RTP Company provides complete technical support for our specialty compounds, through experienced staff located at each of our eight worldwide plants. Our technical service personnel can evaluate mold design and setup, optimize processing conditions based on material, assist with handling new materials, and investigate and resolve problems.
- Machine Type
- Machine Size
- Drying
- Barrel Temperature
- Melt Temperature
- Mold Temperature
- Injection Pressure
- Back Pressure
- Injection Speed
- Screw RPM
- Compounds with Fillers
- Compounds with Fibers
Tips to Improve Mechanical Properties
- Tensile Strength
- Tensile Elongation
- Flexural Modulus
- Flexural Strength
- Notched IZOD Impact
- Shrinkage
- Warpage
- Regrind Usage
Tips to Improve Surface Conductivity
- Compounds with Conductive Fillers
- Compounds with Conductive Fibers
Thermoplastic Elastomer Molding Guidelines
Long Fiber Compounds Molding Guidelines
Foaming Agent Molding Guidelines
PLA (Polylactic Acid) Compounds Molding Guidelines
Mold Design
Injection molds must be properly designed to ensure quality plastic components. Mold design impacts productivity and profitability of your molding operation. This section offers guidelines for designing an efficient injection mold.
- Sprue/Cold Material Trap
- Sprue Puller
- Cold Material Trap
- Runner Design
- Main Runner
- Secondary Runner
- Gate Design
- Submarine or Tunnel Gate
- Pinpoint or Restricted Gate
- Fan or Edge Gate
- Tab Gate
- Sprue Gate
- Flash Gate
- External Ring Gate
- Internal Ring Gate
- Thick to Thin Wall Gating
- Adjoining Walls
- Ribs
- Rib Details
- Boss or Rib
- Support Ribs
- Bosses & Gussets
- Free Standing Boss (4 Gusset)
- Free Standing Boss (2 Gusset)
- Two Plate Mold
- Three Plate Mold
- Insulated Runner Mold
- Venting & Cooling Design
- Cooling & Ejector Pins
- Venting
- Living Hinge Design
More Information
For more information, view our Part Design Guidelines for Injection Molded Thermoplastics Brochure…
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