Defect Manual of Glass Bottles

Mar 13, 2026

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 Critical defect

Defect Name Inner Bottle Draw (Telephone Wire)
Defect No.: QYW001
Defect Category: Critical defect
Defect Location: Bottle body
Defect Characteristics: There is a glass filament connecting the inner wall of the bottle body, usually symmetrical.
Defect Hazards: Serious personal injury
Judgment Standard: Scrap
Inspection Method: Rotation inspection

 

glass bottle

 

Defect Name Mouth Burr
Defect No.: QYAo02
Defect Category: Critical defect
Defect Location: Bottle Mouth
Defect Characteristics: Glass edges or burrs exceeding 0.1mm above the mouth plane
Defect Hazards: Serious personal injury
Judgment Standard: Scrap
Inspection Method: Rotation inspection

 

glass bottle

Defect Name Inner Bottle Sticking Material
Defect No.: QYWA003
Defect Category: Critical defect
Defect Location: Bottle Mouth
Defect Characteristics: Foreign broken glass pieces embedded in the bottle.
Defect Hazards: Serious personal injury
Judgment Standard: Scrap
Inspection Method: Rotation inspection

 

glass bottle

Defect Name Outer Bottle Sticking Material
Defect No.: QYWA004
Defect Category: Critical defect
Defect Location: Bottle Mouth
Defect Characteristics: Material sticking to the outside of the bottle , and the defect can be at different positions such as the bottle neck, shoulder, body, and bottom.
Defect Hazards: Serious cut injury
Judgment Standard: Scrap
Inspection Method: Rotation inspection

glass bottle

 

Defect Name Punch and Core Sticking Material
Defect No.: QYWA005
Defect Category: Critical defect
Defect Location: Bottle Mouth
Defect Characteristics: Material sticking inside the bottle mouth.
Defect Hazards: Serious personal injury
Judgment Standard: Scrap
Inspection Method: Generally, it appears according to the mold number. During daily inspection, check each mold number every half hour. Once found, trace back and isolate.

glass bottle

 

Defect Name False Bottle Bottom
Defect No.: QYA006
Defect Category: Critical defect
Defect Location: Bottle Bottom
Defect Characteristics: A large piece of glass parallel to the bottle bottom extends from the bottle wall to the center of the bottle near the bottom.
Defect Hazards: Serious personal injury
Judgment Standard: Scrap
Inspection Method: Generally, it appears according to the mold number. During daily inspection, check each mold number every half hour. Once found, trace back and isolate.

QQ1773215693536

 

Defect Name Molding Die Flash (Pinched Material)
Defect No.: QYA007
Defect Category: Critical defect
Defect Location: Bottle Body Seam
Defect Characteristics: Prismatic glass protruding along the bottle seam.
Defect Hazards: Serious personal injury
Judgment Standard: Scrap
Inspection Method:

Rotation inspection

QQ1773215713738

 

Defect Name Broken Bubbles or Large Bubbles
Defect No.: QYWA008
Defect Category: Critical defect
Defect Location: All parts of the bottle
Defect Characteristics: Bubbles attached to the surface of the bottle, with a large diameter or can be crushed by hand pressure.
Defect Hazards: Breakage or personal injury
Judgment Standard: Scrap
Inspection Method: Rotation inspection

QQ1773215731753

 

Defect Name Broken Bubbles at The Bottle Mouth
Defect No.: QYA009
Defect Category: Critical defect
Defect Location: Bottle Mouth
Defect Characteristics: The bubbles are softly attached to the bottle mouth, which can be crushed by hand pressure.
Defect Hazards: Breakage or personal injury
Judgment Standard: Scrap
Inspection Method: Rotation inspection

 

QQ1773218365951

Defect Name Bottle Mouth Angle Protrusion
Defect No.: QYA010
Defect Category: Critical defect
Defect Location: Bottle Mouth
Defect Characteristics: Due to damage to the mouth mold or other reasons, there is a piece or grain of glass protruding on the bottle mouth.
Defect Hazards: Cut consumers, poor capping
Judgment Standard: Scrap
Inspection Method: Rotation inspection

 

QQ1773218383234

 

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