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{"id":1160,"date":"2020-03-04T15:20:22","date_gmt":"2020-03-04T14:20:22","guid":{"rendered":"http:\/\/www.drewpol.pl\/?page_id=1160"},"modified":"2020-03-04T15:21:16","modified_gmt":"2020-03-04T14:21:16","slug":"interessantes","status":"publish","type":"page","link":"http:\/\/www.drewpol.pl\/de\/interessantes\/","title":{"rendered":"Interessantes"},"content":{"rendered":"

[vc_row][vc_column]\n\t

\n\t\t

Holz - \u00d6komaterial<\/h2>\n\t\t<\/span>\n\t<\/div>[vc_column_text]Die grundlegenden\u00a0 Elemente, des Holzes sind : Kohle ( 49,5% ), Sauerstoff ( 43,8% ), Wasserstoff ( 6,0% ), Stickstoff ( 0,2% ) und andere. Die wichtigsten Verbindungen\u00a0 im\u00a0 Holz sind Cellulose ( etwa 45 %) , Hemizellulose (30%) und Lignin (ca. 20 %).. Au\u00dferdem gibt es auchi im\u00a0 Holz: Zucker, Protein , St\u00e4rke , Gerbstoffe , \u00e4therische \u00d6le, Kautschuk und Mineralstoffe, bei der Verbrennung\u00a0 Asche entsteht . Die chemische Zusammensetzung der Asche h\u00e4ngt von der Art des Baumes, Klima und Bodenart, usw ab.[\/vc_column_text]\n\t
\n\t\t

Dauerhaftigkeit von Holz<\/h2>\n\t\t<\/span>\n\t<\/div>[vc_column_text]Die H\u00e4rte des Holzes nach der Janka- Methode ( mit einem Metall- Ball Abschnitt 1 cm\u00b2) bei 15 % Feuchtigkeit des Holzes, gemessen f\u00fcr bestimmte Arten von Holz von den weichtesten bis zum h\u00e4rtesten:<\/p>\n
    \n
  • Pine – 28\u201330 MPa,<\/li>\n
  • Alder – 43 MPa,<\/li>\n
  • Birch – 48 MPa,<\/li>\n
  • Oak – 66\u201377 MPa (h\u00f6herer Wert f\u00fcr die sogenannte Kernholz ),<\/li>\n
  • Walnut – 72 MPa,<\/li>\n
  • Ash – 72\u201375 MPa,<\/li>\n
  • Buche – 78 MPa,<\/li>\n<\/ul>\n

    Hartholz ist oft auch abriebfest. Diese Funktion ist wichtig, bei der Wahl von Holz als Material zur Realisation bei der Inneneinrichtung.[\/vc_column_text]\n\t

    \n\t\t

    Die Farbe des Holzes<\/h2>\n\t\t<\/span>\n\t<\/div>[vc_column_text]In dem Holz unserer Spezies wird durch sechs wichtigsten Arten von Farbe erkennbar:<\/p>\n
      \n
    • Die Farbe in der N\u00e4he wei\u00df – Tanne, Fichte , Espe , Hainbuche, Buche, Ahorn, Bergahorn<\/li>\n
    • Die gelbe Farbe – Birke, Zirbe<\/li>\n
    • Die Farbe braun – Eiche, Esche , Ulme<\/li>\n
    • Verschiedene Schattierungen von rot – Eibe, L\u00e4rche, Kiefer , Kirsche, Pflaume<\/li>\n
    • Farbe gr\u00fcn \u2013 Heuschrecke<\/li>\n
    • Die Farbe nah an schwarz – Nussbaum, Ebenholz<\/li>\n<\/ul>\n

      Die Farbe des Holzes beeinfl\u00fcssen klimatische Bedingungen und zu einem geringeren Ausma\u00df Boden.<\/p>\n

      Die Holzarten vom Splint hat im gesamten Querschnitt einfalltige, helle Farbe mit dunkler gef\u00e4rbten Schicht des Sp\u00e4tholzes und mit leichteren Schicht des Fr\u00fchholzes. Bei der Holzarten gibt es einen klaren Unterschied zwischen den dunkler und heller gef\u00e4rbten Teilen.<\/p>\n

      Im n\u00f6rdlichen Teil Europas dominieren die hell gef\u00e4rbten B\u00e4ume z.B. (Fichte , Birke, Espe) . Im s\u00fcdlichen Teil sind Baumarten , deren Holz eine gr\u00f6\u00dfere Vielfalt von Farben und Schattierungen hat.( Eiche, Esche, Pflaume, L\u00e4rche) . Schlie\u00dflich wird die gr\u00f6\u00dfte Vielfallt von Farben und Schattierungen des Holzes auf der subtropischen Zone ( gr\u00fcne und schwarze Ebenholz, Magentabaum).<\/p>\n

      Die Farbe des Holzes ver\u00e4ndert sich unter dem Einfluss von Licht und Wetter Der Alderbaum \u00e4ndert seine Farbe in ein paar Stunden nach dem Schneiden auf die Ziegel – Farbe. Rot gef\u00e4rbte Eibe bekommt im Laufe der Zeit einen violetten Farbton. Unter dem Einfluss der l\u00e4ngeren Einwirkung von Wasser ,erhalten einige Baumarten mit Tannin charakteristische Farbe ( Eiche wird schwarz). Schlie\u00dflich werden die meisten Baumrten unter dem Einfluss von verschiedenen atmosph\u00e4rischen Bedingungen grau.[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"

      [vc_row][vc_column][vc_column_text]Die grundlegenden\u00a0 Elemente, des Holzes sind : Kohle ( 49,5% ), Sauerstoff ( 43,8% ), Wasserstoff ( 6,0% ), Stickstoff ( …<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1160","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/pages\/1160"}],"collection":[{"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/comments?post=1160"}],"version-history":[{"count":2,"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/pages\/1160\/revisions"}],"predecessor-version":[{"id":1162,"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/pages\/1160\/revisions\/1162"}],"wp:attachment":[{"href":"http:\/\/www.drewpol.pl\/wp-json\/wp\/v2\/media?parent=1160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}