roofing bolt

corrosion-resistance is higher 20-30% than A3 steel and has very long life for using.

Tensile strength Roofing bolt: 12-13 tons.

Pulling  force of the the ring throuth the pipe: 8-10tons

Initial anchor force: 3-7tons.

Main technical performance

We can supply different kinds of slotted roofing bolt, which is specially uesed for supporting area and it can provide very strong supporting force for underground operation.

Such slotted roofing bolt specially used for supporting operation.

  • Model Number:33mm. 39mm. 46mm
  • Brand Name:Jin Ge
  • Place of Origin:Henan China (Mainland)
  • Country:China (Mainland)
  • telephone:0086-371-63638785
Delivery Time: 7days after predownpayment
Package: sea worhy packing.
Supply Ability: 3000 Ton per Month
Minimum Order Quantity: 100 Piece/Pieces
Payment Terms: L/C,T/T
Port: Qingdao
Model Number: 33mm. 39mm. 46mm
Brand Name: Jin Ge
Place of Origin: Henan China (Mainland)
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