
Load-indicating washers verify mine roof bolts’ tension
A NSW underground coal mine is using 1,000 of Brain Industries’ Visyload load-indicating washers to easily ensure correct tension on the roof bolts supporting its
Visyload is a game-changing, easy to install, load sensing washer (load indicating washer) that fits a rock bolt, other bolt or threaded anchor.
When the Visyload tabs are fully deployed, they curl down. This indicates the applied tension or torque to confirm the rock bolt’s or anchor’s safe working load limit.
This helps a mine manager or specialist Geotechnician to assess and certify, saving time and money.
Visyload’s load indicating washers are manufactured in Australia using heat certified steel and other raw materials under a strict ISO9001 accredited quality system. It has been performance tested and accredited in a NATA certified laboratory.
8 tonnes (6 tab washer)
6 tonnes (4 tab washer)
Ask us about other models/weight limits that are being developed to suit other rock bolts and threaded anchors.
It can be used in a range of industries including:
In underground mines it is mandatory for each rock bolt and threaded anchor to be assessed and certified.
A NSW underground coal mine is using 1,000 of Brain Industries’ Visyload load-indicating washers to easily ensure correct tension on the roof bolts supporting its
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This month we took Visyload up to our valued customer, Alfabs Group’s, Kurri Kurri facility to demonstrate the, game-changing, load sensing washer. The latest addition
Brain Industries has been awarded Manufacturer of the Year (< 50 employees) at the 2021 Hunter Manufacturing Awards (HMA).
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