Removing Shellac From Wood Features And Refinishing
- Procedure code:
- National Capitol Region Specifications
- Wood and Plastics
- Architectural Woodwork
- Last Modified:
REMOVING SHELLAC FROM WOOD FEATURES AND REFINISHING
A. This procedure includes guidance on removing shellac from
wood features and refinishing with shellac and paste wax.
B. See 01100-07-S for general project guidelines to be
reviewed along with this procedure. These guidelines
cover the following sections:
1. Safety Precautions
2. Historic Structures Precautions
4. Quality Assurance
5. Delivery, Storage and Handling
6. Project/Site Conditions
7. Sequencing and Scheduling
8. General Protection (Surface and Surrounding)
These guidelines should be reviewed prior to performing
this procedure and should be followed, when applicable,
along with recommendations from the Regional Historic
Preservation Officer (RHPO).
B. Denatured alcohol
C. Paste wax: Proprietary or job-mixed compound containing
carnuba, beeswax, cadelilla, or ceresin mixed with
D. Wood filler, tinted to match wood
E. Steel wool, fine 00-0000
F. Sandpaper: Extra fine grit
G. Clean, soft cloths
A. Stiff, natural bristle brushes
A. Surface Preparation:
1. Mask all adjacent surfaces and protect other
exposed surfaces in the work area.
2. Fill any splits in existing wood and sand smooth
prior to sealer application.
3.02 ERECTION, INSTALLATION, APPLICATION
NOTE: Follow manufacturer's application instructions. Final
appearance of wood work must be uniform in all respects.
A. Select an inconspicuous area on which to test materials
and application for each method type required. Test area
must be approved by the Contracting Officer.
B. After each test area has been prepared, receive approval
from the Contracting Officer before commencing general
C. Coat wood with denatured alcohol. Apply with soft cloth.
Scrape up residue as quickly as possible. Repeat
application of alcohol until all shellac is removed.
D. Sand smooth.
E. Apply one coat of shellac with soft cloth and allow to
F. Apply mixture of shellac and alcohol with soft cloth and
allow to dry overnight.
G. Apply liberal amount of pastewax with soft cloth and
allow to dry.
H. Buff wood lightly with steel wool.
I. Buff wood with soft brush.
J. Polish with soft cloth.
K. Other processes may be used as long as final results
conform to quality standards and give uniform appearance.
END OF SECTION