Products

MC511FR is a high strength, medium weave glass epoxy laminate that retains a minimum of 50 percent of its room temperature flexural strength when tested at 150ºC. Typical applications include structural applications when used in elevated temperatures. MC511FR also complies with MIL-I-24768/28, Type GEB-F. Certification to IEC standard is pending.

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.

Similar to NP320 with improved moisture resistance. It is suitable for electrical applications in moderate humidity conditions. NP320E meets or exceeds the requirements of MIL-I-24768/13 and ASTM F2953-12 Type FB. Certification to IEC standard is pending.

NP572 is a high strength, medium weave glass epoxy laminate that retains a minimum of 50 percent of its room temperature flexural strength when tested at 150ºC and its Tg is guaranteed to be 180°C or greater. Typical applications include electrical equipment subjected to elevated temperatures. NP572 is certifiable to IEC 60216-3, IEEE STD 98-2002 and ASTM D2304 for Class H insulation in electrical devices. NP572 is also certifiable to MIL-I-24768/3, Type GEB.

MC511A is a high strength, glass epoxy laminate that is specially formulated to meet power generation producer’s exacting standards where higher strength at elevated temperatures are required. MC511A is certifiable to MIL-I-24768/3, Type GEB, IEC-60893-3-2 EP GC 203 and is halogen free to meet the European restrictions.

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.

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.

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.

MC511AF is a high strength, medium weave glass epoxy laminate that retains a minimum of 50 percent of its room temperature flexural strength when tested at 150ºC. Typical applications include insulation in power generation equipment and other structural applications when used in elevated temperatures. MC511AF is certifiable to MIL-I-24768/3, Type GEB.

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.

NP511 consists of a woven glass fabric combined with high temperature epoxy resin system. NP511 has excellent mechanical strength and electrical properties from cryogenic to elevated temperatures. Continuous operating temperature is 175°C. This material meets NEMA G-11, MIL-I-24768/3, Type GEB and IEC-60893-3-2 EP GC 203.

Phenolic resin combined with spun nylon fabric. Good impact strength and excellent electrical properties under high humidity conditions.

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.

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.

NP500A is constructed of a woven glass fabric combined with easy-machining, non-brominated epoxy resin. It is engineered to provide NEMA grade G-10 properties, but is easier to machine and more cost effective in many applications. Applications for NP500A include; low temperature thermal insulation, structural applications and various other mechanical, and electrical applications at low to moderately high temperatures. NP500A meets or exceeds the requirements of MIL-I-24768/2.

NP500CR (commonly referred to as G10 CR) consists of a glass fabric with an epoxy resin system resulting in excellent electrical characteristics and superior physical properties at cryogenic temperatures (-270 °C to 135 °C operating temperature range). Previously designated as Westinghouse/International Paper Micarta Cryogenic Grade 56 G12, it has low thermal conductivity and utilizes chemistry specifically designed for cryogenic applications.

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.

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.

NP511EM is constructed of a woven glass fabric combined with a high temperature, easy machining epoxy resin. It has excellent mechanical strength and electrical properties at elevated temperatures. The continuous operating temperature is 190°C, in mechanical applications. This material meets NEMA G-11 and MIL-I-24768/3, Type GEB.

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.

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.

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.

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

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.

MC507U is a utility grade, glass fabric combined with a silicone resin system. It can be substituted for NEMA G-7, in most heating, appliance insulation and some bearing applications. MC507U has excellent strength and electrical properties. MC507U complies with MIL-I-24768/17 – GSG, with the exception of some specific electrical properties. 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.

Grade RT507 has good electrical properties under humid conditions, superior heat resistance, and superior arc resistance. Typical applications include heating appliance insulation, welding equipment nozzle insulation, heat barriers and specialty bearing applications. RT507 also complies with MIL-I-24768/17, Type GSG and ASTM D709 Type IV Grade G-7.

RTB320X is composed of an extra-fine weave woven cotton fabric combined with a phenolic resin system to produce a tube product that has superior machining capability with smooth, fiber free surfaces. Typical uses include retainers for ball-bearings and applications that require fine machining characteristics. RTB320X also complies with MIL-I-24768/13, Type FBE, ASTM D709 Type II Grade LE and Federal Specification WW-L-2887 and IEC 61212-3-1 PF CC 21.

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.

Being a hot oil treated version of RT630, RT630S is a fine machining grade with excellent electrical properties and moisture resistance. It has good dimensional stability and resists splitting. Typical applications include fuse tubes, coil forms and supports. Certification to IEC standard is pending.

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.

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 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.

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.

Being a heat treated version of RT630, RT630H is a fine machining grade with excellent electrical properties and moisture resistance. It has good dimensional stability and resists splitting. Typical applications include fuse tubes, coil forms and supports. 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.