Project #1 / Lab Medical Engineering & Mfg, Inc. / Clients / Media

Name

Project #1

Test Objective

To develop cleaning process to remove machining oils and buffing compounds from stainless steel

Witnessed

No

Confidential

No

Help Implementing

No

Submission Date

07/24/1997

Representatives

David Walsh

Substrates

Stainless Steel

Sample Type

Stainless steel, 455

Product Use

Surgical devices

Percentages Cleaned

Weight Min

Weight Max

Approximate Size

6.5 inches long x 3/8 inch diameter

Approximate Size ID

Small

Weight Range ID

Less than 1 lb

Shape

Smooth

Hardness

Hard

Shape Type

Complex

Return Samples

Yes

Return Sample Address

Contaminants

Buffing/Polishing Compounds
Cutting/Tapping Fluids
Dirt
Lubricating/Lapping Oils
Oil

Samples Available

Yes

Pre Clean Manufacturing Step

Buffing

Post Clean Manufacturing Step

laser marking and duburring

Parts Cleaned Per Week

500

Parts Cleaned Per Bath

150

Frequency

PSI

Equipments

Immersion/Soak
Manual Wipe
Ultrasonics

Vendor

Cleaning Chemicals

Concentration

Palmolive Dish Soap, Cycle solve solvent

Cleaning Temp

Cleaning Time

Cleaning Water Type

Tap

Problems With Current Method

Purpose of Cleaning

Rinse Time

1-2

Rinse Temp

room

Rinse Water Type

Tap

Drying Method

Air Blowoff

Drying Time

1-2

Drying Temp

room

Storage Type ID

Stored

How Stored

How Long Stored

Analysis Method

Visual, microscopic

Performance Test

Comments or Concerns

Summary

Ultrasonic cleaning with WR Grace Daraclean 282 was selected as the method to clean parts.

Implementation

Yes

In Progress

No

Technolog Transfer

No

Analysis Only

No

Part Picture

Yes

Name	Class	Section
Trial #0	Trial	3
Trial #1	Trial	3
Trial #2	Trial	3
Trial #3	Trial	3

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Project #1