Plasticating Extruder Gear reducer -Feed hopper Heater bands Feed throat

Introduction Color Perception Color Terminology Viewing Color

Introduction The objective of package printing and decorating is to create a visibly identifiable image, consistently, for a large number of impressions. these have been divided into two groups: .\Printing\ in the context of this discussion refers to flexography, lithography and gravure--the methods that

Defined as an impact, characterized by sudden and substantial change in velocity. Shocks in the distribution environment: Accidental and deliberate drops during manual handling Drops from chutes, conveyors, and other machinery Falls from pallet loads Sudden arrests on conveyors Impacts occurring when vehicles hit potholes, curbs, or railroad tracks

Introduction Packaging can be unnecessarily expensive in a couple of ways: 1. Inadequate design results in shipment damage 2. Over-design or poor design (more protection than is required or materials being incorrectlyused) results in excessive material cost. The procedure can be broken down into seven basic steps

Short History of Distribution Packaging in the USA Distribution packaging emerged in the 1800s as the industrial revolution blossomed and manufacturers began shipping their goods nationwide via railroad. Paper did not enter the distribution arena as protective packaging until the early 1900s, when corrugated boxes first appeared as shipping containers

TOPS: Total Optimization Packaging Software. TOPS Pro: allows the packaging professional to size and shape package designs from concept to carton, to intermediate pack, to pallet stacking, to box strength analysis and to truck loading (Figure 17.1)

content Introduction The Packaging Line Line Organization Packaging Materials Machine Capabilities Line Balancing Material and Container Characteristics Personnel

content Introduction Liquid Filling Liquid Volumetric Filling Liquid Constant Level Filling Dry Product Filling Dry Volumetric Filling Dry Filling By Weight Filling By Count

改变阀口通流面积的大小或通流通 道的长短来改变液阻,从而控制通过阀 的流量,达到调节执行元件运动速度的 目的