420J2, 420S45, 420 ESR, 40KH13, Z40C13)<\/span><\/h1>\n[\/vc_column_text][divider line_type=“No Line“ custom_height=“50″][\/vc_column][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/2″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n
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Nerezov\u00e1 ocel na formy zaji\u0161\u0165uj\u00edc\u00ed dobrou odolnost proti korozi a v\u00fdborn\u00e9 mechanick\u00e9 vlastnosti s nejvy\u0161\u0161\u00ed le\u0161titelnost\u00ed<\/h4>\n<\/div>\n[\/vc_column_text][vc_column_text css=““ text_direction=“default“]\n
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CROMIS ESR je elektrostruskov\u011b p\u0159etaven\u00e1 (ESR)<\/em> nerezov\u00e1 ocel, kterou lze pou\u017e\u00edvat k v\u00fdrob\u011b mal\u00fdch a st\u0159edn\u011b velk\u00fdch forem na vst\u0159ikov\u00e1n\u00ed plast\u016f, u nich\u017e je je t\u0159eba dobr\u00e1 odolnost proti korozi se zrcadlovou \u00farovn\u00ed le\u0161t\u011bn\u00ed.<\/p>\n<\/div>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n

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Pou\u017eit\u00ed<\/h3>\n

CROMIS ESR se vyzna\u010duje velmi vysokou odolnost\u00ed proti opot\u0159eben\u00ed, vynikaj\u00edc\u00ed odolnost\u00ed proti korozi, vynikaj\u00edc\u00ed le\u0161titelnost\u00ed (hod\u00ed se v oblastech, kde je po\u017eadavek na zrcadlovou \u00farove\u0148 le\u0161t\u011bn\u00ed)<\/em> i n\u00e1le\u017eitou obrobitelnost\u00ed.<\/p>\n

CROMIS ESR lze pou\u017e\u00edvat na vst\u0159ikovac\u00ed formy na korozivn\u00ed plasty (PVC, recyklovan\u00e9 plasty apod.)<\/em>, formy na plasty vyztu\u017een\u00e9 abrazivn\u00edmi plnivy, vytla\u010dovac\u00ed \u0161neky a v\u00e1lce do extrud\u00e9r\u016f, formy na potravin\u00e1\u0159sk\u00e1, l\u00e9ka\u0159sk\u00e1 a optick\u00e1 za\u0159\u00edzen\u00ed a na v\u0161echny formy s po\u017eadavkem na zrcadlovou \u00farove\u0148 le\u0161t\u011bn\u00ed. Materi\u00e1l CROMIS ESR se dod\u00e1v\u00e1 v \u017e\u00edhan\u00e9m stavu a p\u0159i pou\u017eit\u00ed mus\u00ed b\u00fdt tepeln\u011b zpracov\u00e1n na tvrdost 52 HRC.<\/p>\n<\/div>\n[\/vc_column_text][vc_column_text css=““ text_direction=“default“]\n

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Hlavn\u00ed vlastnosti<\/h3>\n
    \n
  • Dobr\u00e1 odolnost proti korozi<\/li>\n
  • Velmi dobr\u00e1 le\u0161titelnost<\/li>\n
  • Dobr\u00e1 odolnost proti opot\u0159eben\u00ed<\/li>\n
  • Vysok\u00e1 prokalitelnost<\/li>\n<\/ul>\n<\/div>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n
    \n

    Chemick\u00e9 slo\u017een\u00ed (typick\u00e9)<\/em><\/h3>\n<\/div>\n\n\n\n\n\n
    C<\/th>\nMn<\/th>\nSi<\/th>\nP<\/th>\nS<\/th>\nCr<\/th>\nMo<\/th>\n<\/tr>\n<\/thead>\n
    0.40<\/td>\n0.30<\/td>\nMax 0.3<\/td>\n< 0.015<\/td>\n< 0.005<\/td>\n14.0<\/td>\n0.20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n

