{"id":164597,"date":"2025-07-01T15:46:56","date_gmt":"2025-07-01T15:46:56","guid":{"rendered":"https:\/\/www.colorobbiart.it\/collezioni\/under-glaze-pencils\/"},"modified":"2026-07-28T11:33:39","modified_gmt":"2026-07-28T11:33:39","slug":"lead-free-underglaze-sticks","status":"publish","type":"portfolio","link":"https:\/\/www.colorobbiart.it\/en\/collezioni\/lead-free-underglaze-sticks\/","title":{"rendered":"Under-Glaze Sticks"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row row_height_percent=&#8221;100&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;5&#8243; bottom_padding=&#8221;5&#8243; back_image=&#8221;168556&#8243; kburns=&#8221;yes&#8221; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;5&#8243; uncode_shortcode_id=&#8221;155582&#8243; el_class=&#8221;portfolioslide&#8221;][vc_column column_width_percent=&#8221;100&#8243; 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uncode_shortcode_id=&#8221;440468&#8243;][vc_empty_space empty_h=&#8221;2&#8243; mobile_visibility=&#8221;yes&#8221;][vc_empty_space empty_h=&#8221;0&#8243; desktop_visibility=&#8221;yes&#8221; medium_visibility=&#8221;yes&#8221; mobile_visibility=&#8221;yes&#8221;][vc_custom_heading text_font=&#8221;font-156269&#8243; text_size=&#8221;h1&#8243; text_weight=&#8221;400&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;743887&#8243;]FIRING TEMPERATURE[\/vc_custom_heading][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;2&#8243; bottom_padding=&#8221;1&#8243; back_color=&#8221;color-xsdn&#8221; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;937886&#8243; back_color_type=&#8221;uncode-palette&#8221; el_class=&#8221;spaziotemperatura&#8221;][vc_column column_width_percent=&#8221;100&#8243; 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width=&#8221;1\/3&#8243; uncode_shortcode_id=&#8221;140498&#8243; css=&#8221;.vc_custom_1782889459856{border-right-width: 1px !important;padding-top: 0px !important;padding-bottom: 0px !important;}&#8221; border_color_type=&#8221;uncode-solid&#8221; border_color_solid=&#8221;#d1d9e2&#8243;][vc_custom_heading text_color=&#8221;accent&#8221; heading_semantic=&#8221;h6&#8243; text_font=&#8221;font-156269&#8243; text_size=&#8221;h4&#8243; text_weight=&#8221;500&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;129924&#8243; text_color_type=&#8221;uncode-palette&#8221;]ORTON CONE[\/vc_custom_heading][vc_custom_heading text_color=&#8221;color-wvjs&#8221; heading_semantic=&#8221;h5&#8243; text_font=&#8221;font-156269&#8243; text_size=&#8221;h5&#8243; text_weight=&#8221;400&#8243; text_height=&#8221;fontheight-357766&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;170442&#8243; text_color_type=&#8221;uncode-palette&#8221;]08 &#8211; 8[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;100&#8243; gutter_size=&#8221;2&#8243; override_padding=&#8221;yes&#8221; column_padding=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; border_style=&#8221;solid&#8221; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/3&#8243; uncode_shortcode_id=&#8221;825300&#8243; border_color_type=&#8221;uncode-solid&#8221; border_color_solid=&#8221;#d1d9e2&#8243; css=&#8221;.vc_custom_1747990554216{border-right-width: 1px !important;padding-top: 0px !important;padding-bottom: 0px !important;}&#8221;][vc_empty_space empty_h=&#8221;1&#8243; desktop_visibility=&#8221;yes&#8221;][vc_custom_heading text_color=&#8221;accent&#8221; heading_semantic=&#8221;h6&#8243; text_font=&#8221;font-156269&#8243; text_size=&#8221;h4&#8243; text_weight=&#8221;500&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;102872&#8243; text_color_type=&#8221;uncode-palette&#8221;]DEGREES CELSIUS &#8211; C\u00b0[\/vc_custom_heading][vc_custom_heading text_color=&#8221;color-wvjs&#8221; heading_semantic=&#8221;h5&#8243; text_font=&#8221;font-156269&#8243; text_size=&#8221;h5&#8243; text_weight=&#8221;400&#8243; text_height=&#8221;fontheight-357766&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;699057&#8243; text_color_type=&#8221;uncode-palette&#8221;]942\u20131,249 \u00b0C[\/vc_custom_heading][\/vc_column_inner][vc_column_inner column_width_percent=&#8221;100&#8243; gutter_size=&#8221;2&#8243; override_padding=&#8221;yes&#8221; column_padding=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/3&#8243; uncode_shortcode_id=&#8221;176475&#8243; css=&#8221;.vc_custom_1747990548989{padding-top: 0px !important;padding-bottom: 0px !important;}&#8221;][vc_empty_space empty_h=&#8221;1&#8243; desktop_visibility=&#8221;yes&#8221;][vc_custom_heading text_color=&#8221;accent&#8221; heading_semantic=&#8221;h6&#8243; text_font=&#8221;font-156269&#8243; text_size=&#8221;h4&#8243; text_weight=&#8221;500&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;242442&#8243; text_color_type=&#8221;uncode-palette&#8221;]DEGREES FAHRENHEIT &#8211; F\u00b0[\/vc_custom_heading][vc_custom_heading text_color=&#8221;color-wvjs&#8221; heading_semantic=&#8221;h5&#8243; text_font=&#8221;font-156269&#8243; text_size=&#8221;h5&#8243; text_weight=&#8221;400&#8243; text_height=&#8221;fontheight-357766&#8243; text_space=&#8221;fontspace-781688&#8243; uncode_shortcode_id=&#8221;176298&#8243; text_color_type=&#8221;uncode-palette&#8221;]1728\u20132280 \u00b0F[\/vc_custom_heading][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;323964&#8243;][vc_column column_width_percent=&#8221;100&#8243; align_horizontal=&#8221;align_center&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/1&#8243; uncode_shortcode_id=&#8221;940300&#8243;][vc_separator sep_color=&#8221;&#8221; desktop_visibility=&#8221;yes&#8221; medium_visibility=&#8221;yes&#8221; uncode_shortcode_id=&#8221;110699&#8243;][vc_empty_space empty_h=&#8221;2&#8243; mobile_visibility=&#8221;yes&#8221;][vc_custom_heading text_font=&#8221;font-955596&#8243; text_size=&#8221;h1&#8243; text_weight=&#8221;600&#8243; uncode_shortcode_id=&#8221;179183&#8243;]The Art of Drawing[\/vc_custom_heading][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;1&#8243; bottom_padding=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;152518&#8243;][vc_column column_width_percent=&#8221;100&#8243; align_horizontal=&#8221;align_center&#8221; gutter_size=&#8221;3&#8243; font_family=&#8221;font-156269&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/1&#8243; uncode_shortcode_id=&#8221;123637&#8243;][vc_row_inner row_inner_height_percent=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;4&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; uncode_shortcode_id=&#8221;632177&#8243; limit_content=&#8221;&#8221;][vc_column_inner column_width_percent=&#8221;100&#8243; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;4&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/2&#8243; uncode_shortcode_id=&#8221;581862&#8243;][vc_column_text text_lead=&#8221;yes&#8221; uncode_shortcode_id=&#8221;210302&#8243;]<\/p>\n<p style=\"text-align: center;\">Underglaze sticks are tools specifically developed for use in ceramics and artistic decoration. They contain special ceramic pigments with high resistance to kiln firing temperatures, maintaining their intensity and color stability even after the firing process. Thanks to these properties, underglaze sticks allow you to draw, write, or trace fine details directly onto the ceramic surface, whether raw or already glazed, before the final firing. The effect obtained after firing is permanent and durable, making this tool ideal for signatures, decorative motifs, creative sketches, or adding personalized details to works.   <\/p>\n<p style=\"text-align: center;\">They are highly appreciated by artists, craftsmen, and ceramists because they combine the practicality of a regular drawing pencil with the technical properties of ceramic pigments, allowing great expressive freedom and precision even on complex or glazed surfaces. Available in various colors, they offer the possibility to create fine marks, shades, and well-defined lines, expanding the decorative possibilities of traditional and contemporary ceramics. <\/p>\n<p>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; override_padding=&#8221;yes&#8221; h_padding=&#8221;2&#8243; top_padding=&#8221;0&#8243; bottom_padding=&#8221;0&#8243; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;0&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; mobile_visibility=&#8221;yes&#8221; auto_height_device=&#8221;yes&#8221; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;170905&#8243;][vc_column column_width_percent=&#8221;100&#8243; position_vertical=&#8221;bottom&#8221; gutter_size=&#8221;0&#8243; override_padding=&#8221;yes&#8221; column_padding=&#8221;2&#8243; style=&#8221;dark&#8221; font_family=&#8221;font-955596&#8243; overlay_alpha=&#8221;50&#8243; 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