12° Hexagonal Steel Tapered Drill Rod - Carbon Steel 400mm to 8000mm Length for Blasting Holes
Price:
Negotiation
MOQ:
Negotiation
Delivery Time:
Within 7-12 days
Brand:
ShiTan
Product Description
Product Overview
High-performance tapered drill rods designed for efficient rock drilling and blasting hole operations in quarrying, mining, and construction applications.
Technical Specifications
| Attribute | Specification |
|---|---|
| Product Type | Tapered Drill Rod |
| Material | Carbon Steel (95CrMo / SANDBAR 61 equivalent) |
| Processing Method | Forging |
| Length Range | 400mm to 8000mm |
| Hole Diameter | 19mm to 41mm |
| Taper Angles | 4°, 6°, 7°, 11°, 12° (custom angles available) |
| Shank Sizes | Hex22mm×108mm, Hex22mm×159mm, Hex22mm×80mm, Hex25mm×108mm, Hex25mm×159mm |
| Weight Range | 1.7kg to 24.9kg |
Key Features & Benefits
- Excellent comprehensive mechanical properties for superior durability
- High connection strength and reliable sealability
- Enhanced fatigue strength with extended service life
- Optimized flushing effect ensures high drilling rates
- Superior bending resistance with welded fixed construction
- Maintains straight hole alignment during extended operation
- Interchangeable bit system allows bit changes while using same rod
Product Variants
| Type | Specifications | Length Range | Shank Options | Weight Range |
|---|---|---|---|---|
| Tapered Drill Rods | Taper Angles: 4°, 6°, 7°, 11°, 12° | 400mm to 8000mm | Hex22mm×108mm, Hex25mm×159mm, Hex19mm×108mm | 1.7kg - 24.9kg |
| Integral Drill Steel | Bit Diameter: 26mm to 42mm | 400mm to 4800mm | Standard | 3kg - 15.4kg |
| Plug Hole Rods | Chisel Bit Diameter: 17mm, 20mm, 22mm | 150mm to 710mm | Standard | 0.6kg - 2.9kg |
Applications
Ideal for rock drilling, blasting holes, and various drilling operations in quarries, coal mines, traffic construction projects, and underground mining. Compatible with button bits for granite and marble quarry applications.
Ordering Information
Standard taper angles: 7°, 11°, 12° (custom angles available upon request)
Standard shank sizes: Hex22×108mm, Hex25×159mm (custom shanks available)
Rod length must be specified when ordering
Selection should be based on specific rock conditions and drilling requirements
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Jinzhou City Shitan Machinery Equipment CO. LTD.
Location
Xiaoshang Industrial Zone, Jinzhou City, Hebei Province, China
Contact Person
Anna