Archive | décembre 2015

17 décembre 2015 ~ 0 Commentaire

Foam extrusion of high density polyethylene/wood‐flour composites using chemical foaming agents

A one-approach analysis of variance and thermal analysis were performed in this review to examine the influences of the contents, types, and types of chemical foaming agents, along with the use of coupling agents, on the density cell and lowering morphology compounding extruder of extrusion-foamed neat high density polyethylene and HDPE/wood-flour composites. The CFA forms […]

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16 décembre 2015 ~ 0 Commentaire

Insulation EPS and XPS

You can find two insulation types that are popular in a number of installations for the entire building envelope: EPS and XPS With today’s design-oriented goals of sustainability and strength efficiency, the proper use of insulation is becoming more important than ever before. There are various ways to insulate a building, and there are dozens […]

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15 décembre 2015 ~ 0 Commentaire

Nucleation of Gas Bubbles in Extrusion Foaming of High-Pressure Polyethylene

The nucleation of gas bubbles in extrusion foaming of high-pressure polyethylene is considered. Experiments present that undissolved gas microbubbles in the answer being foamed might have a significant influence on the plastic sheet extrusion machine number density of pores in the foam. A simple model for estimating the true number density of supercritical nuclei is […]

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14 décembre 2015 ~ 0 Commentaire

Use of Single Screw Extruder for Continuous Silane Cross Linked Polyethylene Recycling Process Using Supercritical Alcohol

The expansion of a continuing process for supercritical fluids is desirable for high-pressure technology. In a past study, it was revealed that a twin-screw extruder was applicable as the reactor and feeder for industrial supercritical fluid processes. The benefits of twin-screw extruders incorporate their conveying capacity and flexibility of style, which make them perfect for […]

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13 décembre 2015 ~ 0 Commentaire

Extrusion Foaming of Nano Clay Filled Wood Fiber Composites for Automotive Applications

This paper presents the foaming behaviors of high-density polyethylene-based and polypropylene-based wood fiber composites with handful of nanosized clay. Melt compounding was employed to prepare numerous kinds of clay-filled, wood dietary fiber composites, exfoliated clay composites and such as for example intercalated. Their morphology was determined by using X-ray diffraction and transmitting electron microscopy. The […]

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12 décembre 2015 ~ 0 Commentaire

Innovative Developments in Single Screw Extrusion

In single-screw extrusion, increasing economic efficiency is a priority for extrusion companies, and it is also one of the key development objectives for machine companies. High economic performance is achieved by low specific expense costs

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11 décembre 2015 ~ 0 Commentaire

Molding of Aluminum Foams by Using Hot Powder Extrusion

So that you can form aluminium foams directly from powder, a combined process of popular powder molding and extrusion is proposed. Aluminum powder mixed with a foaming agent is without question extruded into the mold through the die heated to a heat higher than the melting stage, and the mold can be filled with the […]

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10 décembre 2015 ~ 0 Commentaire

The Flow of a Power Law Fluid in a Melt Fed Single Screw Extruder

A simple numerical technique is proposed for the solution of the two-dimensional power-law move equations for a wide channel with a moving boundary. The results are used to create a complete model of the isothermal operation of a single-screw extruder with regard to the compression ratio, the relative lengths of the compression and the metering […]

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09 décembre 2015 ~ 0 Commentaire


An analysis software program for intermeshing modular corotating twin screw extruders was developed. A global computation model was included in analysis software program. The advancement of the composite model simulation of solids conveying, melting, and melt move in a modular corotating twin screw extruder is definitely described. The applications are discussed by us of simulation […]

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06 décembre 2015 ~ 0 Commentaire

Study of Thermoplastic PLA Foam Extrusion

Many PLA resins have already been tried with chemical substance blowing agent and physical blowing agent on extrusion process to study the expansion dependency of amount of blowing agent and cell density, respectively. It has been discovered that a `dip’ is present in both instances; foam density plastic extruders reduces to a minimum, increases then. […]

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