    Ozna\u010den\u00ed<\/h3>\n<\/div>\n\n\n\n\n\n
    \u010c. materi\u00e1lu<\/th>\nISO<\/th>\n\u010c\u00edna GB<\/th>\nJIS Japonsko<\/th>\nUK<\/th>\nAISI USA<\/th>\nRusko Gost<\/th>\nAFNOR<\/th>\nJin\u00e9 \/ speci\u00e1ln\u00ed<\/th>\n<\/tr>\n<\/thead>\n
    1.2083 ESR<\/td>\nX40Cr14<\/td>\n4Cr13<\/td>\nSUS420J2<\/td>\n420S45<\/td>\n420 ESR<\/td>\n40CH13<\/td>\nZ40C13<\/td>\n–<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n
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    Struktura<\/h3>\n

    Struktura materi\u00e1lu CROMIS ESR je jemn\u00e1 a homogenn\u00ed, bez bez vylou\u010den\u00fdch karbid\u016f nebo jejich shluk\u016f.<\/p>\n

    CROMIS ESR, co\u017e je elektrostruskov\u011b p\u0159etaven\u00e1 ocel (ESR)<\/em>, s velmi vysokou mikro\u010distotou hodnocenou podle ASTM E 45-95 metoda A se rovn\u00e1 nejv\u00fd\u0161e: tenk\u00e9: A0.5 – B0.5 – C0 – D1.5 \/
    \nsiln\u00e9: A0.5-B0.5-C0-D1 a B + C + D men\u0161\u00ed ne\u017e 2.5. Tato \u00farove\u0148 \u010distoty zaru\u010duje nejvy\u0161\u0161\u00ed le\u0161titelnost materi\u00e1lu CROMIS ESR.<\/p>\n

    Tvrdost p\u0159i dod\u00e1n\u00ed<\/h3>\n

    \u017d\u00edh\u00e1n\u00ed na max. 230 HB.<\/p>\n

    Typick\u00e9 mechanick\u00e9 vlastnosti v kalen\u00e9m stavu (v\u00fdsledky intern\u00edch zkou\u0161ek, kter\u00e9 nejsou uvedeny v certifik\u00e1tech)<\/em><\/h3>\n<\/div>\n\n\n\n\n\n
    TS MPa<\/th>\nYS 0.2% MPa<\/th>\nProdlou\u017een\u00ed %<\/th>\nTvrdost HRC<\/th>\nKU J \u00e0 20\u00b0C<\/th>\n<\/tr>\n<\/thead>\n
    \u2265 1700<\/td>\n\u2265 1300<\/td>\n\u2265 12<\/td>\n\u2265 50<\/td>\n\u2265 18<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][vc_column_text css=““ text_direction=“default“]\n
    \n

    Fyzik\u00e1ln\u00ed vlastnosti<\/h3>\n<\/div>\n\n\n\n\n\n\n\n\n
    Teplota<\/th>\n20\u00b0C<\/th>\n200\u00b0C<\/th>\n400\u00b0C<\/th>\n<\/tr>\n<\/thead>\n
    Objemov\u00e1 hmotnost kg\/m\u00b3<\/th>\n7800<\/td>\n7750<\/td>\n7700<\/td>\n<\/tr>\n
    Young\u016fv modul N\/mm\u00b2<\/th>\n215000<\/td>\n202000<\/td>\n190000<\/td>\n<\/tr>\n
    Tepeln\u00e1 vodivost W\/m.K<\/th>\n22<\/td>\n24<\/td>\n27<\/td>\n<\/tr>\n
    Koeficient line\u00e1rn\u00ed rozta\u017enosti 10-6<\/sup>\/K<\/th>\n10.5<\/td>\n10.9<\/td>\n11.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n
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    Tepeln\u00e9 zpracov\u00e1n\u00ed<\/h3>\n

    M\u011bkk\u00e9 \u017e\u00edh\u00e1n\u00ed<\/h4>\n

    Teplota: 760 – 790\u00b0C, doba trv\u00e1n\u00ed 1 h + 1 h pro tlou\u0161\u0165ku 25 mm. Pomal\u00e9 chlazen\u00ed v peci (10 a\u017e 20\u00b0C\/h)<\/em>. Atmosf\u00e9ra v peci mus\u00ed b\u00fdt reduk\u010dn\u00ed, aby nedo\u0161lo k oduhli\u010den\u00ed oceli.<\/p>\n

