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.

Sheaves

Sheaves

Our sheaves are designed as direct replacements for OEM parts, providing reliable guidance for conveyor ropes.

Crafted from FRAS (Fire-Retardant Anti-Static) polyurethane, each sheave can be custom-made to your specifications.

Compatible with Joy Global shuttle cars, our available sizes are listed in the brochure below.

For more information contact us.

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

Timbaâ„¢ Block Load Rating Guide

Calculator not available for this item.

View individual Stackoâ„¢ 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 Stack + Top Plate + Jack Plate

Configuration 2 Load Calculator

Configuration 1 Load Calculator

Stacko Stack + V Blocks

Configuration 7 Load Calculator