QL80

Feature

1 The driling speed is stable:the bit is scraped and cut to break the rock.

2 Good Performance: bit has strong wear resistance, good Diameter protection and can make the cutting teeth be used efficiently.

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Product Details

Each bit is made from quality alloy steel, and has been precision machined to produce a perfect body, heat treated to the required hardness, given surface compression for fatigue resistance. These are deigned for specific applications for all rock types,hardness's and condition.

	Parts	Weight /kg		Parts	Weight /kg
1	Top Sub	42 Kg	9	Piston	41 Kg
2	Adjuster Shim	0.2 Kg	10	Piston Case	64 Kg
3	"O"Ring	0.02 Kg	11	Guided Sleeve	2.9 Kg
4	Check Valve	1.3 Kg	12	Retainer Ring	1.2 Kg
5	Spring	0.1 Kg	13	"O"Ring	0.02 Kg
6	Rubber Buffer	0.4 Kg	14	Adjuster Shim	0.2 Kg
7	Valve Seat	12.7 Kg	15	Drive Chuck	12 Kg
8	Inner Cylinder	9.1 Kg	16	Drill Bit

Technical parameters
	Length(Less bit)	Weight	Outer diameter	Connection Thread	Bit Shank	Hole Range
	1471mm	187Kg	180mm	API4 1/2"REG	QL80	195-254 mm
	Working Pressure		Recommended Rotation Speed		Air Consumption
	Working Pressure		Recommended Rotation Speed		1.8 Mpa	2.4 Mpa
	1.5-3.3 Mpa		30-60 r/min		26 m³/min	34 m³/min

Company

Company

Our main business includes water well drilling rigs, down-the-hole drilling rigs, rock drilling rigs, drilling tools and other products, covering underground exploration, construction, mining and other fields.

In terms of the international market, we actively explores overseas markets, and its products are exported to many countries and regions in Asia, Europe, Africa, and the Americas. We have won wide recognition from customers with our high-quality products, excellent services and good reputation.

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