含紧一点h楼梯边做边走视频,久久久老熟女一区二区三区,丫头把腿开大让我添添视频,香港绝版无码老a片

Polyester color masterbatch introduction:

Polyester color masterbatch is well temperature resistance, excellent filtration performance, long spinning period, is widely used in polyester filaments and short-filament coloration. For high performance requirements of automotive interior fabrics, automotive interior cloth masterbatch, excellent performance indicators, widely used in the domestic auto industry.

Polyester long silk masterbatch instructions

In actual spinning applications, the addition ratio of the masterbatch and the spinning process of the spinning process should be adjusted according to different monofilates, filament and slice performance (including light or mesh), and the like. It is recommended to use temperature control at 280 to 295 ° C. Polyester color masterbatch has strong moisture absorption

Polyester color masterbatch packed storage

The products are double-layer packaging, and the inner layer is waterproof and moisture-proof polyethylene film bag, the outer layer is a paper-plastic composite bag. Standard packaging 25 kg / bag. Please be stored in a ventilated, dry place, the lower pad, avoid sun, rain, and massive colors. It is 5 years. The remaining portion should be reopened after the opening of the package, prevent dust pollution and moisture.