Buttons (Critical Points):

Part #	Component	Material Used	Mfg. Process	Qty.	Production Rate	Manufacturing Cost $ / Piece
2	Buttons	ABS White Plastic	Injection Molding	1	8 at a time	$ 0.200

Buttons: This part is made from WHITE ABS plastic by an injection molding process. The plastic injection machine used can make 8 parts at a time. Half of this part fits inside the Cover; the other half serves as the two buttons used on the mouse.

Critical Assembly Points:

 2 Holes for Screw Mounts on COVER to pass through: The Screw mounts on the COVER fit inside the 2 holes on this piece (Even a slight amount of variation will keep the pieces from fitting together properly).

Hole Diameter Specifications:

Upper Specification Limit (USL): 0.279"

Lower Specification Limit (LSL): 0.201"

Additional Quality Issues

The following production issues are associated with non-conforming covers:

• Short shot,
• Poor weld line,
• Sink spots,
• Mold flashing,
• Warpage.

The following production issues are non-conformities on the cover:

• Bubbles,
• Burn spot,
• Surface imperfections,
• Black streaking,
• Part sticking in the mold.

 

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