rixin brand rock drill mining tool tungsten carbide button bits
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rixin brand rock drill mining tool tungsten carbide button bits
rixin brand rock drill mining tool tungsten carbide button bits
1 continuous production of carbide button bits over 18 years
2 total production quantity of buttons up to 800 tons
3 widely exported to Europe,America,Australia, Brazil, India, Russia etc
| grade | density g/cm3 | hardness HRA | T.R.S MPa | performance&application recommended |
| MK40 | 14.2 | 86.0 | 2900 | suitable for the buttons of tricone bits,and inserts of rotary percussion bits to cut hard and very hard formations |
| MK30 | 14.4 | 87.0 | 2850 | largely used for the inserts and buttons of percussion bits and tricone bits to cut medium-hard , hard and very hard formations |
| MK15 | 14.6 | 88.0 | 2750 | suitable for strips,conical buttons for rotary percussion drill bits,geological prospecting buttons,cut soft and medium hard formations |
| MK50 | 14.0 | 85.0 | 3000 | for oil cone drill bits,for medium soft and medium-hard rocks |
| MK60 | 14.0 | 87.0 | 3000 | good strength and less wear resistance,for bits of rotary hammer rock drills and heavy rock drills,for hard but very hard rocks |
| MK20 | 14.5 | 87.5 | 2800 | primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations |
| other grades and sizes can be offered as per customers'requirements | ||||
carbide button bits is widely used in petroleum drilling, snow plow equipment, cutting tools, mining machinery, road maintenance and coal drilling tools.
carbide button bits is also can used as excavating tools for Tunneling, quarrying, mining and Construction.
In addition, it can be applied as drill accessories for rock drilling machine and deep hole-drilling tools.
1, Soon after the order is confirmed, carbide button bits products will start to prepare the RTP powder as per customer’s requirement with our wet-grinding machine
2, Before mass production, we need to do a trial pressing and sintering using every mould, and we check the appearances and the sizes of carbide button bits samples with micrometer, projectors etc. to ensure that the requirements of the drawings can be met before batch production
3, Bulk production ,press the raw materials to shape blanks,and all carbide button bits blanks must be passed by semi finished inspection,
4, Then sinter blanks to finish (HIP) and finished products inspection, we have 10 sets of vacuum sintering furnace and 2 sets of HIP in the factory ensure the best quality and production capacity.
5, 1). cleaning/tumbling is to make the carbide button bits look more beautiful.
2).The carbide button bits can be ground according to customers’ order to a tolerance of +/-0.05
step 1, wrapped carbide button bits in paper to avoid carbide button bits to broke
step 2, put the carbide button bits in inner small carton box
step 3, put the inner box into outter carton and fill the carton with foamed plastic
step 4, wrap the carton with packaging tape
step 5, you can choose any delivery way such as DHL,TNT,UPS ect.
Zhuzhou MingRi Cemented carbide co.,ltd is located in the tungsten carbide hometown , convenient transportation, from changsha airport just 40 minutes, wuhan just 1.5 hour, from guangzhou just 2 hours. A favorable peripheral environment for cemented carbide manufacturing provides a natural barrier. Convenient traffic for tomorrow's internationalization laid a wide road.
We specialize in various of tungsten carbide products. Our products are sold to the UK, Europe, Japan, Korea, Taiwan area and Southeast Asia.
We strive for long-term business relationships with all customers, and look forward to being your first choice for your source of carbide.
Technical support:
1. Technical support by phone, email or MSN/Skype around the clock
2. Friendly English version manual and operation video CD disk
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