Product Details
33mm Welded Split Sets Tunnel Support
33mm Welded Split Sets Tunnel Support Product Description
Friction bolt is a ground support tool used in mining, tunneling
and civil engineering. It mainly provides anchoring force through
friction with the inner wall of the drill hole to prevent rock
falls and rock collapse.
33mm Welded Split Sets Tunnel Support Specification
Item no | Dimeter | Steel | Min Yield | Plate size |
MF33 | 33mm | 2.5mm | 78KN | 150*150*4.0 |
MF39 | 39mm | 2.5mm | 88KN | 150*150*4.0 |
MF42 | 42mm | 2.5mm | 95KN | 150*150*4.5 |
MF47 | 47mm | 3.0mm | 125KN | 150*150*5.0 |
33mm Welded Split Sets Tunnel Support Instructions
1. Determine the anchor hole location according to the design
requirements and drill the hole using a drill.
2. Use compressed air to blow away any rock dust in the hole.
3. Install the anchor plate onto the anchor and use a hammer drill
to drive the anchor into the hole.
33mm Welded Split Sets Tunnel Support Company Profile
Hebei Minetech Machinery Technology Co, Ltd. is located in Hebei
province of China. Our company is a professional production and
export tapered and thread rod, chisel and button bit and other
mining drilling tools enterprises. With our rich experience for
over a decade and with professional engineers and sales team, we
focus on providing complete solutions for mining machinery.
33mm Welded Split Sets Tunnel Support Order Information
- Methods of Payment: T/T (Telegraphic Transfer) or Western Union or
L/C at sight
- Handling time for an order: Within 10 days supplied from stock
- Shipping way:
- Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or
by air
- Bulk order: we suggest by air or by sea.
- Quality Control: We have our own experienced QC. There will be
strict inspection and testing for every order before shipping out.
- After Services:
- a. Our sales team will response for your question within 24 hours
(Holidays Excluded)
- b. Technical Support will be available in any time
- c. Free replacement will provide once the failure confirmed caused
by our product quality
Company Profile
Hebei Minetech Machinery Technology Co., Ltd is located in Shijiazhuang city, Hebei province. Minetech is
specialized in producing and exporting rock drilling tools. We
manufacture rock drilling tools, including drilling machine, button
bits and drilling rods.
Minetech treasure each opportunity in cooperating with our customers.
Minetech's sales team will allways stick to our original beliefs to
offer all customers the best service and have been accomplishing
total customer satisfaction by competitive prices, superior
production control, strict quality assurance and punctural
delivery.
With our rich experience for years and professional engineers,
Minetech focus on providing complete solutions for your rock
drilling tools.





