Our premium slitting knives and cutting blades are meticulously designed using top-grade wear-resistant materials. Through advanced forging, heat treatment, and precision grinding, these blades offer unmatched accuracy and resilience. They excel in wear, oil, heat, and acid/alkali resistance, ensuring durability and reliability without deformation. Perfect for precise slitting, especially suitable for handling thin or delicate materials with finesse.
Unlock the potential of our OEM and custom services, tailored precisely from your technical drawings or samples.
Processing Accuracy:
- Surface Roughness: Achieving an impeccable finish of ≤ 0.002mm
- Flatness and Parallelism: Ensuring precision with ≤ 0.001mm
- Blades Heat Treatment Hardness: Customized based on blade material and cutting material thickness for optimal performance.
Our sophisticated heat treatment methods include vacuum deoxidation and salt bath furnace treatment. We offer an extensive range of materials for circular cutting blades and slitting knives, including SKH-9, SKD-11, LD, W6Mo5Cr4V2AL, H13K, M42, K30, ASP60 powder alloy steel, among other bespoke materials to cater to your specific needs.
| Item No. |
O.D x I.D x T(mm) |
Item No. |
O.D x I.D x T(mm) |
| 1 |
φ95*φ55*2 |
10 |
φ240*φ120*10 |
| 2 |
φ105*φ32*3 |
11 |
φ260*φ120*10 |
| 3 |
φ105*φ52*5 |
12 |
φ280*φ160*10 |
| 4 |
φ120*φ60*5 |
13 |
φ300*φ180*10 |
| 5 |
φ160*φ80*5 |
14 |
φ320*φ200*10 |
| 6 |
φ200*φ100*5 |
15 |
φ330*φ200*10 |
| 7 |
φ210*φ100*5 |
16 |
φ360*φ220*10 |
| 8 |
φ220*φ100*5 |
17 |
φ380*φ240*10 |
| 9 |
φ220*φ120*5 |
18 |
φ400*φ260*10 |
Zhejiang Qinghao Intelligent Machinery Co., Ltd presents its High Precision Circular Cutting Blades for Lithium Battery applications. Tailor your cutting solutions with our exceptional OEM service. Key attributes: Elegant Wooden Packaging, Fully Customized Specifications, and the distinguished Qinghao Trademark.
Product manufacturing flow
At Zhejiang Qinghao Intelligent Machinery Co., Ltd., we recognize the vital role of material selection and blade hardness in defining blade quality and lifespan. We exercise rigorous selection and quality control processes to assure excellence from inception to delivery.
Material Correspondence Table:
At Zhejiang Qinghao Intelligent Machinery Co., Ltd., we champion quality and safety across all our offerings. Each blade and knife undergoes stringent inspections before packaging, ensuring that they reach you in impeccable condition. Our innovative and secure export packaging guarantees that your products remain intact and undamaged during transit.
Opt for Zhejiang Qinghao Intelligent Machinery Co., Ltd. and experience the pinnacle of quality and safety in every product we deliver.
Why Choose Qinghao Blades and Knives?
- Qinghao cutting blades and slitting knives epitomize dependable quality and consistent performance, underpinned by over 30 years of expertise in diverse fields such as metal, wood, food, paper, packaging, printing, rubber, non-woven, recycling, metallurgical, and more. Leveraging Qinghao blades and knives, you can achieve substantial savings in time and costs.
- With decades of growth, Zhejiang Qinghao Intelligent Machinery Co., Ltd. has cultivated a proficient and seasoned technical team, ready to provide robust technical support and solutions for all your cutting challenges.
- Our specialized heat treatment processing techniques and proprietary technology guarantee superior cutting performance for Qinghao blades and knives.
- Benefit from our OEM/ODM/customized services, tailored specifically to address your unique cutting requirements and preferences.
Are you looking for a reliable blade and knife manufacturer? Look no further! Zhejiang Qinghao Intelligent Machinery Co., Ltd. is an ISO-9000 certified company based in Hangzhou, Zhejiang province, China, with over 30 years of experience in the industry.
1. Are you a manufacturer?
Yes, Qinghao is an ISO-9000 certified blade and knife manufacturer in Hangzhou area of Zhejiang province ,China, with more than 30 years of blade and knife manufacturing history.
2. How long has Qinghao been established?
Qinghao was established in 1990s by Mr Xuefu Rui and after more than 30 years of development,it has grown into a leading manufacturer in blade indutry with product range from single series to mutiple series and with market from home to overseas market;
3. What service does Qinghao provide?
Excep the standard blades and knives ,Qinghao also provided OEM/ODM/customized sevice according to customer's private cutting requirements and needs.
4. How to work with us?
Our team will work closely with you to understand your blade requirements. Once the technical details are confirmed, we will provide you with a quotation. Upon agreement, we will begin production and deliver the goods to you on time. We also offer tracking services to monitor blade usage.
5. How can i made a factory visit?
Our factory is located in Tongxiang city, Zhejiang, China. The nearest airport is Xiaoshan International Airport, approximately 1 hour away by car. We can arrange for pick-up upon your arrival. You are invited to visit our factory for a business trip.
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