Application Field:
Tungsten Carbide Twist Drill Bits with internal cooling hole design can well achieve efficiency machining and long tool lifespan, and is suitable for drilling all kinds of material,such as aluminum,non-ferrous metals,non-metallic,and other harden steel etc.Water or spray through this hole while processing can realize efficiency production , and well protect the drilling tool from avoiding chip sticky and thermal.Besides, with advanced nano coating, this tool achieves high smooth machining surface and wear resistance.
We DROW specialize Twist Drill Bits for tens of years which can well adapt to various hole machining demands. With our strong R&D power and advanced equipment , we can always offer you professional and reasonable solutions to meet your requirement as well as lower your cost.
Recommended Parameters for Tungsten Carbide Drill Cutting
| Blade Diameter D |
Cutting material (Hardness) |
Linear velocity Vc m/min | feed F mm/min |
vSingle edge cutting quantity mm/rpm |
speed S rpm/min |
| D<4.0 | >HRC58° | Vc=20m/min | 40-60 | 0.005-0.010 | S=Vc*1000/D/3.14 |
| ≥HRC50° | Vc=20m/min | 50-70 | 0.008-0.012 | ||
| ≥HRC35 | Vc=30m/min | 100-150 | 0.010-0.015 | ||
| Stainless steel | Vc=30m/min | 100-150 | 0.010-0.015 | ||
| Aluminum alloy | Vc=35-65m/min | 150-300 | 0.025-0.050 | ||
| non-metallic | Vc=40-80m/min | 150-300 | 0.025-0.050 | ||
| D>4.0 | >HRC58° | Vc=30m/min | 60-100 | 0.025-0.040 | |
| >HRC50° | Vc=35m/min | 80-140 | 0.030-0.050 | ||
| >HRC35° | Vc=50m/min | 150-300 | 0.040-0.080 | ||
| Stainless steel | Vc=40m/min | 100-250 | 0.035-0.080 | ||
| Aluminum alloy | Vc=100-150m/min | 400-800 | 0.050-0.100 | ||
| non-metallic | Vc=150-200m/min | 550-800 | 0.125-0.180 |
Product Details--- 5XD Carbide Drill Bits
Summary product information as below:
| Brand Name: | Drow |
| Model Number: | Carbide Drill Bits with Inner Cooling Hole |
| Customized support: | OEM, ODM. |
| Standard: | Non-standard |
| Product type: | Solid Carbide Drill Bits |
| Material: | Tungsten Carbide,100% new Material |
| Coating: | To be defined per your different demands and application |
| Hardness: | HRA 91~93.5 |
| Precision: | ±0.005mm |
| Surface Finish: | High Temp/Hardness AlTiN, Bright(Uncoated) |
| Shank type | Milling shank, Universal Milling Shank |
| Usage: | Deep hole machining |
| Applicable materials(Uncoated tools): | aluminum,non-ferrous metals.non-metallic |
| Applicable materials(Coated tools): | carbon steel,alloy steel,mold steel,other steel,ductile iron |
| Compatiable Machine | CNC lathes, centering machines, cutter arranging machine skateboard lathes, turret lathes and other longitudinal lathes |
| Characteristic | Inner cooling hole |
Product Features:
1.Special groove design:High-speed feed,high precision,suitable for difficult machining conditions such as lathe machining that is easy to block.
2.Hole wall high finish: Grinded with new fine particle tungsten steel bar smooth and sharp,not easy to stick to the knife,with high wear resistance and strength.
3.Chamfering design:The shank chamfering design makes it easier to install the chunk.
4.Unique edge treatment:Using nano technology and advanced grinding technology, the cutting edge of the drills sharper than before,with less cutting force, reducing the probability of breaking the drill and improving the quality of the hole wall.
5.Inner Cooling Hole:Water or spray through this hole while processing can realize efficiency production , and well protect the drilling tool from avoiding chip sticky and thermal.
Product Specification:
Non-standard.Please attach CAD drawings/3D drawings for your inquiry, thank you.
Why choose us:
1.Technical innovation: complex surfaces and functional structures can be quickly formed and kept accurate.
2.Processing speed: short production cycle, fast delivery time, to ensure delivery on time according to the delivery date.
3.Product quality: high quality guaranteed,high precision, up to 0.002-0.001mm.
4.Confidentiality system: triple confidentiality measures to protect, proofing more assured.
5.Fully equipped: excellent processing capacity, multiple production lines, advanced equipment, professional supporting facilities.
6.Cost-effective: reasonable design and material selection lead us to a competitive price, so that could help provide you more favorable price of the same level products .
Quality Inspection:
1.Product testing:Automatic tactile measurement of crankshaft cutter with inner cutting edge. No matter how the alignment is, the measurement system can measure the run out and concentricity and can be implemented automatically
2.Tool analysis system:The software can scan the forming tool and automatically compare the nominal value. Automatically produce test reports and record and prove them as representative documents
FAQ
Q1:Do you produce special cutting tools?
A: Yes,we specialize in customized cutter fabricate and translate the most complex cutting idea into reality, tools manufactured by us are designed and customized for various demanding applications and variety materials!
Q2:Do you accept low volume for sample order? And what’s your MOQ for special tools?
A: Yes, we do. For sample order, MOQ one piece is accepted, and the sample lead time is 2-3 days. It can be negotiated for special requirement.
Q3:If we want to cooperate with you, is it possible to get confidentiality?
A: Sure, all your information including company info, drawings, PO details will be kept confidential, we can signed NDA if you want (non disclosure agreement).
Q4: What is your terms of payment?
A: T/T 30% as deposit, and 70% balance before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q5: what can you buy from us?
A: Carbide insert,carbide end mill,carbide drill,carbide boring,cutting tools&customized carbide precision molds.
