What is the hardness range of the cutting knives?

The hardness of our blades typically ranges from 40 to 64 HRC, depending on the material and application requirements.

How quickly do you respond to inquiries?

We guarantee that all inquiries and emails will be replied to within 24 hours to ensure prompt quotation and service.

What are the main applications for these round saw knives?

These knives are universally applicable for cutting rubber, tires, film, paper, food, and many other materials in both manually operated tools and machines.

Round Saw Cutting Knife for Paper Perforate

Name: Round Saw Cutting Knife for Paper Perforate
Brand: Xiamen Renda Industry and Trade Co., Ltd.
SKU: 798846092

Fujian, ChinaXiamen Renda Industry and Trade Co., Ltd.

US$2.00-108.00

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Application

PAC

Condition

New

Model NO.

RD-S3 (14)

OEM

Available

Material

304 440c 440 420j2 HSS etc.

Parallelism

0.002mm

Incision

Smooth Without Burr

Delivery

Punctually

Coating

Special Coating Application

Sharpness

18n-30n

Hardness

40-64HRC

Transport Package

Plywood Case

Specification

300-1785

Trademark

Origin

Xiamen

HS Code

8208900000

Production Capacity

800000PCS/Year

Key features

Customizable Material Options: Wide range of materials available including 304, 440c, 420j2, HSS, and various steel grades.

High Precision Machining: Parallelism within 0.002mm with smooth incision without burrs for optimal cutting performance.

Versatile Application: Suitable for cutting rubber, tire, film, paper, food, and other materials in manual or machine tools.

Extended Service Life: Optimized sharpness and hardness (40-64HRC) allow longer cutting time and less frequent changes.

35 Years Expertise: Over 35 years of experience providing professional advice on material and hardness selection.

Secure Packaging: Multi-layer protection including PE film, bubble wrap, and wooden crates to prevent rust and damage.

Fast Response Time: All inquiries and emails are replied to within 24 hours for prompt quotation and support.

Global Shipping Terms: Flexible Incoterms including FOB, CFR, CIF, DDP, DAP, and EXW for international convenience.

Company profile

Xiamen Renda Industry and Trade Co., Ltd.

Fujian, China

Business Type: Manufacturer/FactoryExport Year: 2014-11-06Nearest Port: XiamenAverage Response Time: ≤0.48hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, DAP, EXW

AI-Powered supplier vetting

SummaryThe supplier demonstrates OEM and ODM service capability, customization from samples and designs, recent product development, and a substantial R&D team. It reports ISO 9000, ISO 9001, and ISO 20000 certifications, multiple product output figures, and a professional internal team covering service, engineering, production, quality control, and logistics. However, several operational controls are undocumented or unknown: raw-material traceability, quality assurance, complaint handling, corrective actions, supplier approval, outsourcing procedures, and manufacturing contracts. The supplier has no stated inventory, overseas warehouse, overseas branch or agent, overseas showroom, or offline trade-show participation. Financial information is limited to year labels without performance figures, so financial credibility cannot be determined. Customer cases are not explicitly provided, although OEM service for recognized brands is stated.

Supplier typeThe supplier provides OEM services for recognized brands and ODM services, and supports customization from samples and designs. These statements identify it as an OEM/ODM manufacturer with design and customization functions.

CertificationsThe supplier reports holding ISO 9000, ISO 9001, and ISO 20000 certifications. The slices explicitly document multiple management-system certifications, although no certificate validity or scope is provided.

R&D capabilityThe supplier reports new products within the past year, ODM capability, customization from samples and designs, and 50 years of total R&D engineer experience. It also reports no available SDK, but SDK availability is not necessary to establish general manufacturing innovation capability.

Production capacityThe supplier reports output for shredder blades, saw blades, press bending tools, doctor blades, and special-shaped blades, including stated quantities for several categories, and lead times of within 15 workdays or one month in both peak and off-season. However, it reports no in-stock capacity and has no written supplier-capability assessment procedure or approved supplier list.

Customization capabilityBoth slices explicitly state customization from samples and customization from designs, while the R&D information also confirms ODM service. This directly supports the supplier’s ability to provide customized products and original design manufacturing.

Product Q&A

Q:What materials are available for the Round Saw Cutting Knife?

We offer a wide variety of materials including 304, 440c, 440, 420j2, HSS, and specific steel grades like 9CrSi, Cr12MoV, D2, H13, M2, and 42CrMo to suit different applications.

Q:What is the precision and sharpness of the blades?

The blades feature high precision machining with parallelism within 0.002mm. The incision is smooth without burrs, and sharpness ranges from 18n to 30n.

Q:Can I customize the packaging for these knives?

Yes, we accept customized packaging. Options include PE film or Kraft paper with anti-rust oil, bubble wrap, rubber slip, corrugated angles, and wooden screw crates for superior protection.

Q:What are the payment terms and methods?

We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram as terms of payment.

Q:What is the lead time for production?

The lead time varies by season: during peak season, it takes about one month; during the off-season, it is within 15 workdays.