Nanjing Hengye Machinery Manufacturing Co., Ltd.
                                                                                                           
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100–500 mm Serrated Carton Sealing Blade for Packaging Tape Cutting

Price Negotiable
Price: Negotiable based on quantity
MOQ: 5 pieces
Delivery Time: 15-20days
Brand: Hengye Blades
Product Description

Serrated Carton Sealing Blade for Packaging Tape Cutting

Hengye supplies drawing-based serrated blades for carton sealing and automatic packaging equipment. Custom lengths span 100–500 mm, with tooth pitches of 2–8 mm. Specify the blade thickness, mounting pattern and tooth profile to match the cutting head rather than selecting by overall length alone.

Resolve Incomplete Tape Separation

Worn teeth, adhesive buildup or an unsuitable cutting position can leave tape partly attached or produce uneven separation. Serrated tips concentrate contact at multiple points to initiate the cut. Tooth spacing, edge geometry and blade alignment must work with the tape backing and machine motion. Check the holder and cleaning routine when assessing a replacement blade.

Technical Parameters

Parameter Available specification
Blade type Serrated carton sealing and packaging blade
Custom length 100–500 mm
Tooth pitch 2–8 mm; profile specified by drawing
Thickness Specified by approved drawing; confirm required thickness before quotation
Material options High carbon steel, HSS, tool steel, alloy steel or stainless steel
Example grades 65Mn, 9CrSi, Cr12MoV, SKD11, SKH51, 3Cr13, 9Cr18, SUS440C, 420J2 and W6Mo5Cr4V2
Surface finish Polished or ground, as specified
Heat treatment Hardened and tempered to suit selected grade
Mounting Hole pattern and holder fit per approved drawing
Minimum order 5 pieces
Listed delivery 15–20 days; confirm for final specification and quantity

Select for Your Packaging Line

Use this blade range for carton sealing tape cutting and related packaging operations where the equipment requires a serrated edge. Cardboard and plastic film applications require separate review of the material thickness, cutting force and tooth design. The listed steel grades are alternatives, not interchangeable specifications.

Replacement and Custom Order Checklist

  • Provide a drawing with overall dimensions, tooth pitch and bevel direction.
  • Mark hole sizes, centers, slots and mounting reference surfaces.
  • Identify tape or packaging material, machine model and cutting motion.
  • State the existing blade grade, cleaning conditions and order quantity.

Frequently Asked Questions

Will a blade of the same length fit my sealer?

Length alone does not establish compatibility. Thickness, mounting holes, tooth projection and holder clearance must also match.

Which steel should I choose?

Choose with reference to wear, corrosion exposure and the existing blade specification. Send the application details for material review; no single grade suits every packaging line.

Can you reproduce my existing blade?

Custom manufacture to technical drawings and specified materials is available. Include the tooth profile and mounting details so the quotation covers the correct replacement.

Serrated packaging blade product reference Carton sealing blade product reference Packaging knife product reference

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Nanjing Hengye Machinery Manufacturing Co., Ltd.
Location Mingjue Industrial Park, Lishui District, Nanjing
Contact Person Yuan

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