Plastic-wood composite materials were prepared from wood flour, PP, HDPE and LDPE and their mechanical properties were compared.
采用木粉分别与聚丙烯（PP）、HDPE、低密度聚乙烯（LDPE）制备了塑木复合材料，并对其性能进行比较。
The main production of LDPE, or HDPE bottom bags device. Without pulling.
主要制作LDPE、HDPE的平口袋的设备。无张力，烫线平整美观。
The main production of LDPE, HDPE film bags in cardboard boxes and flat pocket device.
主要制作LDPE、HDPE薄膜的纸箱内包装袋及平口袋的设备。
This machine is applied to making drum-linkage LDPE and HDPE bags that are suitable for shopping in the supermarkets and household purpose.
该机用于生产连卷的高、低密度聚乙烯膜袋，适用于超市商场购物及居家使用。
The results show that: the kind of PE influences the graft rate and MFR of the product directly, the sequence of grafting ability is LDPE>LLDPE>HDPE;
实验结果表明：产物的接枝率和熔体流动速率（MFR）变化与聚乙烯的种类有直接关系，接枝性能从优到差的顺序为： LDPE> LLDPE> HDPE；
The results show that: the kind of PE influences the graft rate and MFR of the product directly, the sequence of grafting ability is LDPE>LLDPE>HDPE;
实验结果表明：产物的接枝率和熔体流动速率（MFR）变化与聚乙烯的种类有直接关系，接枝性能从优到差的顺序为： LDPE> LLDPE> HDPE；
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