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Resin Bolts

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Resin bolt type RM-20 i POK-22 are used for roof and ribssupport in mine working areas as an independent or additional roof support system. They are also used to suspend various components of mining equipment.
Technical description
RM-20 bolt is a steel reinforcing bar of nominal diameter dn=20 mm, while POK-22 bolts have nominal rod diameter of dn=22 mm according to PN-82/H93215. They are made of 34GS steel.
Bolt
Rod type - standard rod
Rod type - coupled
RM20
RM-20js
RM-20ds
RM-20js-k
RM-20ds-k



RM-20js-dz
RM-20ds-dz
RM-20js-k-dz
RM-20ds-k-dz
Bolt

Rod type - standard rod

Rod type - coupled
POK- 22

POK-22js
POK-22ds
POK-22pr
POK-22r
POK-22js-dz
POK-22ds-dz
POK-22pr-dz
POK-22r-dz
"k” mark means that the nut is connected with the rod by means of "SPIROL" ø3 or ø6 pin.
"dz” means that the rod is made of two sections connected with M20 coupling sleeve of 55 mm in length.
Finished RM-20 rods have a rolled top of ø16 mm beveled to 12 mm.
POK-22 rods have a square 12 x 12 mm end. Such ends allow the rod to be turned in the hole.
The bolts can be used with a square washer, square washer with a side hole or round washer made of 6mm plate.

Resin Bolts

Resin Bolts

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Resin bolts APP, APG; APB are designed to be used for roof and ribs support in mine working areas as an independent or additional roof support system. They are also used for the attachment of various components of mining equipment.

AP bolts are modern design anchors with load capacity of up to 300 kN and a nut locking system (shearpin).
APP; APG; APB anchor rod is made from a reinforcing bar of 21.70 mm in diameter according to ZN-95/AP-1; ZN-02/AP-6 made of the following type of steel:
Bolt

Steel grade

Re min (MPa)

Rm min (MPa)

A5 min (%)
APP

AP 600

400

600

19
APG


AP 700

550

700

20
AP-E500

500

700

21
APB

AP 770

640

770

18
M24 nut is connected with the rod by means of a "SPIROL" ø3 or ø6 pin.
Spherical washer makes it possible to fix the anchor at 18°angle.
The anchor can be used with a square, round washers or square washer with an eyelet made of 8 or 10 mm plate.

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