Plastics Engineering Company

About Us

The Plenco Difference - Infinite Chemistry

Plastics Engineering Company is a leading North American manufacturer of phenolic resins and thermoset molding materials, selling products under its trademark Plenco®.

If you have a phenolic resin or thermoset molding material project, chances are, the Plenco team can make it work. We've been doing it for over 80 years.

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Plastics Engineering Company 08235 Polyester BMC banner

Plastics Engineering Company 08235 Polyester BMC

Functions:Molding Compound
Polymer Name:Thermoset Polyester
Reinforcement Material:Glass Fibers
Processing Methods:Compression Molding
End Uses:Brush Holders, HVAC Components, Housings, Recessed Lighting Baffles, Cases, Automotive Valve Covers, Automotive Ignition Parts, Headlight Liners, Circuit Breakers, Marine Applications, Capacitors, Lighting Fixtures, Electric Motor Mounts, Brush Cards

Plenco® 08235 is a 15% glass-filled polyester bulk molding compound characterized as a flame-retardant, medium-strength electrical grade. Customers have found this material useful for a broad range of applications such as capacitor cans, electrical enclosures, etc. It is available in bulk or extruded form, natural and black. Other colors available upon request. It is UL recognized under file E40654.

Plastics Engineering Company 00755 Melamine-Phenolic banner

Plastics Engineering Company 00755 Melamine-Phenolic

Functions:Molding Compound
Processing Methods:Compression Molding, Transfer Molding, Injection Molding
End Uses:Housings, Relay Bases, Cases, Terminal Blocks, Shuffleboard Discs, Automotive Ignition Parts, Toggles, Wire Nuts, Buttons, Switch Gear, Medical Devices, Knobs

Plenco® 00755 is a melamine-phenolic copolymer molding compound offering excellent electrical and flame resistant properties. UL recognized under component file E40654. 00755 is available only in brown. 00755 was qualified under military specification MIL-M-14 (superseded by ASTM D-5948) TYPE CMG and batches can, if requested and paid for, be tested for certification to the standard.

Plastics Engineering Company 02300 Two-Stage Phenolic banner

Plastics Engineering Company 02300 Two-Stage Phenolic

Functions:Molding Compound
Polymer Name:Phenol Formaldehyde (PF)
Processing Methods:Compression Molding, Transfer Molding
End Uses:Housings, Cases, Automotive Interior Trim, Brake Pads

Plenco® 02300 is a general purpose organic filled molding compound formulated to offer excellent processability while maintaining mechanical strength values. UL recognized under component file E40654. 02300 is available in black, brown, red, or green.

Plastics Engineering Company 04599 Two-Stage Phenolic banner

Plastics Engineering Company 04599 Two-Stage Phenolic

Functions:Molding Compound
Polymer Name:Phenol Formaldehyde (PF)
Reinforcement Material:Mineral
Processing Methods:Compression Molding, Injection Molding
End Uses:Housings, Cases, Home Appliances

Plenco® 04599 is a mineral filled, phenolic molding compound offering excellent heat resistance and dimensional stability. Customers have found this material useful for automotive ashtray applications. 04599 is formulated to provide improved cosmetic characteristics and mechanical strength properties. 04599 is available in black.

Plastics Engineering Company 07552 Two-Stage Phenolic banner

Plastics Engineering Company 07552 Two-Stage Phenolic

Functions:Molding Compound
Polymer Name:Phenol Formaldehyde (PF)
Reinforcement Material:Glass Fibers
Processing Methods:Transfer Molding, Injection Molding
End Uses:Housings, Cases, Switch Board, Brake Pads

Plenco® 07552 is a glass fiber reinforced novolac phenolic molding compound, exhibiting superior dimensional stability, good impact strength, and good electrical properties. Type ASTM 5948 MFH. UL recognized under component file E40654. 07552 is available in black.

Plastics Engineering Company 04300 Two-Stage Phenolic banner

Plastics Engineering Company 04300 Two-Stage Phenolic

Functions:Molding Compound
Polymer Name:Phenol Formaldehyde (PF)
Reinforcement Material:Mineral
Processing Methods:Compression Molding, Transfer Molding, Injection Molding
End Uses:Housings, Cases, Home Appliances

Plenco® 04300 is a heat resistant, mineral filled phenolic molding compound offering optimum cure characteristics and excellent dimensional stability. Customers have found this material useful for wiring devices and electrical control applications. UL recognized under component file E40654. 04300 is available in black. 04300 was qualified under military specification MIL-M-14 (superseded by ASTM D-5948) TYPE CFG and batches can, if requested and paid for, be tested for certification to the standard.

Plastics Engineering Company 04349 Two-Stage Phenolic banner

Plastics Engineering Company 04349 Two-Stage Phenolic

Functions:Molding Compound
Polymer Name:Phenol Formaldehyde (PF)
Reinforcement Material:Mineral
Processing Methods:Compression Molding, Transfer Molding, Injection Molding
End Uses:Housings, Cases, Home Appliances

Plenco® 04349 is a heat resistant, mineral filled phenolic molding compound offering optimized cure characteristics, and excellent heat resistant properties. Plenco® 04349 is also formulated to offer exceptional cosmetic characteristics in the molded product. UL recognized under component file E40654. 04349 is available in black.

Plastics Engineering Company 01501 Polyester banner

Plastics Engineering Company 01501 Polyester

Functions:Molding Compound
Polymer Name:Thermoset Polyester
Reinforcement Material:Mineral
Processing Methods:Compression Molding, Transfer Molding
End Uses:Brush Holders, HVAC Components, Housings, Recessed Lighting Baffles, Cases, Automotive Valve Covers, Automotive Ignition Parts, Headlight Liners, Circuit Breakers, Marine Applications, Lighting Fixtures, Electric Motor Mounts, Brush Cards

Plenco® 01501 is a general purpose, mineral filled granular polyester molding compound, offering excellent arc and track resistance properties, low post shrinkage, and improved mechanical strength values. UL recognized under component file E40654. 01501 is available in tan color.

Plastics Engineering Company 07307 Two-Stage Phenolic banner

Plastics Engineering Company 07307 Two-Stage Phenolic

Functions:Molding Compound
Polymer Name:Phenol Formaldehyde (PF)
Reinforcement Material:Glass Fibers
Processing Methods:Transfer Molding
End Uses:Housings, Cases, Switch Board, Brake Pads

Plenco® 07307 is an organic fiber reinforced phenolic molding compound, offering improved mechanical strength properties. UL recognized under component file E40654. 07307 is available in black. 07307 was qualified under military specification MIL-M-14 (superseded by ASTM D-5948) TYPE CFG and batches can, if requested and paid for, be tested for certification to the standard.

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