Products

Hot punching grade with excellent electrical properties and low moisture absorption. Major application is for punched parts for switches and other insulation applications requiring high electrical strength in applications where either moisture is present or in areas of high humidity.

NP630 is a fine machining grade with excellent electrical properties and moisture resistance. It has low cold flow with good dimensional stability.

Phenolic paper based grade for mechanical applications. Good tensile, compressive and flexural strength. Primarily a machining material, but may be hot punched up to .093" thick. NP610 meets MIL-I24768/12 Type PBM, ASTM D709 Type X and IEC 60893-3-4 PFCP 201.

Room temperature punching and shearing grade up to 0.125″ thick. NP615 is more flexible with lower mechanical properties than NP611. NP615 is produced with high resin content melamine impregnated surfaces to give the resulting laminate better arc resistance. Intended for applications where electrical and moisture requirements are secondary.

Hot punching general-purpose phenolic grade. Mechanical properties approach those of NP610 with improved electrical properties and moisture resistance. Certification to IEC standard is pending.

Woven glass fabric, melamine resin laminate. NP509 is very hard, flame resistant, machining grade with excellent electrical properties in high humidity conditions. NP509 has high physical strength and excellent arc resistance. Meets MIL-I-24768/1 type GME, MIL-I-24768/8 type GMG and IEC 60893-3-3-MF GC 201.

NP643 is constructed from an electrical grade kraft paper and a high temperature specially modified epoxy resin system. It is designed to be used in tap changers, coil support plates and terminal panels for transformers and their accessories.

A paper-base laminate with low phenolic resin content for hard, flat surfaces. This material is most commonly used for drill entry material in the PCB industry.

Grade MC320LE is a fine weave bleached cotton phenolic composite that has excellent machining characteristics and low moisture absorption. Applications include marine applications, terminal boards and parts requiring medium strength and excellent electrical characteristics. MC320LE meets or exceeds the requirements of MIL-I-24768/13 and ASMT F2953-12 Type FB. Certification to IEC standard is pending.

Room temperature punching and shearing paper phenolic grade up to .125" thick. NP612 is more flexible with lower mechanical properties than NP611, and is intended for applications where electrical and moisture requirements are of secondary importance. NP612 meets the requirements of MIL-I-24768/20.

NP130 is a woven glass fabric combined with halogenated epoxy resin system. NP130 is produced to printed circuit board quality standards. It is flame retardant, and meets the requirements of MIL-I-24768/27, Type GEE-F and IEC-60893-3-2 EP GC 202.

A paper-base laminate with low phenolic resin content for hard, flat surfaces. It is typically hot punched for numerous low voltage electrical applications of less than 250 volts where the material is not subjected to high humidity.

NP510A is a woven glass fabric composite combined with epoxy resin system. It is engineered to provide NEMA grade FR-4 properties. This material contains bromine on the epoxy resin backbone. NP510A is certifiable to MIL-I-24768/27, Type GEE-F.

NP130HF is a woven glass fabric composite combined with epoxy resin system, which is engineered to provide better physical properties than standard NEMA FR-4. It is significantly more dimensionally stable than NP130 or NP510A because of its low resin content. The main application for NP130HF is for “bed-of-nails” probe boards used for printed circuit board testing, and other structural applications. Certification to IEC-60893-3-2 EP GC 202

MC511SN, StatNot™, is a static dissipative epoxy, woven glass based material with excellent control of the static dissipative properties. This material is used where static dissipation is required from surfaces to surface of the composite, in the x, y and z directions.

Hot punching general-purpose phenolic grade. Mechanical properties approach those of NP610 with improved electrical properties and moisture resistance. NP611 meets the requirements of IEC60893-3-4-PF CP 201.

NP613 is constructed from electrical grade of kraft paper and a specially modified epoxy resin system. It is designed to be used in tap changers, coil support plates and terminal panels for transformers and their accessories.

Paper phenolic grade with better electrical properties than NP612. NP625 requires slightly more heat to shear and punch than NP612. Certification to IEC standard is pending.

Low cost room temperature punching grade with mechanical and electrical properties similar to NP612. This version is made with pigment cover plies on the surface.

Lower cost paper phenolic NEMA Grade XP. NP660 uses natural kraft paper without pigmented cover sheet. It is a warm to hot punching material. It is available in natural and black only, without a pigmented cover, only. Certification to IEC standard is pending.

