生产单链条式开窗器，开窗机推窗器消防排烟窗

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<p style="margin: 18px 0;background: white"><span style="font-size: 12px;font-family: 宋体">【特点】</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">1</span><span style="font-size: 12px;font-family: 宋体">、精美的外形设计；</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">2</span><span style="font-size: 12px;font-family: 宋体">、超负荷过载保护、低噪音设计；</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">3</span><span style="font-size: 12px;font-family: 宋体">、双链条适合开启特宽窗（窗宽超过</span><span style="font-size: 12px;font-family: Tahoma, sans-serif">1500mm</span><span style="font-size: 12px;font-family: 宋体">）；</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">4</span><span style="font-size: 12px;font-family: 宋体">、采用双层金属链片设计，运行时更稳定、顺畅；</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">5</span><span style="font-size: 12px;font-family: 宋体">、可选配不锈钢链条；</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">6</span><span style="font-size: 12px;font-family: 宋体">、大于</span><span style="font-size: 12px;font-family: Tahoma, sans-serif">20000</span><span style="font-size: 12px;font-family: 宋体">次推出与拉回测试；</span></p><p style="background: white"><span style="font-size: 12px;font-family: Tahoma, sans-serif">7</span><span style="font-size: 12px;font-family: 宋体">、推拉力：</span><span style="font-size: 12px;font-family: Tahoma, sans-serif">300N/400N</span><span style="font-size: 12px;font-family: 宋体">；</span></p><p><span style="font-size: 12px;font-family: Tahoma, sans-serif">8</span><span style="font-size: 12px;font-family: 宋体">、静止状态的紧锁力：</span><span style="font-size: 12px;font-family: Tahoma, sans-serif">9000N</span><span style="font-size: 12px;font-family: 宋体">。</span><span style="font-size: 12px;font-family: Tahoma, sans-serif"><br/> <br/> </span></p><p><br/></p>