• 2026-09-04

NO. NAME Description Feature Picture 1 PP WOVEN BAG TO BAG PRINTING MACHINE 1. Print on finished sewn sacks directly, no preprinting on roll fabric Printing and bagmaking processes are separated. Ideal for stock sack reprinting and lastminute logo addition. 2. Flexible job change & easy size...

• 2026-08-27

Common problems and troubleshooting methods for PP flat yarn drawing machines 一、挤出系统故障 Extrusion System Faults 故障现象 Fault Phenomenon 原因 Causes 排除方法 Solutions 不出料、出料量不足 No material output / Insufficient output 料斗堵塞、进料段温度过高、滤网堵塞、螺杆卡异物、原料受潮结块 Hopper blockage, over-high feeding temperature, screen clogg...

• 2026-08-27

How to Improve Printing Results on Roll-to-Roll PP Woven Bag Printing Machines Without Changing the Printing Plate Roller When operating a roll-to-roll PP woven bag printing machine, printing quality can sometimes be improved without replacing the printing plate roller. Two key factors deserve speci...

• 2026-08-10

PP flat yarn extrusion lines are widely used to produce polypropylene (PP) yarn for woven bags, such as cement valve bags, flour bags, rice bags, fertilizer bags, and shopping bags. Many customers believe that the production output of a high-speed PP tape extrusion line should be the same regardless...

• 2026-08-05

How Long Does It Take to Change Bag Sizes and Spouts on a Spout Pouch Making Machine? For manufacturers producing stand-up pouches and spout pouches, one of the most frequently asked questions is: "How long does it take to switch to a different bag size or spout specification?" The answer depends on...

• 2026-07-15

Minimum and Maximum Requirements for Circular Loom Fabric Weight (GSM) 1. Minimum GSM Using 100% virgin PP material, we have successfully produced fabrics with a GSM as low as 35 g/m². Using recycled PP material, we have successfully produced fabrics with a GSM as low as 32 g/m². However, the qualit...