    Odstran\u011bn\u00ed pnut\u00ed<\/h4>\n

    Po opracov\u00e1n\u00ed se doporu\u010duje prov\u00e9st odstran\u011bn\u00ed pnut\u00ed p\u0159i teplot\u011b 650\u00b0C po dobu minim\u00e1ln\u011b 2 hodiny, s n\u00e1sledn\u00fdm pomal\u00fdm ochlazen\u00edm v peci na teplotu 450\u00b0C.<\/p>\n

    Austenitizace<\/h4>\n

    Aby se p\u0159ede\u0161lo riziku poprask\u00e1n\u00ed, doporu\u010duje se p\u0159edeh\u0159\u00edvat ve 2 kroc\u00edch.<\/p>\n

      \n
    • 1. krok p\u0159edeh\u0159evu: teplota: 600\u00b0C \u010das: 30 s\/mm tlou\u0161\u0165ky<\/li>\n
    • 2. krok p\u0159edeh\u0159evu: teplota: 850\u00b0C \u010das: 30 s\/mm tlou\u0161\u0165ky<\/li>\n<\/ul>\n

      Doporu\u010den\u00e1 teplota austenitizace: 1000 – 1050\u00b0C. Doba v\u00fddr\u017ee nesm\u00ed b\u00fdt p\u0159\u00edli\u0161 dlouh\u00e1, aby se p\u0159ede\u0161lo riziku hrubnut\u00ed zrn a ztr\u00e1t\u011b hou\u017eevnatosti. Jakmile teplota povrchu dos\u00e1hne teploty austenitizace, doporu\u010duje se udr\u017eovat d\u00edl p\u0159i teplot\u011b austenitizace 30 minut na palec tlou\u0161\u0165ky.<\/p>\n

      Kalic\u00ed m\u00e9dium<\/h4>\n

      Olej p\u0159i 80\u00b0C, vakuum (tlak > 6 bar\u016f)<\/em>, soln\u00e1 l\u00e1ze\u0148 500 – 550\u00b0C.
      \nPro zaji\u0161t\u011bn\u00ed dobr\u00e9 hou\u017eevnatosti je vhodn\u011bj\u0161\u00ed zpracov\u00e1n\u00ed za pou\u017eit\u00ed oleje nebo soln\u00e9 l\u00e1zn\u011b.<\/p>\n

      Popou\u0161t\u011bn\u00ed<\/h4>\n

      Aby byl obsah zbytkov\u00e9ho austenitu co nejni\u017e\u0161\u00ed a z\u00e1rove\u0148 byla zaji\u0161t\u011bna v\u011bt\u0161\u00ed stabilita n\u00e1stroje je nezbytn\u00e9 prov\u00e9st dvoj\u00ed popou\u0161t\u011bn\u00ed. Po ka\u017ed\u00e9m popou\u0161t\u011bn\u00ed n\u00e1sleduje ochlazen\u00ed pod 100\u00b0C.<\/p>\n

      Doba ka\u017ed\u00e9ho popou\u0161t\u011bn\u00ed mus\u00ed b\u00fdt nejm\u00e9n\u011b 1 h + 1 h na 25 mm tlou\u0161\u0165ky zpracov\u00e1van\u00e9ho d\u00edlu (ekvivalentn\u00ed tepeln\u00e1 tlou\u0161\u0165ka)<\/em>.<\/p>\n

      Teplota popou\u0161t\u011bn\u00ed a odolnost proti korozi:
      \nPro dosa\u017een\u00ed lep\u0161\u00ed odolnosti proti korozi velmi doporu\u010dujeme vyhnout se teplot\u00e1m popou\u0161t\u011bn\u00ed v rozmez\u00ed 400 a\u017e 550\u00b0C. P\u0159i nich toti\u017e doch\u00e1z\u00ed k vylu\u010dov\u00e1n\u00ed karbid\u016f chromu na hranic\u00edch zrn, co\u017e zintenziv\u0148uje lok\u00e1ln\u00ed korozi na t\u011bchto m\u00edstech.<\/p>\n

      Pro vy\u0161\u0161\u00ed tvrdost (lep\u0161\u00ed odolnost proti opot\u0159eben\u00ed)<\/em> jsou doporu\u010deny teploty popou\u0161t\u011bn\u00ed ni\u017e\u0161\u00ed ne\u017e 400\u00b0C a pro ni\u017e\u0161\u00ed tvrdost (lep\u0161\u00ed hou\u017eevnatost)<\/em> teploty popou\u0161t\u011bn\u00ed vy\u0161\u0161\u00ed ne\u017e 550\u00b0C.<\/p>\n<\/div>\n[\/vc_column_text][vc_column_text css=““ text_direction=“default“]\n

