Pull Collars-manufacture,factory,supplier from China

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

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

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

Functions:It  is an effective rock reinforcement system for underground roof support.  If there is rock mass deformation, the paddle part will be worked as  anchor points to bear the load and smooth section will absorb energy to  prevent rock fall.Features&Advantages:1.After fully grouted in the bore hole, the paddle part will work as anchor points.

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

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

Domed plate 150X150X6 SpecificationsPlate TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRDP12012040.45YTRDP12512540.49YTRDP15015040.71YTRDP15015050.88YTRDP15015061.06YTRDP15015081.42YTRDP150150122.12NTRDP20020041.26YTRDP20020051.57YTRDP20020082.51NTRDP200200103.14NTRDP200200123.77NTRDP200200144.40NTRDP200200165.02NDomed plate 150X150X6 Features&Advantages        Custom sizes can be provided to meet specific customer needs.                The dome-shaped desig

Domed plate 200X200X10 SpecificationsPlate TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRDP12012040.45YTRDP12512540.49YTRDP15015040.71YTRDP15015050.88YTRDP15015061.06YTRDP15015081.42YTRDP150150122.12NTRDP20020041.26YTRDP20020051.57YTRDP20020082.51NTRDP200200103.14NTRDP200200123.77NTRDP200200144.40NTRDP200200165.02NDomed plate 200X200X10 Features&Advantages        Custom sizes can be provided to meet specific customer needs                The dome design sign

Domed plate 200X200X4 SpecificationsPlate TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRDP12012040.45YTRDP12512540.49YTRDP15015040.71YTRDP15015050.88YTRDP15015061.06YTRDP15015081.42YTRDP150150122.12NTRDP20020041.26YTRDP20020051.57YTRDP20020082.51NTRDP200200103.14NTRDP200200123.77NTRDP200200144.40NTRDP200200165.02NDomed plate 200X200X4 Features&Advantages        Custom sizes can be provided to meet specific customer needs.                The dome design signi

Flat Plate Black SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NFlat Plate Black Features&Advantages               Custom sizes can be provided according to the specific needs of customers.                Suitable for mines with limited overhead space.        &nb

Combi Plate Black Plate TypeCombi TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRCPTop Plate15015072.17YBottom Plate3002802NTRCPTop Plate15015052.34YBottom Plate3002802NTRCPTop Plate15015062.51YBottom Plate3002802NCombi Plate Black Features&AdvantagesAlternate sizes also available as customer’s requirement.Two separate plates combine together for one time installation.Used with flat plate or domed plate to increase support capacity.Long hole is used for hanging of service lines.Enlarge contact surface area to increase the support effect.Available in black or hot

Flat plate 200x200x8 SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NFlat plate 200x200x8 Features&Advantages    Custom sizes are available to meet specific requirements.        Optimal for mines with low overhead clearance.          The flat plate is suited for relatively flat rock surfaces.        App

Domed Plate Black SpecificationsPlate TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRDP12012040.45YTRDP12512540.49YTRDP15015040.71YTRDP15015050.88YTRDP15015061.06YTRDP15015081.42YTRDP150150122.12NTRDP20020041.26YTRDP20020051.57YTRDP20020082.51NTRDP200200103.14NTRDP200200123.77NTRDP200200144.40NTRDP200200165.02NDomed Plate Black Features&Advantages        Custom sizes can be provided to meet specific customer needs.                The dome-shaped design s

Flat plate 150x150x12 SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NFlat plate 150x150x12 Features&Advantages        Custom sizes are available to meet specific customer preferences.                Suitable for mines with limited overhead space.              &nb

Flat plate SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NFlat plate Features&Advantages               Custom sizes can be provided according to the specific needs of customers.                Suitable for mines with limited overhead space.          &nb

Flat plate 300x300x10 SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NFlat plate 300x300x10 Features&Advantages        Custom sizes can be provided to meet specific customer needs.                Suitable for mines with limited overhead space.               &

Flat Plate Galvanized SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NFlat Plate Galvanized Features&Advantages               Custom sizes can be provided according to the specific needs of customers.                Suitable for mines with limited overhead space.       

Combi platePlate TypeCombi TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRCPTop Plate15015072.17YBottom Plate3002802NTRCPTop Plate15015052.34YBottom Plate3002802NTRCPTop Plate15015062.51YBottom Plate3002802NFeatures&AdvantagesAlternate sizes also available as customer’s requirement.Used with flat plate or domed plate to increase support capacity.Two separate plates combine together for one time installation.Enlarge contact surface area to increase the support effect.Long hole is used for hanging of service lines.Available in black or hot dip galvanized.PackageCo

Butterfly plate SpecificationsPlate TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRBP30028021.46NButterfly plate Features&AdvantagesAlternate sizes also available as customer’s requirement.V configuration reinforces much more bearing capacity.Enlarge contact surface area to increase the support effect.Used friendly round corners to avoid scratching the workers.The long hole is used for hanging service lines.Used with flat plate or domed plate to increase support capacity.Available in black or hot dip galvanized.                 &nbs

Combi plate GalvanizedPlate TypeCombi TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRCPTop Plate15015072.17YBottom Plate3002802NTRCPTop Plate15015052.34YBottom Plate3002802NTRCPTop Plate15015062.51YBottom Plate3002802NCombi plate Galvanized Features&AdvantagesAlternate sizes also available as customer’s requirement.Used with flat plate or domed plate to increase support capacity.Two separate plates combine together for one time installation.Enlarge contact surface area to increase the support effect.Long hole is used for hanging of service lines.Available in bla

Bearing plate SpecificationsPlate TypeLength (mm)Width(mm)Thickness(mm)Unit weight (kg)Dog earTRFP150150122.12NTRFP20020041.26NTRFP20020082.51NTRFP200200123.77NTRFP200200144.40NTRFP200200165.02NBearing plate Features&Advantages        Custom sizes are available to meet specific customer preferences.                Suitable for mines with limited overhead space.             Ideal for applications where minima

Domed plate 150X150X4 SpecificationsPlate TypeLength(mm)Width(mm)Thickness(mm)Unit weight(kg)Dog earTRDP12012040.45YTRDP12512540.49YTRDP15015040.71YTRDP15015050.88YTRDP15015061.06YTRDP15015081.42YTRDP150150122.12NTRDP20020041.26YTRDP20020051.57YTRDP20020082.51NTRDP200200103.14NTRDP200200123.77NTRDP200200144.40NTRDP200200165.02NDomed plate 150X150X4 Features&Advantages        Custom sizes can be provided according to customer specifications                The dome design s