九九热精品在线视频观看-国产一区二区三区精品久久-欧美亚洲综合精品-99精品久久久久久婷婷久 日韩免费在线观看,韩国少妇性爱,亚洲色优,乱老熟女一区二区三区视频

Technical Support

Common physical properties of flexible packaging material
  Barrier properties strength function
Water and gas oxygen general Stiff Hypothermia high temperature Transparent forming Sealing print Paul Shannon
paper   × × 〇 ◎ ◎ ◎ × × × ×◎ ×
metal AL ◎ ◎ × × ◎ ◎ × 〇 × ◎ ◎
film OPP 〇 × ◎ ◎ △ △ ◎ × US ◎ ×
CPP 〇 × 〇 〇 × △ ◎ ◎ ◎ 〇 ×
PET 〇 〇 ◎ ◎ ◎ ◎ ◎ × × ◎ ◎
ONY △ 〇 ◎ 〇 ◎ ◎ ◎ × × 〇 〇
CNY × △ ◎ △ 〇 ◎ 〇 ◎ × △ 〇
LDPE 〇 × △ ×△ 〇 × 〇 ◎ ◎ △ ×
HDPE 〇 × 〇 △〇 〇 △ △ 〇 〇 △ ×
PVDC ◎ ◎ ◎ × 〇 〇 ◎ ×〇 W 〇 ×
PVC 〇 × 〇 △ 〇 △ ◎ ◎ W 〇 〇
PVA × ◎ ◎ 〇 〇 〇 ◎ 〇 × △ 〇
EVOH × ◎ ◎ 〇 〇 △ ◎ 〇 × △ 〇
OPS △ × ◎ ◎ 〇 〇 ◎ ◎ 〇 〇 ×
PVDC KOP ◎ ◎ ◎ ◎ △ △ ◎ × 〇 ◎ 〇
Coating KPET ◎ ◎ ◎ ◎ ◎ ◎ ◎ × 〇 ◎ ◎

◎：excellent 〇：good△：general×：badUS：Ultrasonic SutureW：High Frequency Sealing