Film Blowing Machine
The Development of Chinese Paper Bag Machine has Attracted Global AttentionThe Chinese paper bag machine industry has experienced significant growth in recent years....
Zipper Bag Making Line
plastic bag machine|bag making machine|cutting machine|zipper bag machine|t shirt bag machine Categories:
Bag Making Machine
Brand:
Zhuxin Model:
SJ-Z FOB port:
ningbo sea port
Terms of Payment:
L/C,Western Union,T/T
Comments:
It's used for making zipper bag Zipper Bag Mak...
Zhejiang Zhuxin Machinery Co.,ltd is willing to cooperate with customers in North Korea to open up the market. We provide high quality zipper bag machine products, preferential factory prices, and professional after-sales services to provide impetus for the rapid development of your company! BUR (blow up ratio): 2 – 4.5. • DDR (draw down ratio) = gap width/thickness x BuR. • MD (machine direction). • TD (transverse direction). • L/D ratio of screw: 24Jul14, 2016 Page 6 Bubble stability in blown film Integrity of the solid film Film characteristics: ? film thickness ? materials used (stiffness, crystallization rate, Mw or MFI) Machine characteristics: ? output ? die gap ? cooling efficiency ? bubble