Hunan Renowned Trademark: Tongyi brand
ISO 9001:2008 certificate
fastly delivery
superior quality and reasonable price
Port: any chinese ports
Minimum Order Quantity: 2 Kilogram/Kilograms
Supply Ability: 20 Ton/Tons per Month
Payment Terms: L/C,T/T
Contact Supplier
Packaging Detail: standard exporting packing
Delivery Detail: 10-15days
Our products based on ISO standard with high toughness ,wear resistance and precision. They could mining quarrying coal-cutting, road construction, snow plow etc. Recommended carbide grades are YK 20, YG 8C,YG11C, if you have any inquiry, please feel free to contact me, we will be very glad to be of your service. Samples and quotations will be offered upon receipt of your further requirement.
Grade | Equal to ISO Category Number | Performance | uses | ||
| Density | Bend Strength | Hardness | |||
| G/Cm3 | N/mm2 | HRA | |||
| YK25 | K40 | 14-.3-14.6 | 2100 | ≥86.5 | Qualified for molding the drills for heavy-duty rock drill: detachable bits used for deep hole drilling, rock drill trolley etc. |
| YG11C | K40 | 14.0--14.4 | ≥2060 | ≥86.0 | |
| YG15 | K40 | 13.9-14.1 | ≥2020 | ≥86.5 | Qualified for hard rock drilling, steel bars with high compression ratios, pipe drawing, punching tools, core cabinet of powder metallurgy automatic molders etc. |
| YG16C | 13.7-14.1 | ≥2400 | ≥84.0 | Forging dies with impact resistance, hot dies etc. | |
| YG20 | 13.4-14.8 | ≥2480 | ≥83.5 | Qualified for making dies with low impact such as punching watch parts, battery shells, small screw caps etc. | |
| YG20C | 13.4-14.8 | ≥2480 | ≥82.5 | Qualified for making moulds of cold heading, cold stamping and cold pressing used for manufacturing standard parts, bearings etc. | |
Model No.: DNHF
Features: drill bit
Special multi-cut geometry with ply-cutting and lower friction to reach better performance of endurance and removal
Model No.: DNHL
Features: drill bit
Special multi-cut geometry with ply-cutting and lower friction to reach better performance of endurance and removal
Model No.: PDC drill bit NW series
Features: 1.PDC concave drill bit Manufacturer
2.PDC drill bit drilling tool with top grade PDC cutter,fast drilling efficiency
Model No.: AQ,BQ,NQ,HQ,T Series
Features: 1.Impregnated Diamond core bit
2.AQ,BQ,NQ,HQ,PQ,T2,T6 Impregnated diamond core bit available
3.Core bit for hard rock
Model No.: 0806,0808,1004,1008,1313,1608,161...
Features: PDC blanks widely used for machining non-ferrous metal and non-metallic materials such as alloy,ceramic wood,also drill bit.
Model No.: 0806,0808,1004,1008,1313,1608,161...
Features: PDC cutter for oil/gas drill bit, rock drill and coal mining drill bit, also for diamond tools for cutting,grinding, polishing
Model No.: 5mm-100mm
Features: Diamond Core Drill Bit
1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation4 long life
Model No.: 5mm-100mm
Features: Diamond Core Drill Bit
1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation4 long life
Model No.: 5mm-100mm
Features: Diamond Core Drill Bit
1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation4 long life
Model No.: hx
Features: Diamond Core Drill Bit
1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation4 long life
Model No.: DBTX2
Features: Diamond Core Drill Bit
1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation4 long life
Model No.: IADC code
Features: PDC bit for oil,coal,mining pilling work,water wells,etc.
Certificate by API & ISO
Delivery on time