Mass finds in archaeological collections
Online database for the professional procedure for the mass supply of archaeological iron and moist wood finds
Wet wood preservation
Start
Wet wood preservation
The Project
Problem
Project procedure
Acknowledgement
FAQ
Conservation methods
PEG general informations
PEG one step
PEG two steps
PEG three steps
Sucrose
Lactitol/Trehalose
Melamin resin (Kauramin 800)
Alkohol ether resin
Silicone oil
Methodology
Conservation status
Wood species identification
Dimensional changes
Measurement with 3D scanner
Measurement with caliper gauge
Appearance/color change
Wood chemical analysis
Economics
Calculations/Glossary
Database
Test series
Data evaluation
Data selection
ASE-Values
Volume-Values
3D scans of the samples
Cost comparison
Further research
Long-term storage
Swelling test
Oddytest
Pulse conservation
CuTAWAY
Preservation of iron objects
test series V18
show unpreserved sample of the test series
show preserved sample of the test serie
wood species
Fichte/Lärche
wooden form
Stamm mit Wurzelstock
location
Mainz
find enviromen
Stadtgrabung (in Flußufernähe)
age
Neuzeitlich
average water content
359%
water content range
238 - 454 %
degree of degradation
2
cutting/dimensions of the samples
Stamm mittig aufgetrennt und Hälften in 4 Längstreifen aufgeschnitten und abgelängt (Durchschnittliche Länge x Breite x Höhe : 7-10 x 12 x 10-14 cm)
shrinkage behavior
storage at provide
-
interim storage at RGZM
Mehrere Jahre in deionisiertem Wasser
color map of the conserved samples
key data of the unpreserved reference sample(s:
average water content
444 %
shrinkage calculation
from scan data
from caliper data
mean volume shrinkage
21.8 %
25.3 %
average radial shrinkage
5.9 %
4.8 %
average tangential shrinkage
10.9 %
9.7 %
average longitudinal shrinkage
10.4 %
13.3 %
wood composition (acid hydrolysis)
The scan data are reference for all ASE calculations due to the higher precision
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