用途及特点USE AND FEATURE

这两种机型适用于吹制各种低密度聚乙烯（LDPE）、高密度聚乙烯（HDPE）和线形低密度聚乙烯（LLDPE）等塑料薄膜。广泛应用于垃圾袋、背心袋、印刷复合、液体包装等。

These to models of machines are suitable for blowing plastic films in all types such as low density polyethylene (LDPE),high density polyethylene (HDPE)and linear low density polyethylene(LLDPE). They are broadly applied for garbage bags, vest bags, printing composition, fluids packing, etc.

挤出机的机筒、螺杆均采用优质合金钢，经氮化和精密加工。卷取装置双收双剖，其动力采用电矩电机，可保持适宜的张力，收卷整齐，换卷方便。

Machine barrel and screw arbor of extrusion machine both adopt quality alloy steel, with nitriding and fine machining. Dual-reeling dual-unreeling reeling devices, power of which adopts moment motor, able to maintain proper tension, regular, reeling and unreeling, and easy reel change.