Nanjing Quality provides a wide range of circular slitter knives for a variety of industries, including the paper, plastics, and non-woven industries. All of our knives are manufactured in an ISO 9002 certified factory. Sizes range from 10 mm OD to 1500 mm OD.

  We supply these knives with a wide range of material selection, ranging from 52100 tool steel, to stainless steel, to ultra high speed steel, among others. We have many of these items in stock and can customized make these according to your sample and drawing.
  Circular knife blade/Round Slitter Blade for Paper Roll/Circular Knives/Flat round blade slitting knife Food rubber cutting round blade Leather tape paper tube slitting machine blades/Carbide Slitter Knife


1.Outer diameter:between 28-610mm (can be customized according to customer requirements)

2.Thickness:0.3-80mm (can be customized according to customer requirements)

3.Material:high carbon steel,high speed steel,tool steel,alloy steel,stainless steel,65MN,9CRSI,CR12MOV,SKD-11,SKH-51,3CR13,9CR18,SUS440C,420J2,W6MO5CR4V2  and many more materials.

4.Cutting edge:
(1)small cutting edge single layer :This is more commonly used at present.It is mainly used for cutting relatively hard or relatively thick materials.Such as:self-adhesive,paper,leather,plasitc,etc.
(2)large cutting edge double layer:This because the knife edge bevel is relatively large,so the cutting resistance is smaller ,the incision is more flat ,no burrs.Mainly used for cutting relatively high requirements,relatively thin materials,such as:film,thin plasitc,and so on.

5.Feature:sharp,durable,high hardness,good toughness.
 
6.Cutting object:
(1)film class:soft PVC,hard PVC,PP,PE,PS,PET,BOPP,adhesive tape
(2)paper class:kraft papaer,release paper,wallpaper,beauty paper,viscose paper,cardboard and so on.
(3)cloth:non-woven fabric,synthetic fabric,natural cotton cloth,medicated tape,trademark cloth ,etc
 

Sepecification(cm)	outer diameter(cm)	inside diameter(cm)	thickness(cm)
200*25.4*2.5	200	25.4	2.5
200*55*2	200	55	2
200*25.4*3	200	25.4	3
250*25*1.8	250	25	1.8
250*25.4*3	250	25.4	2.5
250*25.4*3	250	25.4	3
280*25*1.8	280	25	1.8
300*25.4*2.5	300	25.4	2.5
300*25.4*3	300	25.4	3
300*32*3	300	32	3
300*30.1*3	300	30.1	3
350*25*2.5	350	25	2.5

 

      Nanjing Kualite Machinery Technology Machine Tool Co., Ltd.  produces CNC shearing machine,bending machine ,plastic crusher ,vibrating sieve powder machine,a variety of mechanical tools,cutting up and down round knife,gold cutting tool,cutting machine blade,bending machine mold ,plastic crushing blade ,carton blade,cross cutting knife,rubber knife,cutting  knife ,metal cutting knife,paper cutting tool,cemented carbide blade ,tungsten steel longitudinal cutting round knife,alloy shaped blade,hob food machinery blade,corrugated board cutting knife ,engineering machinery acceessories ,mud mixer accessories ,and other product specialist production and processing company ,has a complete and scientific quality manegement system.Nanjing Kualite Machinery Technology Machine Tool Co., Ltd. Integrity,strength and pruduct quality to obtain the industry's recognition .The company uses the modern enterprise managemnet mode,based on the development of new products and quality management,the production of a wide variety of products ,diverse specifications.Products related to machinery,mold and cutting tools,steel industry and other types of pruducts.To provide customers with reasonable price,perfect after-sales service excellent procucts,has won the trust and praise of our customers.Welcome friends from all walks of life to visit,guidance and business management.

Q1: Are you trading company or manufacturer ?
A1: Our factory is a professional manufacturer of machinery blades.Our blades are mainly used in: packaging, paper, rubber, optoelectronics, electronics, light industry, printing, metallurgy, and other machines.
Q2: what is your blade hardness?
A2: Different material has different hardness, from 48HRC to 68HRC, we both have. You can advice the function of your blade, we can provide suitbale suggestion for you.
Q3: What is your advantage if I choose you?
A3: 1. End manufacturer with competitive factory price.
Q4: How long is your delivery time?
A4: Generally it is 3 days if the goods are in stock. or it is 15-45 days if the goods are not in stock, it is according to quantity.
Q5: Do you provide samples? Is it free or extra?
A5: Yes, we can provide samples for free, but the shipping cost is on your own.
Q6: What is your payment terms?
A6: 100% or 50% T/T in advance, balance before shipment. Also can pay by credit card, Paypal, etc.