The helically wound coil may be movable laterally in the groove between a melt channel open position and a melt channel closed position to open or seal the melt channel.

所述螺旋缠绕线圈可在所述槽内在一熔体通道打开位置与一熔体通道关闭位置之间横向移动，以打开或密封所述熔体通道。

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In addition, the product of the cross section can joint together, joint can mitre or docking, do not need to coil to seal cutting, so that it can easily forthright.

另外，产品的横截面可以接头衔接起来，接头可以斜接或者对接，不需要缠绕来密封切口，这样更容易简捷。

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In accordance with customers' required specification it can be make into sheet, coil, bottom seal bag and envelope bag.

可根据客户的规格要求制成片材，卷材，平口袋，信封袋。

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