{"id":1813,"date":"2026-02-10T09:40:13","date_gmt":"2026-02-10T01:40:13","guid":{"rendered":"https:\/\/jtlcnc.com\/?post_type=product&p=1813"},"modified":"2026-06-08T22:40:31","modified_gmt":"2026-06-08T14:40:31","slug":"high-precision-granite-equipment-base","status":"publish","type":"product","link":"https:\/\/jtlcnc.com\/es\/producto\/high-precision-granite-equipment-base\/","title":{"rendered":"Base de equipos de granito de alta precisi\u00f3n"},"content":{"rendered":"

COMPARACI\u00d3N DE MATERIALES DE GRANITO<\/b><\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
contenido<\/b><\/strong><\/td>\nJinan Negro<\/b><\/strong><\/td>\nNegro indio<\/b><\/strong><\/td>\nS\u00e9samo negro 654<\/b><\/strong><\/td>\n<\/tr>\n
Peso espec\u00edfico<\/b><\/strong><\/td>\n3100-3300kg\/m3<\/b><\/strong><\/td>\n3200-3300kg\/m3<\/b><\/strong><\/td>\n2900-3000 kg\/m3<\/b><\/strong><\/td>\n<\/tr>\n
M\u00f3dulo el\u00e1stico<\/b><\/strong><\/td>\n1,27\u00d7105 N\/mm2<\/b><\/strong><\/td>\n1,29\u00d7105 N\/mm2<\/b><\/strong><\/td>\n1,27\u00d7105 N\/mm2<\/b><\/strong><\/td>\n<\/tr>\n
Coeficiente de dilataci\u00f3n lineal<\/b><\/strong><\/td>\n4.61\u00d710 -6\/\u2103<\/b><\/strong><\/td>\n4.61\u00d710 -6\/\u2103<\/b><\/strong><\/td>\n4.61\u00d710 -6\/C<\/b><\/strong><\/td>\n<\/tr>\n
Coeficiente de dilataci\u00f3n t\u00e9rmica<\/b><\/strong><\/td>\n0,18%\/C<\/b><\/strong><\/td>\n0,18%\/\u00b0C<\/b><\/strong><\/td>\n0,2%\/C<\/b><\/strong><\/td>\n<\/tr>\n
Absorci\u00f3n de agua<\/b><\/strong><\/td>\n<0,013%<\/b><\/strong><\/td>\n<0,011%<\/b><\/strong><\/td>\n<0,013%<\/b><\/strong><\/td>\n<\/tr>\n
Dureza Rockwell<\/b><\/strong><\/td>\n>70.9<\/b><\/strong><\/td>\n>70.9<\/b><\/strong><\/td>\n>70.9<\/b><\/strong><\/td>\n<\/tr>\n
Radiaci\u00f3n equivalente<\/b><\/strong><\/td>\n0,38uSv\/h<\/b><\/strong><\/td>\n0,35uSv\/h<\/b><\/strong><\/td>\n0,38uSv\/h<\/b><\/strong><\/td>\n<\/tr>\n
Resistencia a la compresi\u00f3n en seco<\/b><\/strong><\/td>\n220,1 MPa<\/b><\/strong><\/td>\n221,1 MPa<\/b><\/strong><\/td>\n218,3MPa<\/b><\/strong><\/td>\n<\/tr>\n
Apariencia<\/b><\/strong><\/td>\nMotas blancas distribuidas uniformemente, como copos de nieve (que parecen transl\u00facidos), con un aspecto limpio y brillante tras el mantenimiento.<\/b><\/strong><\/td>\nMotas blancas distribuidas uniformemente como copos de nieve, con un material de base negro y brillante. Tras el mantenimiento, el aspecto es<\/b><\/strong>
\n<\/b><\/strong>limpio y brillante.<\/b><\/strong><\/td>\n		Hay picos blancos distribuidos uniformemente (no transparentes), m\u00e1s grandes en patr\u00f3n en comparaci\u00f3n con Jinan Negro.Despu\u00e9s del mantenimiento, el<\/b><\/strong>
\n<\/b><\/strong>es limpio pero menos brillante que el JinanBlack.<\/b><\/strong><\/td>\n<\/tr>\n
Retenci\u00f3n de precisi\u00f3n<\/b><\/strong><\/td>\nPor debajo de 5 micr\u00f3metros (um)<\/b><\/strong><\/td>\nPor debajo de 5 micr\u00f3metros (um)<\/b><\/strong><\/td>\n5-10um<\/b><\/strong><\/td>\n<\/tr>\n
Facilidad de procesamiento<\/b><\/strong><\/td>\nF\u00e1cil<\/b><\/strong><\/td>\nDuro<\/b><\/strong><\/td>\nM\u00e1s duro<\/b><\/strong><\/td>\n<\/tr>\n
Debido a las pol\u00edticas medioambientales de China, la extracci\u00f3n de granito negro de Jinan est\u00e1 paralizada desde 2006. Despu\u00e9s de 15 a\u00f1os, la<\/b><\/strong>
\n<\/b><\/strong>jinan Los bloques de granito negro se han vuelto escasos, s\u00f3lo se pueden encontrar unas pocas piezas, y ya no es posible obtenerlos en<\/b><\/strong>
\n<\/b><\/strong>grandes cantidades.<\/b><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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