试题与答案

热收缩标签机是将带有热收缩材料制成的标签的容器由输送带传送,穿过由热风汇流箱组成的收

题型:多项选择题

题目:

热收缩标签机是将带有热收缩材料制成的标签的容器由输送带传送,穿过由热风汇流箱组成的收缩通道,标签被加热收缩套紧容器。为保证被贴标产品的质量,要求()。

A.容器在收缩通道里停留时间短,2~3秒即可

B.收缩通道内温度越高越好

C.收缩通道内各处温度均匀,气流对准标签

D.输送带的材料常选用不受通道热量影响的聚四氟乙烯、玻璃纤维、硅橡胶等

答案:

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