Dia 28mm Water Swelling Friction Bolt-manufacture,factory,supplier from China

Dia 28mm Water Swelling Friction Bolt Key FeaturesInstallation is rapid and effortlessNo resin or grout is necessaryRemains stable despite blasting vibrations and varying rock strengthsBoasts an extensive expansion range, ensuring even load distribution along the holeDelivers immediate structural support                                        Two designs of Dia 28mm Water Swelling Friction Bolt> Dia

Mining Water Swelling Anchor Key FeaturesInstallation is rapid and effortlessRemains stable despite blasting vibrations and varying rock strengthsNo resin or grout is necessaryDelivers immediate structural supportBoasts an extensive expansion range, ensuring even load distribution along the hole                                                   &nb

Swellex PM12 Key FeaturesInstallation is rapid and effortlessNo resin or grout is necessaryRemains stable despite blasting vibrations and varying rock strengthsBoasts an extensive expansion range, ensuring even load distribution along the holeDelivers immediate structural supportTwo designs of Swellex PM12> Swellex PM12> New improved Bolt with non-return valve which limits "spring-back" giving increased pull-out resistance and keeps high strength expansion.Item DescriptionTube Thickness(mm)Inflated Bolt Dia(mm)Drill Hole Dia(mm)Minimum UTS(mm)Elongation%Mass/Meter27mm24135-3812

Key FeaturesQuick and easy to installNo resin or grout requiredNot affected by blasting vibrations and rock strengthWide expansion range and load distributed evenly over entire length of holeProvides immediate support                        Two designs of Upgrade Expansion Bolt Swellex Type> Upgrade Expansion Bolt Swellex Type> New improved Bolt with non-return valve which limits "spring-back" giving increased pull-out resistance and keeps high strength expansion.Item DescriptionTube Thickness(mm)Inflated Bolt Dia

33mm Friction Bolt Functions33mm Friction Bolt  is a frictional ground support system.

Friction Stabilizer BoltFriction Stabilizer Bolt is a frictional ground support system.

Friction Bolt-33-1800mm FunctionsFriction Bolt-33-1800mm is a frictional ground support system.

Friction Bolt-47-900mm FunctionsFriction Bolt-47-900mm is a frictional ground support system.

Friction Bolt -33-600mm FunctionsFriction Bolt -33-600mm is a frictional ground support system.

Friction Bolt-47-2400mm FunctionsFriction Bolt-47-2400mm is a frictional ground support system.

Friction Bolt-47-3000mm FunctionsFriction Bolt-47-3000mm is a frictional ground support system.

Friction Bolt-33-1500mm FunctionsThe Friction Bolt-33-1500mm operates as a ground support system through frictional forces. When the bolt is inserted into a drilled hole with a smaller diameter, the slot compresses, reducing the bolt's diameter.

Friction Bolt-39-2400mm FunctionsFriction Bolt-39-2400mm is a frictional ground support system.

Friction Bolt-39-2000mm FunctionsFriction Bolt-39-2000mm is a frictional ground support system.

Friction Bolt Ground Support FunctionsFriction Bolt Ground Support is a frictional ground support system.

Friction Bolt-33-900mm FunctionsFriction bolt  is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces on rock roof surface along the whole length and firmly holds the rock.                      Friction Bolt-33-900mm Features&AdvantagesMade from high strength steel band  Easy for installationImmediate frictional Support in axial and radialIndependent supporting without plateS

Friction Bolt -42-2100mm FunctionsFriction Bolt -42-2100mm is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock.              Friction Bolt -42-2100mm Features&AdvantagesMade from high strength steel band  Immediate frictional Support in axial and radialIndependent supporting without plateEasy for installationSimple design,cost

Friction Bolt-47-1500mm FunctionsFriction Bolt-47-1500mm is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock.Friction Bolt-47-1500mm Features&AdvantagesMade from high strength steel band  Immediate frictional Support in axial and radialIndependent supporting without plateEasy for installationSimple design,cost savingAvailable in black,cold galvanizing or hot dip galv

Friction Bolt -39-1800mm FunctionsFriction Bolt -39-1800mm is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock.                             Friction Bolt -39-1800mm Features&AdvantagesMade from high strength steel band  Immediate frictional Support in axial and radialIndependent supporting wit

Friction Bolt -39-1200mm FunctionsFriction Bolt -39-1200mm is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock.                                  Friction Bolt -39-1200mm Features&AdvantagesImmediate frictional Support in axial and radialMade from high strength steel band  I

Friction Bolt-39-900mm FunctionsFriction Bolt-39-900mm is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock.                                          Friction Bolt-39-900mm Features&AdvantagesMade from high strength steel band  Immediate frictional Support in

Friction Bolt -42-2400mm FunctionsFriction Bolt -42-2400mm is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock.                                   Friction Bolt -42-2400mm Features&AdvantagesMade from high strength steel band  Immediate frictional Support in axial and radialIndep

Friction Bolt-47-1800mm FunctionsFriction Bolt-47-1800mm Friction bolt is a frictional ground support system.

Friction Rock Bolt FunctionsSplit Set is a frictional ground support system.When friction bolt is inserted into drilling hole with smaller diameter, the slot partially closes and bolt diameter is compressed, which creates radial forces  on rock roof surface along the whole length and firmly holds the rock. Friction Rock Bolt Features&AdvantagesMade from high-strength steel band  Immediate frictional Support in axial and radialIndependent support without plateEasy for installationSimple design, cost-savingAvailable in black, cold galvanizing, or hot dip galvanizedFriction Roc