Home    |    Sitemap    |    Chinese Edition          »search 

 


back to list

Product Name: Heat Sealing Type Oriented Polyproylene Film 
Trade Mark: Dragon Head Brand 
Alternative Name: BOPP monofilm 
Molecular formula/Structural Formula:
Production Process: The product is manufactured by flat-film step biaxial stretching process. The film produced is of co-extruded film type. 
Properties: High strength, good optical property, low frictional coefficient and fine dimentional stability. 
Grade: Width: 400-2000mm; Thickness: 20-40μm 
National Standard Grade:   
Enterprise Standard Grade:   
Specifications:

Q/TMHZ 3-1998 Heat Sealing Type Biaxial Oriented Polypropylene Film

No.

Item

Index

  Thickness, μm

20

20-24

40

25-40

2

Deviation in thickness %

premium-grade

±4

±3

1st-grade

±5

±4

up-to-grade

±6

±5

3

Average deviation in thickness %

premium-grade

±3

±2.5

1st-grade

±4

±3

up-to-grade

±5

±4

4

Tensile strength MPa

MD

≥130

TD

≥240

5

Ultimate elongation at break %

MD

≤200

TD

≤80

6

Heat shrinkage rate %

MD

≤4.0

TD

≤2.0

7

Friction coefficient

Staticμs

≤0.8

Dynamic μk

≤0.8

8

Fogging degree %  

≤2.0

9

Glossiness %

≥83

10

Heat sealing strength, N/15mm

≥2.5

11

Wetting tension, mN/m

≥38

 
Scope of Application: Food bags and the outer packaging for stationery and audio video articles. 
Major Applications:   
Process Method:   
Packing: The product is in the shape of roll folding. The outer packaging is carton box, plastic film, craft paper or corrugated paper. 
Packing Size:   
Storage: The product should be stored in a clean, dry ventilated warehouse. The product should be stored 2m away from heat sources and should avoid direct sunlight. 
Transportation: Handle with care during transportation. Avoid mechanical shock, sunshine or rain. 
Safety Precautions:   
SPC

© 2018 - SINOPEC SHANGHAI PETROCHEMICAL COMPANY LIMITED - All Rights Reserved    |    Legal Notice