What Is a Jewelry Slitting Saw?

A Jewelry Slitting Saw is an ultra-thin circular saw blade specifically designed for precision cutting of precious metals, thin-wall components, and miniature parts.

Compared with standard slitting saws, jewelry saw blades feature:

• Ultra-thin blade thickness
• Extremely fine tooth pitch
• Minimal material loss
• Superior cutting accuracy
• Exceptional surface finish

These characteristics make them ideal for high-value materials and precision manufacturing applications.

Key Features

Ultra-Thin Kerf Design

Blade thicknesses as low as 0.15 mm significantly reduce material waste, especially when machining precious metals.

Fine Tooth Geometry

High tooth-count designs ensure smooth cutting performance with minimal vibration and burr formation.

Superior Edge Retention

Manufactured from premium M2 and M35 cobalt HSS for long-lasting sharpness and dimensional stability.

Mirror-Like Surface Finish

Produces clean cut surfaces that often eliminate secondary polishing operations.

Precision Grinding Technology

Advanced grinding processes ensure consistent tooth geometry and accurate blade dimensions.

Material Compatibility

Our jewelry slitting saws are suitable for:

Precious Metals

• Gold
• Silver
• Platinum
• Palladium

Watchmaking Components

• Precision gears
• Watch cases
• Fine mechanical parts

Electronics Industry

• Connector components
• Lead frames
• Thin copper parts
• Precision electrical components

Medical Components

• Surgical instruments
• Precision stainless steel parts

Thin-Wall Tubes and Profiles

Ideal for cutting miniature tubes and delicate profiles with minimal deformation.

Available Materials

M2 High-Speed Steel

Advantages:

• Excellent toughness
• Stable cutting performance
• Cost-effective solution

M35 Cobalt High-Speed Steel

Advantages:

• Higher heat resistance
• Improved wear resistance
• Longer tool life
• Ideal for stainless steel and difficult materials

Solid Carbide (Custom Available)

Available for ultra-high precision and high-volume production applications.

Standard Dimensions

Diameter (mm)	Bore (mm)	Teeth	Thickness (mm)
40	8	140	0.15, 0.20, 0.25, 0.30, 0.35, 0.40, 0.45, 0.50, 0.60, 0.70, 0.80, 0.90, 1.00
50	8	180	0.25, 0.30, 0.35, 0.40, 0.45, 0.50, 0.60, 0.70, 0.80, 0.90, 1.00
63	8	200	0.25, 0.30, 0.35, 0.40, 0.45, 0.50, 0.60, 0.70, 0.80, 0.90, 1.00

Technical Specifications

Feature	Standard	Custom Options
Material	HSS (M2)	HSS-Co (cobalt), Solid Carbide
Tooth Form	A (straight tooth)	AW, or custom geometry
Tooth Pitch	Finer than 1 mm	Adjustable upon request
Grinding Type	Without flange (flat ground)	Hollow ground with flange
Coating	Uncoated	TiN, TiAlN, AlCrN, VAPO, Passivation
Dimensions	As listed above	Any diameter, bore, or thickness
Tolerances	Standard	Precision grinding down to ±0.005 mm

Small and large batches welcome.

Custom Jewelry Slitting Saw Manufacturing

SZJL specializes in manufacturing non-standard ultra-thin slitting saws according to customer drawings and application requirements.

Custom options include:

• Ultra-thin blade thicknesses below 0.15 mm
• Special tooth counts
• Custom tooth profiles
• Special bore diameters
• Hollow ground designs
• OEM branding
• Advanced coatings

Both prototype and volume production are supported.

Applications

Jewelry Manufacturing

Precision cutting of gold, silver, platinum, and precious metal components.

Watchmaking

Micro-slotting and precision cutting of watch parts and gears.

Electronics Industry

Ultra-fine cutting of miniature components and conductive materials.

Medical Industry

Precision machining of surgical and miniature components.

Precision Engineering

Micro-cutting and ultra-fine slotting applications.

Frequently Asked Questions(FAQ)

What is the minimum blade thickness available?

Standard thickness starts from 0.15 mm. Custom thinner blades are available upon request.

Can these saws cut precious metals?

Yes. They are specifically designed for gold, silver, platinum, palladium, and other valuable materials.

What is the difference between M2 and M35?

M35 contains cobalt, offering higher heat resistance and longer tool life.

Do you manufacture custom tooth counts?

Yes. Tooth count, tooth profile, bore size, and thickness can all be customized.

Do you support OEM manufacturing?

Yes. OEM and private-label production services are available.