visit our location:
Plot 22 Nyankrom, Shama Takoradi.
Opening Hours:
Mon-Fri 8am-5pm
Send us mail
sales@spernicagh.com
Phone Number
031-229-2471
Get A Quote

EX-BOLT

Description

  • Specification

Key Features

Quick and easy to install

No resin or grout required

Not affected by blasting vibrations and rock strength

Wide expansion range and load distributed evenly over entire length of hole

Provides immediate support

Two designs of EX-Bolt

> Ordinary Bolt

> New improved Bolt with non-return valve which limits “spring-back” giving increased pull-out resistance and keeps high strength expansion.

Item Description Tube Thickness(mm) Inflated Bolt Dia (mm) Drill Hole Dia (mm) Minimum UTS

(kN)

Elongation % Mass/Meter
27mm 2 41 35-38 120 10 2 kg/m
37mm 2 54 45-51 160 10 2.8 kg/m
37mm 3 54 45-51 240 10 3.75 kg/m

> Accessories

Domed plate or Star plate.

> Length

Length: 0.9m to 3.0m or as requested.

> Surface: Black / Plastic coated / Thermal Diffsued or as requested.