Product Comparison
Varistem vs Gas Bag®
Your choice of stemming plug is specific to your operation’s needs. On some blasts, your biggest win comes from tightening collar confinement and cutting flyrock
Your choice of stemming plug is specific to your operation’s needs. On some blasts, your biggest win comes from tightening collar confinement and cutting flyrock
Blasts that lose containment energy drive up costs. The stemming plug you choose directly impacts how productive each blast becomes. We compare Varistem and Max-Blast
Your choice of stemming plug is a significant decision for mining and blasting consumables. You might be fighting flyrock on sensitive benches, or trying to
Blasts that lose energy retention result in additional costs, uneven breakage, noise, and increased drilling and explosives. The choice in your stemming device dramatically impacts
In blasting, every metre of advance and every ton of ore or aggregate matters. Mines, quarries, and construction crews face daily challenges: uneven breakage, flyrock,
Introduction Pre-split blasting is a vital controlled blasting technique used in surface mining, quarrying and construction operations to preserve the stability of final pit walls,
Introduction With chemical energy still being one of the most cost-effective means to reduce the size of rock to liberate strategic minerals and metals, blasting
Introduction and Project Background ERG Industrial conducted a Varistem® stemming plug pilot project at a South African underground platinum mine between May 2024 and June
The purpose of the Varistem® stemming plug trial conducted at Coal Mine X was to reduce flyrock, noise, and airblast by retaining blast energy. The
This article delves into the causes, effects, and mitigation measures related to flyrock incidents. It emphasises the importance of understanding mechanisms like face bursting, cratering,