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Custom Straight Serrated Industrial Blade | Plastic Bag Cutting Knife for Sealing Machine

Our high-precision serrated cutting blades are purpose-built for continuous use in packaging machinery, sealing machines, and bag-making equipment. Crafted from premium high-hardness alloy steel, they undergo strict heat treatment to ensure excellent wear resistance and long service life, even under high-speed, heavy-load working conditions. With precision-machined serrated teeth and consistent dimensional accuracy, these blades deliver clean, tear-free, and burr-free cuts on plastic films, packaging bags, laminates, and flexible materials. Designed to fit most standard and custom packaging equipment, they support both OEM and ODM customization to match your specific machine requirements.

High Precision Serrated Cutting Blade for Packaging & Industrial Machines

Dekeer custom serrated cutting blades are professional industrial cutting tools designed for packaging machines, sealing machines, film slitters, and bag-making equipment. Manufactured from high-quality tool steel, stainless steel, and D2 steel, our blades offer exceptional hardness, wear resistance, and long service life under high-speed continuous working conditions.

These serrated blades deliver clean, smooth, and burr-free cutting on plastic films, packaging bags, laminates, and flexible materials. With precise tooth profile and strict dimensional control, they ensure stable performance, reduce material waste, and greatly improve production efficiency for modern packaging lines.

Key Advantages

Premium Steel Material

Made of high-speed steel, stainless steel, or D2 steel for excellent hardness and wear resistance.

Precision Serrated Teeth

CNC machined tooth profile ensures consistent, clean, and tear-free cutting every time.

Long Service Life

Heat treated to HRC 56-65, maintaining sharpness and reducing frequent blade changes.

High-Speed Compatible

Stable performance in high-speed packaging machines, flow wrappers, and sealing equipment.

Full Customization

Custom length, width, thickness, tooth shape, and hole positions to fit your machine.

OEM & ODM Supported

Professional customization based on drawings, samples, or machine requirements.

Product Parameters

Brand Name Dekeer
Product Name Serrated Cutting Blade / Toothed Packaging Blade
Application Packaging Machines, Sealing Machines, Bag Making Machines
Material High Speed Steel / Stainless Steel / D2 Steel
Hardness HRC 56-65 (Customizable)
Tooth Type Standard Serrated / Custom Tooth Shape
Service OEM ODM Customization, Drawing Processing

Available Dimensions

Blade Length Blade Width Blade Thickness
165 mm 15 mm 2 mm
175 mm 15 mm 3 mm
185 mm 15 mm 2 mm
185 mm 15 mm 3 mm
205 mm 16 mm 3 mm
195 mm 15 mm 2 mm
195 mm 15 mm 3 mm
180 mm 16 mm 2 mm
180 mm 16 mm 1.5 mm
145 mm 10 mm 2 mm
175 mm 12 mm 2 mm
190 mm 17 mm 3 mm
300 mm 15 mm 3 mm
255 mm 15 mm 2 mm
208 mm 15 mm 3 mm
155 mm 15 mm 2 mm

Applications

Vertical & Horizontal Packaging Machines

Widely used in VFFS and HFFS packaging machines for clean cutting of food bags, daily chemical packaging, and agricultural product bags.

Plastic Film & Bag Making Machines

Perfect for slitting and cutting PE films, PP films, laminates, and various flexible packaging materials with smooth and no burrs.

Sealing Machines & Flow Wrappers

Ideal for heat sealing machines, flow wrap machines, and automatic packaging lines, ensuring stable cutting in long-term production.

FAQ

Can you customize blades for my machine?
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Yes, we provide full customization including size, material, tooth shape, and holes based on your drawings or samples.
What materials are available for the blades?
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We use high-speed steel, stainless steel, D2 steel, and other materials to meet different working requirements.
What is the production lead time?
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Standard models: 7-15 days. Customized blades: 15-25 days depending on customization difficulty.
Do you provide samples for testing?+
Yes, we offer sample blades for you to test performance on your machine before mass orders.