Serrated Tape Knives for Carton Sealing Machines

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Meirente serrated tape knives are designed for carton sealing, packaging tape cutting, and automated case-sealing equipment. The A75 × 30 × 1.5 mm profile…

Meirente serrated tape knives are designed for carton sealing, packaging tape cutting, and automated case-sealing equipment. The A75 × 30 × 1.5 mm profile shown features a precision-ground toothed edge and three open mounting slots for efficient replacement and stable positioning.

ItemSpecification
Product TypeSerrated tape knife / toothed carton-sealing blade
Representative ModelA75 × 30 × 1.5 mm
Edge TypePrecision-ground serrated / toothed edge
Mounting ProfileThree open slots, according to approved drawing
Material OptionsHSS, tool steel, stainless steel, or application-specific grades
HardnessSpecified according to blade material and operating conditions
Surface FinishPrecision-ground; optional surface treatment on request
Optional CoatingsTiN, TiCN, DLC, or other suitable coating after application review
CustomizationLength, width, thickness, tooth pitch, tooth height, slots, holes, bevel, and coating
Machine CompatibilityCarton sealing and packaging machines, confirmed from drawing or sample
OEM / ODMSupported
MOQFlexible; confirmed by model, material, and order quantity

Controlled machining and grinding help maintain tooth consistency, edge sharpness, and mounting accuracy. Material, hardness, tooth pitch, tooth height, bevel direction, and mounting geometry are selected according to the machine and tape being processed.

Standard and drawing-based custom blades are available. To confirm compatibility, provide the existing blade drawing or sample, machine brand and model, tape material, cutting condition, current blade performance, and required quantity.

Technical Specifications

Blade Profiles and Mounting Options

Representative toothed-edge and mounting profiles are shown below. Final dimensions, tooth geometry, slot positions, and bevel direction must be confirmed against the approved drawing.

Product Features

Precision tooth geometry: Consistent tooth pitch and profile support clean tape engagement and repeatable cutting.

Stable mounting: Slot and hole positions are produced to the approved drawing for reliable replacement fit.

Wear-resistant materials: Material and hardness options are selected for tape type, cycle rate, and service-life target.

Application-specific edges: Tooth height, pitch, bevel, and cutting direction can be adjusted to the machine condition.

OEM and ODM manufacturing: Custom size, mounting pattern, coating, marking, and packaging are available.

Typical Applications

Carton sealing machines and automated case sealers

BOPP, OPP, PVC, and PE packaging-tape cutting, subject to tape construction

Packaging lines that require serrated tape separation

Replacement blades for compatible 3M, Dekka, Loveshaw / Little David, OK International, and Durable Packaging machines

Custom packaging equipment requiring a drawing-based toothed blade

Compatibility with any brand or machine model must be confirmed from the original blade drawing, sample, or machine specification before production.

Quality Control

Incoming material grade and batch verification

Length, width, thickness, slot, and hole-position inspection

Tooth pitch, tooth height, profile, and cutting-direction verification

Flatness, edge finish, burr condition, and visible-defect inspection

Heat-treatment and hardness verification for applicable steel grades

Rust prevention, edge protection, labeling, and final packing inspection

Custom Manufacturing Options

RFQ Checklist

Existing blade drawing, sample, or clear dimensioned photos

Machine brand, model, and installation position

Tape material, width, thickness, adhesive type, and cutting speed

Current blade material and the problem to be improved

Required quantity, trial plan, destination country, and target delivery date

Inspection, marking, packing, certificate, or traceability requirements

Frequently Asked Questions

Q1. What materials are available for serrated tape knives?

HSS, tool steel, stainless steel, and application-specific grades are available. The recommended option depends on the tape, cutting cycle, tooth geometry, machine setup, and expected service life.

Q2. Can the A75 × 30 × 1.5 mm blade be customized?

Yes. Length, width, thickness, tooth pitch, tooth height, slot position, bevel, material, hardness, coating, marking, and packing can be produced from an approved drawing or sample.

Q3. Are different tooth profiles available?

Yes. Tooth pitch, height, angle, count, and profile can be adjusted. Final geometry is selected after reviewing the tape construction, cutting direction, machine speed, and required edge quality.

Q4. Which carton sealing machines are supported?

Meirente manufactures toothed replacement blades for many carton sealing and packaging machines, including compatible applications associated with 3M, Dekka, Loveshaw, Little David, OK International, and Durable Packaging. Fit must be confirmed from the blade drawing, sample, or machine model.

Frequently Asked Questions (continued)

Q5. Can you manufacture from an old blade sample?

Yes. A usable sample can be measured and reviewed. Mark the installation face and cutting direction, and provide photos of the blade holder and the current cutting problem whenever possible.

Q6. Are sample orders available?

Sample orders can be arranged for eligible standard or custom models so dimensions, fit, cutting direction, and performance can be checked before a larger production order.

Q7. What is the production lead time?

Lead time is confirmed with the quotation after the drawing, material, tooth geometry, coating, quantity, inspection, and packing requirements have been reviewed.

Article NumberA75 × 30 × 1.5 mm
ModelA75 × 30 × 1.5 mm
MaterialHSS, tool steel, stainless steel, or application-specific grades
ServiceLength, width, thickness, tooth pitch, tooth height, slots, holes, bevel, and coating
A75 x 30 x 1.5 mm serrated tape knife for carton sealing machines
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