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GMA PremiumBlast™ Outperforms Chinese 30/60 Crushed Rock Garnet with 57% Higher Productivity

Overview

Project

Improving blast performance and operational efficiency for the business. The trial included a new construction project.

Project Area

1000m²

Anchor Profile

60 microns

Location

Labuan, Malaysia

Customer

Maju Universal is one of the largest oil and gas contracting company in Labuan. Specializing in blasting and coating services, steel fabrication, machining, and repair works.

Abrasive

Chinese 30/60 crushed rock garnet VS GMA PremiumBlast™

Maju Universal, a Malaysian contractor specializing in blasting and coating services, was looking to improve efficiency across its operations, with a focus on safety and environmental impact.

Using GMA Cost Calculator, Maju Universal compared GMA PremiumBlast™ with the 30/60 crushed rock garnet it was using at the time to assess the potential operational and cost benefits of changing abrasives.

The project involved:

  • Reduced blasting time and labor

  • Minimize dust in a confined environment

  • Lower total project costs

  • Reduce environmental impact

  • Deliver average 60 micron surface profile on blasted surface

The Challenge

Maju Universal was using 100% Chinese 30/60 hard rock garnet, which created several operational and environmental challenges:

  • Reduced productivity and higher abrasive consumption due to lower toughness

  • Increased disposal costs and longer cleanup times due to greater abrasive usage and waste generation

  • Increased wear on blasting equipment, leading to higher maintenance requirements

  • Elevated dust levels and contaminants, impacting visibility, operator safety, housekeeping requirements, and environmental performance

  • High abrasive embedment, creating a non-uniform surface profile

Maju Universal required a cleaner, safer, and more efficient blasting solution that could improve productivity while reducing dust generation, waste volumes, and overall environmental impact.

Solution

GMA technical specialists conducted an on-site abrasive trial at the customer's facility to evaluate productivity, abrasive consumption, safety, and overall blasting performance under actual operating conditions. Working closely with supervisors and operators, the team optimized blasting pressures and equipment settings to maximize performance and ensure a fair comparison.

With optimized blasting parameters, GMA Garnet™ delivered higher productivity while reducing abrasive consumption by 30–50% and lowering waste volumes. It also provided cleaner, safer blasting conditions and a more uniform surface profile with increased surface area. 

The contractor now uses GMA Garnet™ as its go-to abrasive.

“I would say the most valuable aspects of GMA Garnet™ for industrial blasting and painting operations are its high productivity, low consumption rate, and exceptional surface cleanliness. In addition, we have improved our environmental footprint and safety conditions for our workers. Integrating GMA Garnet™ into long-term blasting and painting operations directly supports three critical pillars of modern industrial strategy which are operational cost control, strict quality compliance, and environmental sustainability. If you are considering GMA for your blasting and painting services, the best advice is to shift your mindset from "cost per ton" to "total cost per square meter”.
Noveen Nico Alexandra Ng
Senior Project/ Coating Engineer

Total Project Cost Savings

28.52%

Savings

Using GMA PremiumBlastTM

Using GMA Garnet™

Productivity-1
productivity

57.1% or 2.0m²

Per hour more efficient

Costs
Labor

200

Hours less labor

Reduced consumption
Consumption

37% or 8.4 tons

Less abrasive

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