Polisher

Plassein Industry Sdn Bhd; Johor; On-site; MYR 28,000 - 45,000; Full time

Job summary

Plassein Industry Sdn Bhd in Johor is seeking a Non-Executive Mould Polisher to join our Tool Room team. You will perform polishing, lapping, and mirror-finishing of mould components, aligning surfaces with customer specs and SPI standards.

Responsibilities include inspecting surfaces with precision measuring tools, preparing surfaces for texturing or plating, and supporting maintenance activities. Overtime or shifts may be required; 2 years of mould polishing experience is preferred.

Qualifications

• Secondary/Technical/Vocational certification or equivalent.
• Minimum 2 years in mould polishing or related.
• Experience with high-gloss, cosmetic, optical moulds is a plus.
• Able to read basic engineering drawings and understand surface finish specs.
• Good manual dexterity and attention to detail.
• Able to work independently and as part of a team; overtime/shift may be required.

Responsibilities

• Polish mould cavities, cores, inserts, sliders, lifters and other components.
• Achieve mould surface finish per customer specs, SPI standards, and internal quality requirements.
• Remove machining marks and surface imperfections.
• Prepare mould surfaces for texturing, coating, plating, or other finishing steps.
• Inspect mould surfaces using measuring instruments and visual techniques.
• Assist in mould repair, refurbishment, modification, and preventive maintenance.
• Maintain tools, equipment, abrasives, and consumables in good condition.
• Follow polishing methods, instructions, and safety procedures; maintain 5S in the Tool Room.
• Support continuous improvement to enhance polishing quality and mould performance.
• Perform other duties as required by Tool Room Supervisor or Management.

Skills

Reading engineering drawings

Manual dexterity

Attention to detail

Teamwork

5S housekeeping

Visual inspection

Safety procedures

Overtime availability

Education

Secondary/Vocational certificate

Tools

Polishing equipment

Hand tools

Abrasive stones

Diamond compounds

Buffing wheels

Measuring instruments

Job description

Position Level: Non-Executive Job Specialization: Manufacturing/Production Operations Qualification: Primary/Secondary School/SPM/O Level Employment Type: Full-Time

Responsibilities

• Perform polishing, stoning, buffing, lapping, diamond polishing, and mirror-finishing of mould cavities, cores, inserts, sliders, lifters, and other mould components.
• Achieve the required mould surface finish in accordance with customer specifications, engineering drawings, SPI (Society of the Plastics Industry) standards, and internal quality requirements.
• Remove machining marks, scratches, corrosion, weld marks, and other surface imperfections to restore mould quality.
• Prepare mould surfaces for texturing, coating, laser engraving, plating, or other secondary finishing processes where required.
• Inspect mould surfaces using appropriate measuring instruments and visual inspection techniques to ensure compliance with finishing specifications.
• Assist in mould repair, refurbishment, modification, and preventive maintenance activities.
• Maintain polishing tools, equipment, abrasives, and consumables in good working condition and report any defects or shortages.
• Follow approved polishing methods, work instructions, quality standards, and safety procedures at all times.
• Maintain proper housekeeping (5S) within the Tool Room and ensure work areas are clean, organised, and safe.
• Support continuous improvement initiatives to improve polishing quality, efficiency, and mould performance.
• Perform any other duties assigned by the Tool Room Supervisor or Management.

Qualification / Knowledge / Skill Requirements

• Secondary School Certificate, Technical Certificate, Vocational Certificate, or equivalent qualification.
• Minimum 2 years of experience in mould polishing, tool room operations, precision tooling, or plastic injection moulding is preferred.
• Experience in polishing high-gloss, cosmetic, optical, or precision moulds will be an added advantage.
• Knowledge of mould structures, polishing techniques, SPI surface finish standards, and mould maintenance practices.
• Skilled in using polishing equipment, hand tools, abrasive stones, diamond compounds, buffing wheels, and measuring instruments.
• Able to read basic engineering drawings and understand surface finish specifications.
• Good manual dexterity, attention to detail, and strong visual inspection skills.
• Able to work independently and as part of a team with minimal supervision.
• Willing to work overtime or shift schedules when required to support production.

Authority

• Stop work and immediately report any mould condition that may result in quality defects, equipment damage, or safety risks.
• Reject mould surfaces that do not comply with approved surface finish specifications or quality standards.
• Recommend mould repair, refurbishment, or corrective actions to the Tool Room Supervisor.
• Request replacement of worn polishing tools, abrasives, consumables, or defective equipment necessary to perform work effectively.
• Escalate mould abnormalities, excessive wear, damage, or quality concerns to the Tool Room Supervisor for further evaluation.
• Participate in preventive maintenance planning and continuous improvement activities related to mould finishing and polishing processes.

Working Conditions

• Work primarily in the Tool Room and manufacturing environment.
• Frequent use of polishing machines, hand tools, abrasive materials, precision measuring instruments, and inspection equipment.
• Exposure to machine noise, dust, lubricants, polishing compounds, cleaning chemicals, and metal particles.
• Requires prolonged standing, repetitive hand movements, fine motor skills, and close visual inspection.
• May be required to work overtime, weekends, public holidays, or rotating shifts to support production and urgent tooling requirements.
• Mandatory use of Personal Protective Equipment (PPE), including safety glasses, gloves, safety shoes, hearing protection, and other PPE as required.

Key Performance Indicators (KPIs)

• On-time completion of mould polishing and maintenance activities.
• Mould surface finish acceptance rate (First Pass Yield).
• Number of mould-related cosmetic defects attributable to polishing quality.
• Rework rate due to polishing defects.
• Compliance with preventive maintenance schedules.
• Tool Room 5S and housekeeping audit score.
• Safety compliance and zero lost-time incidents.
• Reduction in mould downtime attributable to polishing-related issues.
• Compliance with internal quality, customer, and ISO audit requirements.
• Productivity achieved against planned polishing schedules.
• Proper care and utilisation of polishing tools and equipment.
• Continuous improvement participation and implementation of process improvement initiatives.

Job Location

Johor