Zhejiang Zhongcun Precision Cutter Machinery Co., Ltd. is one of the most reliable manufacturers and suppliers of multi material cutting saw blade in China, featured by quality products and good service. Welcome to wholesale CE approved multi material cutting saw blade from our factory. Contact us for customized service and OEM service.
Product Description & Core Advantages
Engineered for general contractors, demolition crews, and volume tool importers, the Nakamura PG-5 184×20×52T delivers an all-in-one cutting solution across mixed construction substrates without frequent blade changes. By re-engineering the tooth volume to an optimized 3.0 × 1.3 mm sub-micron carbide profile (replacing bulky 5.3 × 1.7 mm tips), this blade eliminates excess raw material cost at the manufacturing level while maintaining structural impact toughness against hardened framing nails, thin steel studs, and composite decking. Zhejiang Zhongcun Precision Cutter Machinery Co., Ltd. manufactures professional-grade TCT circular saw blades engineered under ISO 9001 and EN 847-1 safety standards. We supply global tool brands, hardware distributors, and construction suppliers with factory-direct OEM/ODM capabilities, custom arbor configurations, and verified wholesale margins.
High-Density PG-5 Micro-Grain Alloy: Sub-micron tungsten carbide particles sintered under high pressure eliminate internal microporosity, resisting tooth chip-out and tip detachment upon high-speed nail impacts.
Compact 3.0 × 1.3 mm Tip Economy: Strips away non-functional carbide bulk without compromising brazing shear strength, reducing factory production costs and unlocking competitive pricing for distributors.
Tri-Metal Silver-Copper-Silver Brazing: Automated high-frequency brazing cushions torsional shock loads when striking structural steel screws or hard knots.
52T BC (Bevel & Chisel) Geometry Combines alternating top bevel shearing action with flat chisel chip evacuation, ensuring clean cutting entry across timber, PVC, and thin sheet metal.
Laser-Cut 65Mn Spring Steel Core: Hardened to HRC 42–44 and tension-rolled to maintain strict dynamic balance, preventing blade wobble, heat dishing, and lateral chatter during deep ripping.
Technical Specifications
| Parameter | Specification |
| Product Model | Nakamura PG-5 Multi-Cutter (184×20×52T) |
| Blade Diameter | 184 mm (7-1/4") |
| Bore / Arbor Diameter | 20 mm (16 mm & 5/8" / 15.88 mm adapter bushes available) |
| Number of Teeth | 52 Teeth |
| Tooth Geometry & Hook | BC Tooth, 10° Positive Hook |
| Carbide Formulation | PG-5 Sub-Micron Hi-Density Tungsten Carbide |
| Tip Dimensions | 3.0 mm × 1.3 mm |
| Kerf Width / Plate Thickness | 1.6 mm (.063") Kerf / 1.1 mm (.043") Plate |
| Body Metallurgy | Laser-Cut 65Mn Alloy Steel, Hardened to HRC 42–44 |
| Flatness & Runout Tolerance | ≤ 0.08 mm (Multi-roller leveled & tension-ring calibrated) |
| Protective Coating | Heat- & Resin-Resistant PTFE Non-Stick Coating |
| Maximum Operating Speed | 10,000 RPM (Tested to EN 847-1 & CE safety directives) |
PG-5 Micro-Grain Tip Advantage
1. Maximum Edge Toughness Active material shearing takes place strictly along the front 0.5 mm of a tooth. By channeling metallurgical investment into high-purity, sub-micron tungsten-cobalt powder instead of non-cutting rear tip bulk, Zhejiang Zhongcun ensures PG-5 teeth keep a sharp edge through dense knots, abrasive glue lines, and 1.5mm mild steel.
2. Reduced Thermal Stress Oversized teeth create rubbing friction that weakens braze joints and warps saw bodies. The compact 3.0 × 1.3 mm tooth profile evacuates hot metal and wood chips rapidly, keeping both the 65Mn core and cordless saw motor cool.
3. Factory-Direct BOM Optimization Tungsten carbide represents the largest single cost in blade manufacturing. Eliminating non-functional rear carbide volume enables Nakamura to deliver industrial multi-material durability at a 25%–35% lower factory procurement price for B2B importers and OEM brands.
Target Applications & Buyer Solutions
Demolition, Remodeling & Site Framing
Cuts through reclaimed lumber, concrete formwork, and pallet stock containing embedded framing nails without stripping teeth, eliminating constant blade swaps between wood and abrasive cutting discs.
Architectural Millwork & Panel Processing
Easily cuts mild steel track, drywall studs, corrugated roofing iron, and cable tray up to 1.5mm wall thickness without dangerous sparks or burnt workpiece edges.
Wholesale Tool Chains & OEM Brand Owners
Positions perfectly between costly premium multi-material blades and fragile low-end DIY discs, giving wholesale distributors a high-turnover product with solid profit margins.
OEM/ODM Services
Private Label & Custom Branding: Custom laser marking of your brand logo, barcode, safety graphics, and technical specifications (MOQ from 500 pcs/size).
Customized Surface Finishes: Choice of industrial clear lacquer, black PTFE coating, or custom electrophoretic colors.
Frequently Asked Questions (FAQ)
Q: Does the smaller 3.0 × 1.3 mm carbide tip mean the blade wears out quicker than conventional 5.3 mm blades?
A: No. Only the outer cutting edge contacts the workpiece. Conventional large carbide teeth were designed decades ago because coarse-grain carbide required sheer mass to avoid chipping. Our PG-5 sub-micron carbide features a much denser particle matrix, delivering higher micro-hardness and impact toughness with zero internal porosity. In jobsite multi-material cutting, it delivers identical service life to bulky standard tips.
Q: What is the maximum steel thickness this 184mm 52T blade can safely cut?
A: The PG-5 184mm blade is engineered for light-gauge structural steel and sheet metal up to 1.5 mm wall thickness (e.g., steel studs, metal roofing panels, thin iron profiles). For cutting solid thick structural steel beams or solid steel rebar over 3mm, we recommend our specialized industrial cermet cold-cut metal saw blades.
Q: How does the blade hold up when hitting structural framing nails?
A: The tooth seat utilizes a reinforced shock-absorbing step pocket and high-tensile tri-metal silver brazing. Combined with the impact-resistant PG-5 micro-alloy chemistry and BC tooth geometry, the blade chips through embedded steel wire nails and framing fasteners without shattering the carbide tips.
Q: Why is a single-use micro-tip blade often more economical than repeatedly resharpening large-tip blades?
A: In high-cost labor markets (Europe, North America, Australia), professional resharpening services often cost $8 to $15 per blade plus turnaround transit time. By eliminating excess carbide volume at the factory level, the PG-5 series is priced so affordably that contractors achieve a lower total cost-per-cut by running the blade through its full lifespan and replacing it directly.
Q: Will the 1.2 mm plate warp or deflect under high-torque cordless cutting?
A: No. Our 65Mn spring steel plates undergo computer-controlled laser cutting and precision hydraulic roll-tensioning. The built-in expansion slots absorb thermal expansion during continuous ripping, maintaining lateral runout under 0.05 mm and preventing blade binding or kickback.
Ready to Expand Your Product Line with Factory-Direct Margins?
Partner with Zhejiang Zhongcun to upgrade your saw blade catalog with high-turnover multi-material cutting technology.
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