Konto SIA offers the purchase of A and B class saw logs. A little below, you can familiarize yourself with the requirements that must be met if you want to cooperate with us.
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Class A
Quality requirements for birch logs (veneer blocks).
Logs must be freshly sawn
Mandatory
Minimum lean meat diameter
26cm
Maximum lean meat diameter
44cm
Refund lengths (delivery of other lengths only after coordination)
2.7m un 3.0m
Delivery lengths
2.8m un 3.1m
Curvature
max 1.0cm/m
The maximum diameter of healthy fused branches that are not concentrated in one group.
does not allow
The number of healthy branches allowed per log length
does not allow
Maximum diameter of dead and decayed branches
does not allow
Number of dead and decayed branches allowed per log length
does not allow
Height of branches
does not allow
Core brown solid coloring, maximum diameter
5.0 cm
The brown solid coloration of the core, maximum of the diameter of the log
-
The soft stage of the troupe
does not allow
Maximum width of end cracks
does not allow
Maximum depth of end cracks
does not allow
Metallic inclusions
does not allow
Rotten wood
does not allow
Grooved Blaze and Stepson
does not allow
Class B
Quality requirements for birch logs (veneer blocks).
Logs must be freshly sawn
Mandatory
Minimum lean meat diameter
20cm
Maximum lean meat diameter
44cm
Refund lengths (delivery of other lengths only after coordination)
2.7m un 3.0m
Delivery lengths
2.8m un 3.1m
Curvature
max 2.0cm/m
The maximum diameter of healthy fused branches that are not concentrated in one group.
4cm
The number of healthy branches allowed per log length
3cm-4cm
Maximum diameter of dead and decayed branches
2cm
Number of dead and decayed branches allowed per log length
3cm-4cm
Height of branches
2cm
Core brown solid coloration, maximum diameter
-
The brown solid coloration of the core, maximum of the diameter of the log
1/3
The soft stage of the troupe
does not allow
Maximum width of end cracks
0.3cm
Maximum depth of end cracks
5.0cm
Metallic inclusions
does not allow
Rotten wood
does not allow
Grooved Blaze and Stepson
does not allow
Contacts
In case of questions, feel free to contact us and we will help you
Our specialists will help you from the idea to the finished result. We will advise, organize and deliver. Everything starts with a conversation.
Acceptance of logs
Contact person for log acceptance issues. Our specialist will help and answer all your questions.
For various issues related to prices, payments and their terms, as well as to receive information about deliveries, you can contact the person responsible for these issues.