Self-drilling anchor bolt R51 for tunnelling/civil construction

Model:	R51
Brand:	TOPMETAL
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Other Metallic
Label:	anchor , Hollow Bar , drilling
Price:	US $10 / M
Min. Order:	2000 M

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Product Description

Hollow head mounted on the bolt body carbide drill bits, drill pipe to bolt body instead of drilling, drill the end of the connecting rod bolt body and the rock drilling machine connected with the rock drill perforated the design of a bolt depth, the installation only pulp plugs, pad plate, nut was conducted after the grouting. When the slope support or hydropower station construction, can also be used to replace large-diameter bolt hole drill pipe, carrying out drilling grouting and more powerful, than the anchor role in a stronger, more efficient and convenient, lower construction costs.

Price Terms:	FOB XINGANG
Payment Terms:	T/T,/ L/C
Packing:	Bundle
Lead Time:	30days
specifications:	Type Outer Dia. (mm) Inner Dia. (mm) Ultimate Load (KN) Yield Load (KN) Weight (Kg/m) R25N 25 14 200 150 2.3 R32L 32 22 260 200 2.8 R32N 32 21 280 230 2.9 R32/18.5 32 18.5 280 230 3.4 R32S 32 17 360 280 3.5 R38N 38 21 500 400 4.8 R38/19 38 19 500 400 5.5 R51L 51 38 550 450 6.0 R51N 51 33 800 630 7.6 T76N 76 49 1600 1200 16.5 T76S 76 45 1900 1500 19.0
Advantages:	1. Hollow design, implementation of the grouting tube function, avoid the traditional grouting tube pulled out of the mortar caused by the loss. 2. Grouting full, and can achieve the pressure grouting to improve project quality. 3. Center is good, mortar bolt body length can be wrapped, to avoid corrosion, to supporting the long-term purposes. 4. Easy installation, without on-site processing of threads, it can be easily installed an plate, nuts.
Export Markets:	Europe, Oceania, South America, Middle East, Southeast and East Asia, etc.
Pricing:	negotiable
Payment Details:	negotiable
Min Order:	2000M