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class="inner_content"><p><p>工業鋁型材對人體可以說是有害，也可以說是無害!</p><p><br/></p><p>因為當人們在切割鋁材時，如果長期有粉塵的吸入肺部后會造成不良影響，嚴重的話則會導致矽肺，所以我們在工作的時候帶上口罩。故從這一角度上說鋁材對人體是有害的。</p><p><br/></p><p>當人們每天只是用手觸摸到鋁材，如：鋁型材機架、工作臺鋁材、樣品柜鋁材等組裝觸摸。像以上這些的話對鋁材人體是沒有害的。故從一角度上說鋁材對人體是沒有害的。</p><p><br/></p><p>好的產品一定要有一個好的生產過程!那鋁型材裂紋是怎么產生的呢?</p><p>1.因為鋁型材擠壓溫度過高，使金屬表層抗拉強度下降，所以在摩擦力的作用下產生了裂紋;</p><p>2.因為鋁型材擠壓速度過快，所以使金屬表層所受的附加拉應力增加使型材產生裂紋;</p><p>3.因為摩擦力的原因使金屬表層受到附加拉應力的作用，所以當附加拉應力大于表層金屬抗拉強度時就會產生裂紋。</p><p><br/></p></p></div> <ul id="prev_next"> <li>上一篇：<a href="/news/4_9">工業鋁型材的分類標準有哪些?</a></li> <li>下一篇：沒有了;</li> </ul> </div> </div> <div class="clear"></div> </div> <div class="clear"></div> <div class="footer"> <div class="foot_bj"> <div class="foot"> <span>Copyrights?2018 </span> <span>泰州市第一鋁材廠有限公司</span> <a >【免責聲明】</a> <span id="beian">備案號：蘇ICP備15045971號-2</span> <script type="text/javascript" src="http://video.tzqingzhifeng.com/pubjs/beian.js"></script> <img src="/App/Home/View/Default/Public/Image/c1.png" /> </div> </div> </div> </div> <a 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