Kelleg International Trade (Shanghai) Co., Ltd.
                                                                                                           
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9 Years
Since 2017
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High Strength Mining Rock Friction Stabilizer Bolt 33-46mm with 100-165kN Tensile Load for Tunnel Support

Price Negotiable
Price: $25.00/pieces 100-499 pieces
MOQ: 100 pieces
Delivery Time: Negotiable
Brand: Kelleg
Product Description
Product Overview

High Strength Mining Rock Friction Stabilizer Bolt is a specialized tunnel support system featuring split set anchor bolt technology. This innovative friction-stabilized anchor provides full-length anchorage and active reinforcement for surrounding rock formations.

High Strength Mining Rock Friction Stabilizer Bolt product image Mining rock friction stabilizer bolt installation diagram Tunnel support split set anchor bolt technical specifications
Technical Specifications
Anchor Rod Specifications
Rod Diameter (mm) Specification Ultimate Tensile Load (kN) Tensile Force of Ring (kN) Cross Section Area (mm²) Material Recommended Drilling Hole Diameter (mm)
33 KFS33×2.5 100-110 75-80 214 Q235/Q355 28-32
33 KFS33×3.0 110-120 80-85 253 Q235/Q355 28-32
39 KFS39×2.5 100-110 80-95 251 Q235/Q355 35-48
39 KFS39×3.0 120-140 95-105 297 Q235/Q355 35-48
43 KFS43×2.5 115-130 90-105 283 Q235/Q355 39-42
43 KFS43×3.0 130-140 105-110 355 Q235/Q355 39-42
46 KFS46×2.5 120-140 100-110 299 Q235/Q355 42-45
46 KFS46×3.0 140-165 110-120 354 Q235/Q355 42-45
Tray Specifications
Rod Diameter (mm) Specification Length (mm) Thickness (mm) Bearing Capacity (kN) Material Weight (kg)
33 KFS33-150×150×4 150 4 70-80 Q235/Q355 0.63
39 KFS39-150×150×4 150 4 70-80 Q235/Q355 0.62
43 KFS43-150×150×6 150 6 80-90 Q235/Q355 0.94
46 KFS46-150×150×6 150 6 80-90 Q235/Q355 0.94
Key Advantages
  • Simple installation process - just bump to finish
  • No anchoring agent required for operation
  • High friction coefficient between anchor and rock surface
  • Exceptional shear and tensile strength performance
  • Equipped with high-strength pallets for uniform force distribution
  • Provides immediate radial and axial support upon installation
Mining rock friction stabilizer bolt installation process Tunnel support system application in mining
About Kelleg

Kelleg is a market-oriented enterprise specializing in geotechnical anchoring solutions, integrating R&D, design, procurement, sales, and customer service. We provide comprehensive system solutions, product supply, and technical support for mining and tunneling applications.

Kelleg geotechnical anchoring solutions and services Professional technical support for mining applications Quality control and inspection procedures Mining rock friction stabilizer bolt manufacturing process Tunnel support system installation demonstration High strength anchor bolt technical specifications Geotechnical anchoring product quality assurance Mining and tunneling support system applications
Frequently Asked Questions
Is there a minimum order quantity?
We generally have no minimum order quantity requirements.
Do you have inspection procedures?
100% strict inspection and testing for every order before packing.
How long is your delivery time?
1-3 days for products in stock; regular order delivery in 2-3 weeks.
After Services:
  • Our sales team responds to questions within 24 hours (holidays excluded)
  • Technical support available at any time
  • Free replacement provided for confirmed product quality failures

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Kelleg International Trade (Shanghai) Co., Ltd.

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