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Industrial Tungsten Steel Box Grooving Blade | Cardboard V-Slot Cutting Knife for Packaging Machines

Our custom tungsten carbide V grooving blades are purpose-built for cardboard grooving machines, rigid box makers and gift box packaging equipment, delivering consistent, crack-free and smooth grooves on grey board, hard cardboard and thick paper boards. Made from premium tungsten steel, SKD11 and alloy steel with vacuum heat treatment, they keep stable hardness and excellent wear resistance during long-time continuous operation. Adopting precision CNC machining and strict quality inspection, these blades fit most mainstream grooving equipment seamlessly, lower production cost and boost finished product qualification rate. We support complete OEM & ODM customization to meet your unique machine sizes and practical processing demands.

Tungsten Carbide V-Slotting Blade for Gift Box & Packaging Grooving Machine

Our high-precision V-slotting blade is specially designed for box making machines, gift box production lines and cardboard grooving equipment. Made of premium tungsten steel and alloy tool steel, it delivers stable grooving, no burrs and long service life under high-speed industrial production.
We support full customization of blade angle, length, thickness, hole position and V-groove shape based on your drawings, samples or machine models. Perfect for hard cardboard, gray board, corrugated paper, gift box packaging and various rigid box processing.

Key Advantages

High Hardness Tungsten Steel

Adopted ultra-hard tungsten carbide material with vacuum heat treatment, reaching HRC 60-65 for excellent wear resistance.

High Precision Grooving

CNC precision grinding ensures accurate V-shape, smooth groove surface and no cracking on cardboard surface.

Long Service Life

High-density material structure greatly extends using time, reduces blade replacement frequency and improves production efficiency.

Fully Customizable

Customizable angle, length, width, hole distance and installation size to fit all types of box grooving machines.

Stable & Durable

High rigidity, not easy to break or deform, suitable for long-term continuous industrial production.

OEM & ODM Supported

Customize according to customer drawings, samples and technical requirements, providing one-stop blade solutions.

Product Parameters

Brand NameDekeer
Product NameTungsten Carbide V-Slotting Blade / Box Grooving Knife
ApplicationGift Box Machine, Cardboard Grooving Machine, Box Making Equipment
MaterialTungsten Steel
HardnessHRA90–92
FeatureHigh Precision, Long Life, No Burrs, Custom Size
ServiceStandard & Custom Size, OEM & ODM Customization

Standard & Custom Dimensions

Blade LengthBlade WidthBlade Thickness
40 mm12 mm2.0 mm
45 mm12 mm2.0 mm
45 mm14 mm2.0 mm
45 mm15 mm2.0 mm
50 mm12 mm2.0 mm
50 mm15 mm2.0 mm
60 mm12 mm2.0 mm
60 mm15 mm2.0 mm
CustomCustomCustom

Application Scope

Luxury Gift Box Making

Perfect for high-grade gift boxes, jewelry boxes, shoe boxes and mobile phone boxes, ensuring precise V-grooving and clean folding without cracking.

Hard Cardboard Grooving

Suitable for gray board, rigid paper, corrugated cardboard and packaging boards, providing smooth grooving and high-precision cutting effects.

Box Making Machines

Widely applied to automatic box making machines, grooving machines and packaging production lines, with stable performance and long service life.

FAQ

Can you customize the V-angle and size for my grooving machine?
Yes, we fully customize V-slot angle, length, thickness, hole position and installation size based on your machine model, drawings or samples.
What material is best for box grooving blades?
Tungsten carbide is the most recommended, featuring ultra-high hardness, excellent wear resistance and longest service life for box making lines.
Can you provide samples for testing?
Yes, we provide standard and custom sample blades for you to test grooving performance before bulk orders.
What’s your production and delivery time?
Standard blades: 3-7 days. Customized blades: 7-15 days based on drawing complexity and order quantity.