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"Simex Technologies Inc. is a world leader in advanced vinyl ester prepregs development. In search for advanced prepreg materials that are easy to process and economically competitive to epoxy prepregs, Simex has invented a novel approach, patent pending, very suitable to produce prepregs from vinyl ester resins.
Thanks to its unique and novel vinyl ester resin systems, Simex produces a wide range of prepregs that combine the excellent thermal and mechanical properties of epoxy prepregs with the ease of processing and the fast curing property of unsaturated polyester Sheet Molding Compounds (SMC), while adding inherent superior chemical resistance. Simex is determined to contribute valuably to the competitiveness of fiber reinforced plastics with regard to traditional materials, through its advanced vinyl ester prepregs SIMPREX®, invented to challenge and replace the high cost epoxy prepregs in many applications."

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SIMPREX® prepregs combine the excellent thermal and mechanical properties of epoxy prepregs with the ease of processing and the fast curing property of unsaturated polyester Sheet Molding Coumpound (SMC), while adding inherent superior chemical resistance and significant cost savings to manufacturers as well as end-users.

SIMPREX

SIMPREX® 1455 are advanced vinyl ester prepreg designed to provide high strength and toughness retention at elevated temperature. SIMPREX® 1455 have a medium tack and are a great choice for many applications in the range of medium to high service temperature.

SIMPREX® 1455

SIMPREX® M745 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M745 has a medium to high tack and provides good adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M745

SIMPREX® H425-200 is an advanced vinyl ester prepreg designed to provide excellent fire retardance properties (V-0 flammability rating). It is ideal for manufacturing sandwich structures, providing good adhesion to core materials such as Nomex® honeycomb, balsa and foams. SIMPREX® H425-200 is a great choice for many applications in the range of low to medium service temperature, where a high degree of fire retardance is required.

SIMPREX® H425-200

SIMPREX® M730-200 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M730-200 has a medium tack. It can be cured at lower temperature (205°F) and provides good adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M730-200

SIMPREX® M730 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M730 has a medium tack and provides good adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M730

SIMPREX® H325 is an advanced vinyl ester prepreg designed to provide good fire retardance properties (V-1 flammability rating). It is ideal for manufacturing sandwich structures, providing good adhesion to core materials such as Nomex® honeycomb, balsa and foams. SIMPREX® H325 is a great choice for many applications in the range of low to medium service temperature, where a high degree of fire retardance is required.

SIMPREX® H325

SIMPREX® 1255 are advanced vinyl ester prepreg designed to provide high strength and toughness retention at elevated temperature. SIMPREX® 1255 have a medium tack and are a great choice for many applications in the range of medium to high service temperature.

SIMPREX® 1255

SIMPREX® M745-200 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M745-200 has a medium tack. It can be cured at lower temperature (205°F) and provides good adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M745-200

SIMPREX® M940 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M940 has a medium tack and provides good adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M940

Simex Technologies

"Simex Technologies Inc. is a world leader in advanced vinyl ester prepregs development. In search for advanced prepreg materials that are easy to process and economically competitive to epoxy prepreg

Simex Technologies - Vinyl ester prepregs - Epoxy prepregs

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SIMPREX® M655 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M655 has a medium to high tack. It provides high adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M655

SIMPREX® M655-200 is an advanced vinyl ester prepreg designed to provide a high performance-to-cost ratio. SIMPREX® M655-200 has a medium to high tack. It can be cured at lower temperature (205-290°F) and provides excellent surface finish. It has high adhesion to core materials such as Nomex® honeycomb, balsa and polyurethane foam. It is a great choice for many applications in the range of low to medium service temperature.

SIMPREX® M655-200

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