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The Cleanroom Wiper Usage Audit:

A Roadmap to Cost Reduction and

Improved Process Performance

Cost reduction is no longer just a part of the overall continuous

program; it is the critical requirement for survival.

Duane Webb

In today’s turbulent economy, each day brings product quality, and most importantly reduced
new challenges in the manufacturing sector unlike manufacturing costs. By combining knowledge of
anything most of us have experienced in our life- the manufacturing environment and processing
times. Even the best run companies are battling requirements and a knowledge of wiping materi-
dwindling bottom lines and potential reductions in als and their performance characteristics with a
resources. The outlook is no different for critical proven analysis methodology, the Cleanroom
or cleanroom manufacturing. Cost reduction plans Wiper Usage Audit can be a powerful tool. A
are mandatory and tools must be identified and powerful tool that often is offered as a free service
employed to drive down manufacturing costs by wiper manufacturers for their customers.
while not negatively impacting the process or final
product quality. The Cleanroom Wiper Usage THE METHOD
Audit is just such a tool. Through a systematic analysis method, the audit
Focusing on cleanroom manufacturing environ- will provide a clear understanding of the manufac-
ments, outside of raw materials, cleanroom turing environment, processing techniques, key
consumables can and often do represent the process parameters, wiper usage quantities, wiper
largest spend for the company. Within the clean- usage techniques, and wiper material requirements.
room consumables category, wipers typically From this analysis methodology, knowledge of
account for a majority of the cost. Depending on wiping materials and their performance character-
the size of the operation and processes per- istics, proper wiping techniques, and potential
formed, annual wiper costs can range from the packaging configurations can be applied to pro-
thousands to hundreds of thousands of dollars. vide a total solution for the most effective
Performed properly, the Cleanroom Wiper manufacturing cost reduction. While many
Usage Audit can provide a roadmap for improved approaches may be used to conduct a wiper
methods, increased process performance, improved audit, the one presented here will be based on the

8 June 2009 Controlled Environments www.cemag.us

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