Important Notice: Our Banking Details Have Changed.

As of 1st May 2025, National Plastics & Rubber has officially moved to Westpac for all banking transactions. Please ensure you use our new bank details for any payments. If you haven’t already, please confirm the new details with our Accounts Team at accounts@nationalplastics.net.au. Thank you for your cooperation and support during this transition.

MineChock™ Wheel Chock Products

Minechocks™

Durable, lightweight and Designed for safety

At National Plastics & Rubber, our MineChocks™ are engineered for toughness and durability, offering a wide range of sizes to suit applications from small site vehicles to the largest mining trucks.

Extensively tested in the most demanding environments, our MineChocks™ are ideal for use in heavy industrial operations and the mining and construction industries.

Designed for heavy-duty performance, MineChocks™ ensure even the largest mine trucks remain securely parked and stationary, helping to promote a safer work environment, prevent vehicle movement, and minimise accidents.

Why choose MineChocks™?

Ensure you select the right size for your needs. Browse our range of MineChocks™ and contact us to discuss your specific requirements.

For Quality Products And Service You Can Rely On

NPR-Timba-Block

+ THIS PRODUCT IS DESIGNED AS A LOAD SUPPORT BLOCK

+ AS A GUIDE, THIS BLOCK IS RATED TO WITHSTAND AN EVENLY DISTRIBUTED STATIC LOAD OF 30KG PER 1CM X 1 CM WITH MINIMUM LOAD AREA OF 100 SQUARE CENTIMETRES

+ ONLY USE ON A FLAT, EVEN, SOLID SURFACE

+ ALWAYS PERFORM YOUR OWN RISK ASSESSMENT BEFORE USING THIS PRODUCT IN ANY CONFIGURATION

+ ALWAYS FOLLOW YOUR MACHINERY MANUAL GUIDELINES

+ END FACES ARE NOT LOAD BEARING

+ TESTED TO AS1170.0 AND ASTM D1621 – 10

Timba™ Block Load Rating Guide

Calculator not available for this item.

View individual Stacko™ Configurations to see load ratings.

NPR-Stacko-Block-Config-8

Configuration 8 Load Calculator

NPR-Stacko-Block-Config-6

Configuration 6 Load Calculator

NPR-Stacko-Block-Config-5

Configuration 5 Load Calculator

NPR-Stacko-Block-Config-4

Configuration 4 Load Calculator

NPR-Stacko-Block-Config-3

Configuration 3 Load Calculator

Stacko-Configuration-02

Configuration 2 Load Calculator

Configuration 1 Load Calculator

Stacko Stack + V Blocks

Configuration 7 Load Calculator