      \n

      \"CROMIS<\/p>\n<\/div>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n

      \n

      Povrchov\u00e1 \u00faprava<\/h3>\n

      Nitridace<\/h4>\n

      CROMIS ESR lze nitridovat p\u0159i teplot\u00e1ch ni\u017e\u0161\u00edch nebo rovn\u00fdch 20\u00b0C pod teplotou popou\u0161t\u011bn\u00ed bez rizika zhor\u0161en\u00ed mechanick\u00fdch vlastnost\u00ed. Nitridace p\u0159i teplot\u011b vy\u0161\u0161\u00ed ne\u017e 550\u00b0C je doporu\u010dena, aby se zabr\u00e1nilo riziku vylu\u010dov\u00e1n\u00ed karbid\u016f na hranic\u00edch zrn.<\/p>\n

      PVD, CVD<\/h4>\n

      CROMIS ESR se hod\u00ed pro v\u0161echny druhy \u00faprav PVD a CVD, pokud je teplota zpracov\u00e1n\u00ed o 30\u00b0C ni\u017e\u0161\u00ed ne\u017e teplota posledn\u00edho popou\u0161t\u011bn\u00ed.<\/p>\n

      Le\u0161t\u011bn\u00ed<\/h3>\n

      Materi\u00e1l CROMIS ESR se hod\u00ed k le\u0161t\u011bn\u00ed v tepeln\u011b zpracovan\u00e9m stavu a lze ho pou\u017e\u00edvat v oblastech s po\u017eadavkem na zrcadlov\u00e9 le\u0161t\u011bn\u00ed (Rt \u2264 0,25 \u00b5m, \u00farove\u0148 CNOMO 1, Rugotest N1)<\/em>.<\/p>\n

      Optim\u00e1ln\u00edho le\u0161t\u011bn\u00ed se dosahuje proveden\u00edm po sob\u011b n\u00e1sleduj\u00edc\u00edch krok\u016f s podobnou drsnost\u00ed a zastaven\u00edm ka\u017ed\u00e9ho z nich, jakmile zmiz\u00ed posledn\u00ed \u0161kr\u00e1banec z p\u0159edchoz\u00edho kroku.<\/p>\n

      Texturov\u00e1n\u00ed<\/h3>\n

      CROMIS ESR se hod\u00ed k chemick\u00e9mu nebo laserov\u00e9mu texturov\u00e1n\u00ed.<\/p>\n<\/div>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=“in_container“ full_screen_row_position=“middle“ column_margin=“default“ column_direction=“default“ column_direction_tablet=“default“ column_direction_phone=“default“ scene_position=“center“ bottom_padding=“60″ text_color=“dark“ text_align=“left“ row_border_radius=“none“ row_border_radius_applies=“bg“ overflow=“visible“ overlay_strength=“0.3″ gradient_direction=“left_to_right“ shape_divider_position=“bottom“ bg_image_animation=“none“ gradient_type=“default“ shape_type=““][vc_column column_padding=“no-extra-padding“ column_padding_tablet=“inherit“ column_padding_phone=“inherit“ column_padding_position=“all“ column_element_direction_desktop=“default“ column_element_spacing=“default“ desktop_text_alignment=“default“ tablet_text_alignment=“default“ phone_text_alignment=“default“ background_color_opacity=“1″ background_hover_color_opacity=“1″ column_backdrop_filter=“none“ column_shadow=“none“ column_border_radius=“none“ column_link_target=“_self“ column_position=“default“ gradient_direction=“left_to_right“ overlay_strength=“0.3″ width=“1\/1″ tablet_width_inherit=“default“ animation_type=“default“ bg_image_animation=“none“ border_type=“simple“ column_border_width=“none“ column_border_style=“solid“][vc_column_text css=““ text_direction=“default“]\n

