Product Name: Top plate and T-Yoke for Speaker
Price: US$
Detail: General Tolerances :
T-Yoke / Pole Piece :
Piece Diameter tolerance : ?1mm or better.
Pole Diameter tolerance : - 0.05mm .
Pole Length tolerance : ?0.2mm .
Piece Thickness tolerance : ?0.2mm .

Washer /Top Plate :
Plate Diameter tolerance : ?1mm or better. Plate Thickness tolerance : ?0.2mm .

U-Yoke / Pot Yoke :
Outside - Diameter tolerance : ?0.1mm or better.
Inside - Diameter tolerance : 0.05mm .
High of tolerance : ?0.2mm .
Depth tolerance : ?0.1mm .

Finished :
- Entire surface shot blasting
- CNC machining

E-Plating
- Barrel Zinc Plating
- Hanging Zinc Plating
- Cationic Electro-Deposition Coating (CED)
- MFZn-I/Cr6+, MFZn-II/Cr6+, Trivalent/Cr3+
Color :Golden/Yellow, Sliver/White, Black (CED)

Environmental Standard:
RoHS
SONY SS-00259 Standard
JVC green procurement standard

Material & Mold :
- Hi-quality Low carbon Steel. ( SWRCH6A form China Steel Corp - Taiwan)
- The mold is done in house to provide the best assurance with customers.