Sharp End Threadbar Bolt-manufacture,factory,supplier from China

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

SpecificationSandwich system is used for buffering and releasing the pressure of the rocks to protect the bolts from damaging and breaking. It could increase the elongation of the bolts.Especially match with cable bolts to form a high tensile strength,high elongation and high anti-shearing capacity support system.This system is also match with Full threadbar bolt,Grooved bolt,Sharp end bolt,Slot&wedge bolt and so on.Please contact us if more details.

Full Threadbar Bolt Functions:Being used with face plate, domed ball,anti-friction washer and nut. Full treadbar bolt can be an effective rock reinforcement system for ground support.                      Full Threadbar 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 thread on entire length.

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.

Functions:Being used with face plate, domed ball,anti-friction washer and nut, Full threadbar bolt can be an effective rock reinforcement system for underground rock support.

Functions:Being used with face plate, domed ball,anti-friction washer and nut.Full treadbar bolt can be an effective rock reinforcement system for ground support.                     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 thread on entire length. the nut can be fastened upward at any place.

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.

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. Features&Advantages:1.Available in various of bar configuration.2.The paddle configuration in the end of the bolt can ensure the bolt will be in the middle of the bore hole. 3.The paddle configuration will improve resin mixing and consequently provide high bond strength.4. Used for permanent ground support.5.

Friction Bolt For Mine Rodway Support FunctionsFriction Bolt For Mine Rodway Support with only 2 parts, a tube and matching domed bearing plate. The high strength steel tube is slotted along its length. One end is tapered for easy insertion into a drill hole and the other has a welded ring flange to hold the bearing plate. With the bearing plate in place, the tube is driven into a slightly smaller hole, using the same standard percussion drill that made the hole.

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.

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.

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

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

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.

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>

                 

Debonded Spring Bolt Functions:Debonded 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.Debonded Spring Bolt Features&Advantages:Offered with either left-hand or right-hand threading.Enhanced thread ribs ensure better resin mixing and strengthened anchorage.Compatible with both resin cartridges and cement grout.Maintains consistent strength throughout its length.The continuous thread allows for nut fastening at any point along the length, improving material utilization and r

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.

Yielding Cable Bolt FunctionsYielding Cable Bolts could provide higher tensile strength,anti-shearing capacity and incomparable bending capacity,and could prevent the lateral movement of strata.Yielding Cable Bolt AccessoriesFish HooksExpansion shellBarrel&wedgeGrouting tubeBreathing tubeBearing plate                 Yielding Cable Bolt ApplicationMinesTunnelsSlopesPlaces where need ground supportYielding Cable Bolt Length & PackageLength:500mm to 6200mm in pieces or in coilsPackage:20 pcs each bundleAs customer’s require

FunctionsCable bolt could provide higher tensile strength,anti-shearing capacity and incomparable bending capacity, and could prevent the lateral movement of strata.Features&AdvantagesPlain cable bolt and bulb cable boltAt the top of the bulb cable bolt, three bulbs to reinforce resin mixing, achieve point anchorage and pretensionThe bulbs can be modified in frequency and diameter based on customer’s request, the diameter is 21mm~38mmPlain or bulbs options available,bulbs available at either 0.5 m or 1 m spacing Available in single strand or twin strandFish hooks fitted to top of cables fo

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

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

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