Upgrade Expansion Bolt(Swellex Type)-manufacture,factory,supplier from China

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

Ordinary Expansion Bolt Swellex Type 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 o

Swellex MN12 Key FeaturesInstallation is effortless, requiring no resin or grout.Stable despite vibrations and varying rock strengths.Extensive expansion range ensures even load distribution.Immediate structural support upon installation.                               Two designs of Swellex MN12> Swellex MN12> New improved Bolt with non-return valve which limits "spring-back" giving increased pull-out resistance and keeps high str

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

Swellex Hydraulic 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 Swellex Hydraulic Bolt> Swellex Hydraulic Bolt>

Swellex Bolt Key FeaturesInstallation is quick and seamless.There's no need for resin or grout.Maintains stability amid blasting vibrations and fluctuating rock strengths.Features a wide expansion range for uniform load distribution throughout the hole.Provides instant structural reinforcement.                                              Two designs of Swellex Bolt>

SpecificationThe expansion shell cable bolt is a spring loaded shell that can be automatically set on installation.

Key Features:1. Manufactured from high strength full threadbar with a hot forged integral head on one end and the other end has expansion shell.2. Available in left hand or right hand thread.3. Provide the same tensile strength on the entire length.4. Expansion shell bolt with integral head, they are suitable for use in areas where roof is low or when long bolts tails are undesirable.5. Nominal diameter 16mm/18mm/20mm can be supplied.6.

Hydrabolts 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 Hydrabolts> Hydrabolts> New improved Bolt with non-return valve which li

Omega Bolt Ground Control 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 Omega Bolt Ground Control> Swellex Bolt> New improved Bolt with non-r

X Pandabolt 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 X Pandabolt> X Pandabolt> New improved Bolt wit

Accessories List:Pull Collars Hanger Nut Pin Nut  Damping Nut  Domed Ball Washer Barrel&Wedge  Driver Expansion Shell Yield Tube

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

EX 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 EX Bolt> EX Bolt> New improved Bolt with non-return valve

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

Posi bolt Functions:Posi bolt used with a face plate, domed ball,anti-friction washer, and nut.Posi bolt can be an effective rock reinforcement system for ground support.Posi bolt Features&Advantages:Available in left-hand or right-hand thread.Higher thread ribs compared to other bars,mix resin better and improve anchorage.Suitable for use with either resin cartridges or cement grout.It has equal strength on the entire length.Due to continuous thread on the entire length, the nut can be fastened upward at any place.

Resin Bolt Functions:Being used with a face plate, domed ball, and nut.Resin Bolt can be an effective rock reinforcement system for ground support.                                        Resin Bolt Features&Advantages:Available in left hand or right hand tread.Higher thread ribs mix resin better and improve anchorage.Suitable for using with either resin cartridges or cement grout.It has equal strength on the entire length.Due to continuous th

Grooved Bolt Functions:Being used with plate, domed bolt,anti-friction washer and nut, Grooved Bolt can be an effective rock reinforcement system for underground rock support.Grooved Bolt Features&Advantages:1. Available in various of bar configuration.2. The grooved configuration at the end of the bolt ensures that the bolt is located in the middle of the bore hole.3. The grooved configuration will improve resin mixing and consequently provide high bond strength.4. Using a pin nut device, nut could help drive the bolt to mix the resin.5. Used for permanent ground support.6.

                 

Spring bolt Functions:Spring bolt used with a face plate, domed ball,anti-friction washer, and nut.A full-thread bar bolt can be an effective rock reinforcement system for ground support.Spring bolt Features&Advantages:Available in left-hand or right-hand thread.Compared with other bars,thread ribs are higher,resin mixing is better,and anchoring effect is better. Suitable for using with either resin cartridges or cement grout.Provide the same tensile strength on the entire length.Due to continuous thread on the entire length,the nut can be tightened upward at any place.

Plain Cable Bolt FunctionsCable bolt could provide higher tensile strength,anti-shearing capacity and incomparable bending capacity, and could prevent the lateral movement of strata.Plain Cable Bolt Features&AdvantagesPlain cable bolt Available in single strand or twin strandFish hooks fitted to top of cables for retention prior to groutingResin could be applied for immediate point anchorage and grout for permanent support                 Plain Cable Bolt Mechanical PropertiesItem No.TRCB152TRCB178TRCB189TRCB216TRCB218Diameter(mm)15.217.818.921.

Functions:Being used with plate, domed ball,anti-friction washer and nut,Sharp end bolt can be an effective rock reinforcement system for unground rock support.                            Features&Advantages:1.Sharp end can break the resin cartridge easily to improve installation efficiency.2.With pin nut device, nut could help&n

Functions:Being used with plate, domed ball,anti-friction washer and nut, Paddle bolt can be an effective rock reinforcement system for underground rock support. Chemical Paddle Bolt Features&Advantages:1.Available in various of bar configuration.2.The paddle configuration in the end of the boltcan ensure the bolt will be in the middle of the bore hole.

FunctionsFriction Bolt -42-1800mm is a frictional ground support system.