Some soft elastomers will stretch to greater than 1000 percent of their original length before breaking. A soft elastomeric TPE will typically have a much higher value than a hard rigid material. At the other end of the scale, soft gels and soft foam rubbers are measured using the Shore 00 scale.

If you have specific questions on documents you have received from PolyOne, please contact your PolyOne seller or Customer Service Representative, who can put you in touch with one of our Product Stewardship representatives to help explain the change.

For further information regarding food contact approvals, please get in touch with your local sales representative.

For further information regarding food contact approvals, please get in touch with your local sales representative.

The proliferation of apps allows a consumer or brand owner to scan and authenticate a code with the touch of a button.

Products like bottled water, 2-liter soft drinks, salad dressing, mouthwash, liquid hand soap, and window cleaner are often packaged using PET or rPET.

Enhance your product’s appearance and feel with soft-to-the-touch elastomers

Enhance your product’s appearance and feel with soft-to-the-touch elastomers

Unfortunately, this method only has limited durability and has a minimum amount of assembly repeatability .2 FIGURE 19 - Mechanical Fasteners Design Guidlines Potential high stress due to wedging action of screw head Potential high stress due to wedging action of screw head Poor DesignsPoor Designs Preferred DesignsPreferred Designs Planned gap between added bosses prevents excessive bending of hosing as bosses touch and go into compression Planned gap between added bosses prevents excessive bending of hosing as bosses touch and go into compression Alternative recessed head design avoids potentially dangerous wedging action Alternative recessed head design avoids potentially dangerous wedging action Truss or Round Head ScrewTruss or Round Head Screw Potential high bending stress as bolt is tightened Potential high bending stress as bolt is tightened Flat-head Screw Standard Screw Plastic Part Metal Sub-frame Shoulder Screw Plastic Part Metal Casting FIGURE 20 - Mechanical fasteners design guidelines F= π × µ × DShaft 1engage × σH W I = D – 0.373 = 0.0002" σH = 1 × W DShaft W + v E( ) σH = = 200psi 0.002 × 1.998 0.375 1.998 + 0.4 450000( ) W = = 1.998 1 – 0.375 0.650( ) 2 1 + 0.375 0.650( ) 2 W = DShaft ODHub 1 – ( )2 DShaft ODHub ( )21 + FIGURE 16 - Interference fit variable F= π × µ × DShaft 1engage × σH W I = D – 0.373 = 0.0002" σH = 1 × W DShaft W + v E( ) σH = = 200psi 0.002 × 1.998 0.375 1.998 + 0.4 450000( ) W = = 1.998 1 – 0.375 0.650( ) 2 1 + 0.375 0.650( ) 2 W = DShaft ODHub 1 – ( )2 DShaft ODHub ( )21 + FIGURE 17 - Geometry factor variable F= π × µ × DShaft 1engage × σH W I = D – 0.373 = 0.0002" σH = 1 × W DShaft W + v E( ) σH = = 200psi 0.002 × 1.998 0.375 1.998 + 0.4 450000( ) W = = 1.998 1 – 0.375 0.650( ) 2 1 + 0.375 0.650( ) 2 W = DShaft ODHub 1 – ( )2 DShaft ODHub ( )21 + FIGURE 18 - Hoop stress equation F= π × µ × DShaft 1engage × σH W I = D – 0.373 = 0.0002" σH = 1 × W DShaft W + v E( ) σH = = 200psi 0.002 × 1.998 0.375 1.998 + 0.4 450000( ) W = = 1.998 1 – 0.375 0.650( ) 2 1 + 0.375 0.650( ) 2 W = DShaft ODHub 1 – ( )2 DShaft ODHub ( )21 + FIGURE 19 - Press fit pull-out force .400 .500 .375 .373 .650 FIGURE 15 - Press fit example Design Guide 13 ADHESIVE TYPES A chart containing the various specific adhesive types, with advantages and disadvantages of both can be seen in the appendix . FIGURE 32 - Bubbler (left) & Ba�e (Right) FIGURE 34 - Bubbler (left) & Baffle (right) Part FIGURE 35 - Series cooling line layout 25% - 75% Wall Thickness 10˚(soft materials) - 30˚(brittle materials) 110˚(brittle materials)- 140˚(soft materials) FIGURE 33 - Tunnel gate 18 Gravi-Tech Cooling Line Guidelines The rules for cooling line layouts are to keep the depth and pitch ratios constant throughout .

Enhance your product’s appearance and feel with soft-to-the-touch elastomers