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  Home > Plastics > HAPCAST > HAPCAST 3731

HAPCAST  3731 - Hapco Inc. - 

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HAPCAST 3731 by Hapco Inc. is a TP, Unspecified (Thermoplastic, Unspecified) plastic material.
General Information
Product Description

HAPCAST 3731 is a truly unique polymer alloy system, with the following features:
- Can be used with a variety of curing agents to suit virtually every casting need
- Small to large mass
- Low to high temperature applications
- Easily poured system
- Short term exposure to 275°F and continuous service at 250° F
- Easily machined with regular tools
- Drilled, tapped, milled, sanded, ground, polished and turned in a lathe
- Shrinkage as low as .00075 per linear inch can be obtained through proper selection of curing agent for any given mass. (See Hapcast 3731 curing agent chart)
- Molds - both prototype and production molds can be made with quickly and at low cost

Typical uses for HAPCAST 3731 are:
- Molds for open cast plastics and urethanes
- Compression molds
- Prototype injection molds
- Vacuum forming molds
- Metal forming dies
- Duplicate and master models
- Keller models
- Foundry patterns and match plates
- Holding and assembly fixtures
- Lay-up molds for reinforced plastics
- Shoe molds
- Pressure form molds
- RIM molds
- LPIM and LIM molds

Any of our curing agents may be used with HAPCAST 3731. (See Hapcast 3731 curing agent chart)

General  
Material Status
  • Commercial: Active
  • Availability
  • North America
  • Test Standards Available
  • ASTM
  • Features
  • Fast Molding Cycle
  • Low Shrinkage
  •  
  • Low Viscosity
  • Machinable
  • Uses
  • Molds/Dies/Tools
  • Appearance
  • Aluminum
  • Forms
  • Liquid
  • Processing Method
  • Casting
  •  
    Other Information for this Plastic
    How to Access the Full Plastic Material Data Sheet for this Grade 
    The information presented on this page is just a summary for this plastic material. The full plastic data sheet containing additional general information, technical properties, and processing specifications is available from IDES. Click here to register for free access. After registering, you'll have immediate access to more than 82025 full plastic material data sheets from 757 global resin suppliers.
    Features (Alternate Representations) 
    Low Viscosity, Low Shrinkage, Fast Cycle, Rapid Cycle, Productivity, Fast Molding Cycle.
    Uses (Alternate Representations) 
    Molds/Dies/Tools, Molds, Dies, tools.
    Spelling Variations 
    The terms listed below may be used to identify this product. They are provided to assist you in finding pertinent documentation from supplier and non-supplier sources. They are included for informational purposes only, and are typically NOT representations that have been specified by the supplier. Possible spelling variations for terms related to this product are:

    HAPCAST 3731, HAPCAST , HAPCAST3731, 3731, Thermoplastic, Unspecified, Thermoplastic Unspecified, TP, Unspecified, TP Unspecified, Hapco Inc., ThermoplasticUnspecified, TPUnspecified
     
    HAPCAST 3731 - Hapco Inc. - Thermoplastic, Unspecified Plastic

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    The information presented on this plastic material data sheet was acquired by IDES from various sources, including the manufacturer of the resin and recognized testing agencies. In some cases, plastic material updates have been integrated directly into the IDES Plastics Database by the resin manufacturer utilizing the IDES Data Maintenance Tool. IDES makes substantial efforts to assure the accuracy of this plastics data. However, IDES assumes no responsibility for the data values and urges that upon final plastic material selection, data points are validated with the resin manufacturer.


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