SC-3006 G NATURAL, PART B

SC-2981 G BLACK, PART B

Comprehensive overview of Avient technologies for applications within the B&C industry

Comprehensive overview of Avient technologies for applications within the B&C industry

XRU-2990 X-PVDF COMPOUND B

Comprehensive overview of Avient technologies for applications within the B&C industry

PolyOne is showcasing advanced material and colorant technologies at its CHINAPLAS 2019 CMF Inspiration Wall (across from Hall 10.3 Entrance, Zone B) in Guangzhou, China from May 21-24, 2019.

The boss should extend into the nominal wall of the part, to avoid a thick region and possible sink Figure 4 - Drafting Guidelines for Nominal Wall Thickness Cross section showing draft Figure 5 - Rib design guidelines 1/4˚—–1˚ 2.5W W 3W Min. .01" R Min. or .25W .75W for a low shrink material .50W for a high shrink material Figure 6 - Wall thickness changes due to rib placement 16.00 14.00 12.00 10.00 8.00 6.00 4.00 2.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 Rib-height (mm) M ax D is p la ce m en t M ag n it u d e (m m ) 0 FIGURE 4 - Drafing guidelines for nominal wall thickness FIGURE 5 - Rib design guidelines FIGURE 7 - Wall thickness changes due to rib placement FIGURE 6 - Rib height vs. stiffness 10 Gravi-Tech FIGURE 8 - Side Wall Boss Design Guidelines Sink Not Recommended Preferred Design A = Diameter = A = Primary Wall = A = 2A FIGURE 9 - Guidelines Design Guidelines 4W W 2W .75W For a Low Shrink Material .50W For a High Shrink Material FIGURE 9 - Side wall boss design guidelines FIGURE 10 - Gusset design guidelines FIGURE 11 - Structural hole design guidelines area. This will FIGURE 43 - Non-Newtonian Fluid Flow Low Level of Orientation Frozen Layer Highly Oriented Laminates Gate Pressure Transducer A Pressure Transducer B Hydraulic x 10 Filling Hold Start of mold shrinkage Time Pack P re ss u re A B FIGURE 45 - Non-Newtonian fluid flow Relative Viscosity = Transfer Position * Fill Time Shear Rate = 1 Fill time FIGURE 46 - Pressure vs. Movable Platen This platen supports the “B” half, or the movable half of the mold.

Robert M. M. Powell, Sandra B.

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