{"id":403497,"date":"2025-01-04T18:37:27","date_gmt":"2025-01-04T18:37:27","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/compression-of-a-rubber-sample-in-ls-dyna-act-workbench\/"},"modified":"2025-01-04T18:37:27","modified_gmt":"2025-01-04T18:37:27","slug":"compression-of-a-rubber-sample-in-ls-dyna-act-workbench","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/compression-of-a-rubber-sample-in-ls-dyna-act-workbench\/","title":{"rendered":"Compression of a rubber sample in LS Dyna ACT Workbench"},"content":{"rendered":"<p>&lt;p&gt;Hello everyone.&lt;br&gt;I decided to create a new topic about pressing rubber. Test calculation. LS Dyna ACT Workbench.&lt;br&gt;I compress a round rubber plate.&lt;br&gt;Everything is going well, but when the task is almost solved and the rubber is strongly compressed, the grid begins to penetrate each other:&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip0.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip1.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip2.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip3.png\" \/>&lt;\/p&gt;&lt;p&gt;Why is that? And how to fix it?&lt;br&gt;I also tried:&lt;br&gt;- set Normal Lagrange in contact&lt;br&gt;- configure the Contact Properties contact&lt;br&gt;- set General dumping in the solver settings&lt;br&gt;- applied Horuglass&lt;br&gt;- made the grid smaller&lt;br&gt;- and also changed Section to the rubber body.&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015800-mceclip4.png\" \/>&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015815-mceclip5.png\" \/>&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015838-mceclip6.png\" \/>&lt;\/p&gt;&lt;p&gt;Please give me some advice on how to make the grid not penetrate each other for as long as possible.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-403497","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello everyone.I decided to create a new topic about pressing rubber. 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