California Fine Wire Enamel Insulation Specifications
Type Code Temp NEMA
Polyurethane PU 105 o C MW-2
Polyurethane / Butyral PU BU 105 o C MW-3
Formvar FV 105 o C MW-15
Nylon NY 105 o C MW-6
Formvar / Nylon FV NY 105 o C MW-17
Formvar / Butyral FV BU 105 o C MW-19
Polyurethane / Nylon PN 130 o C MW-28
Polyurethane / Nylon / Butyral PN BU 130 o C MW-29
Solderable Polyester MP 155 o C MW-26

Hi -Temp Polyurethane

TP 155 o C MW-79
Hi - Temp Polyurethane/Nylon TP NY 155 o C MW-80
Solderable Polyester TR 180 o C MW-77
Polyester IS 180 o C MW-5
Polyesterimide IM 180 o C MW-30
Polyester Polyamide - imide overcoat AP 180  o C MW-35
Polyimide ML 240 o C MW-16
Polyimide RK 220 o C MW-161
Polyimide DG2 220 o C MW-16
Polyimide VG Bond Coat ML VG 220 o C No NEMA
Polyimide PY Bond Coat DG PY2 220 o C No NEMA
1 - Tested at 300° C for 1,000 hours
2 - P.D. George Co.