Manufactured with a cotton fabric and phenolic resin, NP310E is easy to machine and possesses lower moisture absorption and enhanced electrical properties. NP310E meets or exceeds the requirements of MIL-I-24768/14.

NP629 is a paper-phenolic high-pressure laminate and intended primarily for mechanical applications, but is suitable for electrical applications as well. The electrical properties are not quite as good as those of NP630. Certification to IEC standard is pending.

A paper-base laminate with low phenolic resin content for hard, flat surfaces. This material is normally used in the printed circuit board industry as a backup for the drilling operation. However, it is also used in other industries for tooling stock because of its ease of machining and good dimensional stability.

Grade RT509 has good electrical properties under humid conditions and excellent arc resistance. Typical applications include fuse tubes and switchboard insulation. RT509 also complies with MIL-I-24768/1, Type GME and ASTM D709 Type IV Grade G-9 and IEC 61212-3-1-MFGC 21.

RT509F has good electrical properties under humid conditions and excellent arc resistance. The “F” version is made from a fine weave fabric. Typical applications include fuse tubes and switchboard insulation. RT509F also complies with MIL-I-24768/1, Type GME and ASTM D709 Type IV Grade G-9 and IEC 61212-3-1-MFGC 21.

RT505 has good electrical properties under humid conditions and has excellent arc resistance. Typical applications include fuse tubes and naval switchboard insulation. RT505 also complies with MIL-I-24768/8, Type GMG and ASTM D709 Type IV Grade G-5.

Grade RT130X meets all of the property requirements of NEMA FR-4, with the added feature of being flame resistant, UL94 V-0. Typical applications include bushings, spacers and other structural parts. RT130X is manufactured with an extra fine glass fabric and has excellent machining characteristics. RT130X also complies with IEC 61212-3-1 EP GC 23.

The RT500F has good electrical properties under humid conditions, excellent heat resistance and mechanical properties. RT500F is made with a fine weave woven glass fabric, for better machining and a smoother surface finish. It also complies with MIL-I-24768/2, Type GEE and ASTM D709 Type IV Grade G-10. Certification to IEC standard is pending.

The RT500X has excellent electrical properties under humid conditions and very good heat resistance and mechanical properties. RT500X is used when NEMA recognition is needed and fine machining is required. This version is made with an extra-fine weave fabric. RT500X also complies with MIL-I-24768/2, Type GEE and ASTM D709 Type IV Grade G-10. Certification to IEC standard is pending.

Warm punching, composite grade with woven glass covers for improved flexural, tensile and impact strength. It has better electrical properties and higher mechanical strength than NP611.

RT505F has good electrical properties under humid conditions and has excellent arc resistance. The “F” version is made from a fine weave fabric. Typical applications include fuse tubes and naval switchboard insulation. RT505F also complies with MIL-I-24768/8, Type GMG and ASTM D709 Type IV Grade G-5.

RT500M is composed of a medium weight glass fabric combined with an epoxy resin system. RT500M combines excellent electrical characteristics with very good physical properties. Electrical properties maintained in high humidity conditions. It also complies with MIL-I-24768/2, Type GEE and ASTM D709 Type IV Grade G-10. RT500M is not flame resistant. Certification to IEC standard is pending.

RT610 is a paper phenolic tube with fair electrical properties in dry conditions. It has good impact, tensile and compressive strength. Typical Applications are in switchboards, relays and other parts that require good machining characteristics. RT610 also complies with MIL-I-24768/12, Type PBM, ASTM D709 Type I Grade X and IEC-61212-3-1 PF CP 21.

Grade RT130M meets all of the property requirements of NEMA FR-4, with the added feature being flame resistant, UL94 V-0. Typical applications include bushings, spacers and other structural parts. RT130M has excellent machining characteristics. Certification to IEC standard is pending.

Grade RT130 meets all of the property requirements of NEMA FR-4, with the added feature being flame resistant, UL94 V-0. Typical applications include bushings, spacers and other structural parts. RT130 has excellent machining characteristics. RT130 complies with IEC 61212-3-1 EP GC 23.

The RT500 series has good electrical properties under humid conditions, excellent heat resistance and mechanical properties. RT500 grades are available in medium or fine weave fabrics. It also complies with MIL-I-24768/2, Type GEE and ASTM D709 Type IV Grade G-10. Certification to IEC standard is pending.