      \n

      Obr\u00e1b\u011bn\u00ed<\/h3>\n

      N\u00ed\u017ee uveden\u00e9 parametry obr\u00e1b\u011bn\u00ed jsou pouze informativn\u00ed a mus\u00ed b\u00fdt upraveny v z\u00e1vislosti na za\u0159\u00edzen\u00ed a obvykl\u00fdch podm\u00ednk\u00e1ch obr\u00e1b\u011bn\u00ed.<\/p>\n

      Soustru\u017een\u00ed<\/h4>\n<\/div>\n\n\n\n\n\n\n\n\n
      <\/th>\nKarbidov\u00fd n\u00e1stroj<\/th>\nN\u00e1stroj z HSS<\/th>\n<\/tr>\n
      <\/th>\nHrub\u00e9 obr\u00e1b\u011bn\u00ed<\/th>\nDokon\u010dovac\u00ed pr\u00e1ce<\/th>\nDokon\u010dovac\u00ed pr\u00e1ce<\/th>\n<\/tr>\n<\/thead>\n
      \u0158ezn\u00e1 rychlost m\/min<\/th>\n160 – 200<\/td>\n210 – 250<\/td>\n17 – 22<\/td>\n<\/tr>\n
      Posuv mm\/r<\/th>\n0.2 – 0.4<\/td>\n0.1 – 0.2<\/td>\n0.1 – 0.3<\/td>\n<\/tr>\n
      Hloubka \u0159ezu mm<\/th>\n2 – 4<\/td>\n0.5 – 2<\/td>\n0.5 – 2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n

      Fr\u00e9zov\u00e1n\u00ed: povrchov\u00e1 \u00faprava<\/h4>\n<\/div>\n\n\n\n\n\n\n\n\n\n
      <\/th>\nFr\u00e9zov\u00e1n\u00ed s karbidov\u00fdmi n\u00e1stroji<\/th>\n<\/tr>\n
      <\/th>\nHrub\u00e9 obr\u00e1b\u011bn\u00ed<\/th>\nDokon\u010dovac\u00ed pr\u00e1ce<\/th>\n<\/tr>\n<\/thead>\n
      \u0158ezn\u00e1 rychlost m\/min<\/th>\n160 – 200<\/td>\n250 – 280<\/td>\n<\/tr>\n
      Posuv mm\/r<\/th>\n0.2 – 0.4<\/td>\n0.1 – 0.2<\/td>\n<\/tr>\n
      Hloubka \u0159ezu mm<\/th>\n2 – 4<\/td>\n0.5 – 2<\/td>\n<\/tr>\n
      Ozna\u010den\u00ed karbidu ISO<\/th>\nP20-P40 pota\u017een\u00fd karbid<\/td>\nP10-P20 pota\u017een\u00fd karbid nebo cermet<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n

      Kone\u010dn\u00e9 fr\u00e9zov\u00e1n\u00ed<\/h4>\n<\/div>\n\n\n\n\n\n\n\n\n
      <\/th>\nFr\u00e9zov\u00e1n\u00ed s karbidov\u00fdmi n\u00e1stroji<\/th>\nHSS fr\u00e9zovac\u00ed n\u00e1stroj<\/th>\n<\/tr>\n
      <\/th>\nSlinut\u00fd karbid<\/th>\nKarbidov\u00fd indexovateln\u00e1 vlo\u017eka<\/th>\n<\/th>\n<\/tr>\n<\/thead>\n
      \u0158ezn\u00e1 rychlost m\/min<\/th>\n120 – 150<\/td>\n160 – 210<\/td>\n25 – 29<\/td>\n<\/tr>\n
      Posuv mm\/zub<\/th>\n0.02 – 0.2<\/td>\n0.07 – 0.2<\/td>\n0.01 – 0.3<\/td>\n<\/tr>\n
      Ozna\u010den\u00ed karbidu ISO<\/th>\nNA<\/td>\nP20 – P30<\/td>\nNA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n

      Vrt\u00e1n\u00ed: spir\u00e1lov\u00fd vrt\u00e1k z HSS<\/h4>\n<\/div>\n\n\n\n\n\n\n\n\n
      Pr\u016fm\u011br vrt\u00e1ku mm<\/th>\n\u0158ezn\u00e1 rychlost m\/min<\/th>\nPosuv mm\/t<\/th>\n<\/tr>\n<\/thead>\n
      < 5<\/td>\n14 – 16<\/td>\n0.05 – 0.15<\/td>\n<\/tr>\n
      5 – 10<\/td>\n14 – 16<\/td>\n0.15 – 0.20<\/td>\n<\/tr>\n
      10 – 15<\/td>\n14 – 16<\/td>\n0.20 – 0.25<\/td>\n<\/tr>\n
      15 – 20<\/td>\n14 – 16<\/td>\n0.25 – 0.30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][vc_column_text css=““ text_direction=“default“]\n
      \n

