彩色是目前国际上非常流行的礼品包装材料.其外层为彩色镀铝膜,该膜采用高真空蒸镀技术.具有亮丽的金属光泽,优异的气体和光线阻隔性以及良好的防潮,耐热,耐剌穿性能;对印刷,复合亦具有优良的适应性.内层透明PE膜具有良好的热封性,可确保封边的牢固度.一般情况下,彩色镀铝袋在袋口带有自粘条或易撕条以方便包装.该袋质量上乘,色朦彩鲜艳,广泛应用于各种礼品,工艺品的包装以及其他有环保要求的行业.
技术参数
|
1
|
项目
|
要求
|
结果
|
|
2
|
密度(VMPET)/(CPE)
|
g/cm
|
1.40/0.92
|
|
3
|
拉伸强度纵向VMPET/CPE
|
Mpa
|
200/50
|
|
4
|
拉伸强度横向VMPET/CPE
|
Mpa
|
230/25
|
|
5
|
伸长率纵向VMPET/CPE
|
%
|
100/380
|
|
6
|
伸长率横向VMPET/CPE
|
%
|
95/650
|
|
7
|
撕裂强度VMPET
|
N/25UM
|
140
|
|
8
|
CPE纵向/横向
|
N/25UM
|
1000/90
|
|
9
|
动磨擦系数VMPET/CPE
|
/
|
0.5/0.25
|
|
10
|
透湿度CPET
|
(G/㎡,24H）40°C90%RH)
|
46
|
|
11
|
透湿度CPET
|
(G/㎡,24H）40°C90%RH)
|
10
|
|
12
|
透氧度VMPET
|
N/C㎡ 4/1.0MPG120C90
|
120
|
|
13
|
透氧度CPE
|
N/C㎡ 4/1.0MPG120C90%
|
4000
|
|
14
|
热封温度
|
F
|
250-375
|
|
15
|
热封时间
|
秒
|
0.5-3.5
|
|
16
|
热封压力
|
P.S.I
|
30-70
|
|
17
|
尺寸
|
GB/96-04-10
|
长±2mm;宽±2mm
|
|
18
|
外观
|
GB/96-04-10
|
无脱层，爆边，皱纹，翘曲，破裂，异物附着，封合边以外气泡￠≤3mm
|
Aluminized foil mailer
The colored aluminized foil mailer is a gift packaging material very prevalent in the world now ,Its inner layer is colored aluminized foil and its outer layer is translucent CPE film,The colored aluminized foil adopts high vacuum evaporation and has bright metallic luster excellent gas and light barrier performance,good moisture-barrier,heat-resistant and puncture-resistant performance;it is quite adaptable to printing and lamin ation.The inner CPE layer has good heat seal effect,which ensures the firmness of the sealing of bags.The colored aluminized foil mailer usually has self-adhesive strip and easy open strip to facilitate and simplify packaging process.With stable quality,fresh color,moisture-barrier,puncture-resistance and environmentally-friendly performance,the colored aluminized foil mailer is widely used in the packaging of all kinds of gifts,craftsman products and other industried requiring environmental protection.
Technical parameters
|
1
|
Item
|
Requirement
|
Result
|
|
2
|
Density(VMPET)/(CPE)
|
g/cm
|
1.40/0.92
|
|
3
|
Tensile strength:TD VMPET/CPE
|
Mpa
|
200/50
|
|
4
|
Elongation rate:MD VMPET/CPE
|
Mpa
|
230/25
|
|
5
|
Elongation rate:TD VMPET/CPE
|
%
|
100/380
|
|
6
|
Elongation rate:MD VMPET/CPE
|
%
|
95/650
|
|
7
|
Tear strength VMPET
|
N/25UM
|
140
|
|
8
|
Tear strength CPE TD/MD
|
N/25UM
|
1000/90
|
|
9
|
Kinetic friction coefficient VMPET/CPE
|
/
|
0.5/0.25
|
|
10
|
Moisture transmission rate CPET
|
(G/㎡,24H）40°C90%RH)
|
46
|
|
11
|
Moisture transmission rate CPET
|
(G/㎡,24H）40°C90%RH)
|
10
|
|
12
|
Oxygenation transmission rate VMPET
|
N/C㎡ 4/1.0MPG120C90
|
120
|
|
13
|
Oxygenation transmission rate CPE
|
N/C㎡ 4/1.0MPG120C90%
|
4000
|
|
14
|
Heat seal temperature
|
F
|
250-375
|
|
15
|
Heat seal temperature
|
Sec.
|
0.5-3.5
|
|
16
|
Heat seal pressure
|
P.S.I
|
30-70
|
|
17
|
Size
|
GB/96-04-10
|
Length±2mm;width±2mm
|
|
18
|
Appearance
|
GB/96-04-10
|
No delamination,burst seal,wrinkle,warp,break foreign particle adherence,air bubble beyond sealing￠≤3mm
|
