WMC-G261 | White Epoxy Molding Compound for Optocouplers

Harmonization Code : 3907.30.00.85 | Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms : Epoxide resins : Other

WMC-G261 | White Epoxy Molding Compound for Optocouplers

Main features

  • Excellent reflectance
  • Ideal spiral flow
  • Superior moldability and reliability

Product Description

OPTOLINQ WMC-G261 is a specialized coupler epoxy molding compound that provides superior protection and performance for optoelectronic devices. WMC-G261's unique formulation ensures excellent encapsulation, protecting sensitive components from environmental stresses, improving device reliability.

Product Key Features

  • Optimized Spiral Flow — Perfectly suited for typical molding conditions, ensuring complete and uniform encapsulation without voids.
  • High Heat Resistance & Reflectance — Crucial for optoelectronic applications, maximizing light output and efficiency.
  • Superior Moldability & Reliability — Allows for precise and consistent shaping around delicate components, which in turn leads to enhanced long-term reliability of the encapsulated device.

Applications

  • Encapsulation of various optoelectronic devices, including LED lead frames and fiber optic components.
  • Ideal for protecting and coupling passive optical components.
  • Suitable for encapsulating optical sensors and detectors.

OPTOLINQ WMC-G261 is recommended for use in conjuction with CHEMLINQ semiconductor mold maintenance products to ensure proper release from mold dies. 

Product Family

WMC-G261

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Catalog Product

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Product availability
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Packaging
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Technical Specifications

General Properties
Specific Gravity Specific Gravity
1.9-2.1
Thermal Properties
Glass Transition Temperature (Tg) Glass Transition Temperature (Tg)
150 °C
Mechanical Properties
Molded Shrinkage Molded Shrinkage
0.5 %
Physical Properties
Spiral Flow @ 175°C Spiral Flow @ 175°C
70-100 cm

Additional Information

OPTOLINQ WMC-G261 Recommended Mold Parameters

Parameters Value Unit
Molding Temperature 170-180
Transfer Pressure 10-30 MPa
Transfer Time (@175℃) 40-100 s
Cure Time (@175℃) 90-120 s
Post Mold Cure Time (@175℃) 6-8 h

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