      Vrt\u00e1n\u00ed: karbidov\u00fd vrt\u00e1k<\/h4>\n<\/div>\n\n\n\n\n\n\n\n
      <\/th>\nTyp karbidu<\/th>\n<\/tr>\n
      <\/th>\nIndexovateln\u00e1 vlo\u017eka<\/th>\nSlinut\u00fd karbid<\/th>\nKarbidov\u00fd hrot<\/th>\n<\/tr>\n<\/thead>\n
      \u0158ezn\u00e1 rychlost m\/min<\/th>\n210 – 230<\/td>\n80 – 100<\/td>\n70 – 80<\/td>\n<\/tr>\n
      Posuv mm\/t<\/th>\n0.05 – 0.10<\/td>\n0.10 – 0.25<\/td>\n0.15 – 0.25<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n

      Jemn\u00e9 brou\u0161en\u00ed<\/h4>\n

      Obecn\u00e9 pokyny k pou\u017eit\u00ed brusn\u00fdch kotou\u010d\u016f na CROMIS ESR po tepeln\u00e9m zpracov\u00e1n\u00ed. Obvykle se pou\u017e\u00edvaj\u00ed sp\u00ed\u0161e m\u011bkk\u00e9 brusn\u00e9 kotou\u010de z vitrifikovan\u00e9ho oxidu hlinit\u00e9ho (t\u0159\u00eddy G pro rovinn\u00e9 brou\u0161en\u00ed a\u017e K pro brou\u0161en\u00ed v\u00e1lcov\u00fdch ploch)<\/em>.<\/p>\n

      Zvl\u00e1\u0161tn\u00ed pozornost je t\u0159eba v\u011bnovat \u00fa\u010dinn\u00e9mu chlazen\u00ed povrchu b\u011bhem brou\u0161en\u00ed, aby se p\u0159ede\u0161lo degradaci povrchu materi\u00e1lu.<\/p>\n

      Elektrojiskrov\u00e9 obr\u00e1b\u011bn\u00ed<\/h4>\n

      CROMIS ESR se hod\u00ed tak\u00e9 k elektrojiskrov\u00e9mu obr\u00e1b\u011bn\u00ed (EDM) (dr\u00e1t nebo elektroda)<\/em>. P\u0159ednostn\u011b se obr\u00e1b\u011bn\u00ed prov\u00e1d\u00ed p\u0159i n\u00edzk\u00e9 proudov\u00e9 hustot\u011b a vysok\u00e9 frekvenci, aby se co mo\u017en\u00e1 nejv\u00edce omezila tlou\u0161\u0165ka b\u00edl\u00e9 vrstvy.<\/p>\n

      Potom je nutn\u00e9 odstranit pnut\u00ed p\u0159i teplot\u011b 25\u00b0C pod posledn\u00edm popou\u0161t\u011bn\u00edm, aby se sn\u00ed\u017eila \u00farove\u0148 zbytkov\u00fdch nap\u011bt\u00ed (kter\u00e1 by mohla v\u00e9st k riziku vzniku trhlin)<\/em>, a le\u0161t\u011bn\u00ed, aby se zcela odstranila b\u00edl\u00e1 vrstva vznikl\u00e1 b\u011bhem procesu elektrojiskrov\u00e9ho obr\u00e1b\u011bn\u00ed.<\/p>\n

      Sva\u0159ov\u00e1n\u00ed<\/h3>\n

      Materi\u00e1l CROMIS ESR nen\u00ed doporu\u010deno sva\u0159ovat, ale pokud je to nezbytn\u00e9, lze ho sva\u0159ovat bu\u010f v \u017e\u00edhan\u00e9m stavu (lep\u0161\u00ed)<\/em>, nebo ve stavu tepeln\u011b zpracovan\u00e9m.<\/p>\n