Logs Classification

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Log American

1.1. How measure:

1.1.1. Application Taste of measurement:

For American logs are calculated in units of MBF where, diameter measured in inches, length measured in feet.

Some units of measurement and how to convert it:

1 feet = 12 inch

1 inch = 25.40 mm

1 feet = 30.48 cm

1 MBF = 1000 BF

1.1.2. Ways Acceptance:

– Lean on according to the vendor’s original P.list.

– Count numbers comparative slang according to P.list.

– Odometer glass at the small end of the wood (except for the shell).

– Manner measure:

ü Diameter (in inches): Measured in a ruler wire, the measurement result is rounded to the nearest number.

Example: A wooden slang whose diameter at the small end is from 14.1 -14.49 inches rounded down to 14 inches. (no odd diameter).

ü Length (measured in feet): Measured in a ruler wire, the measurement result is rounded to the nearest number.

Example: Wooden logs with a length of 10.1 – 10.49 feet evenly rounded down to 10 feet (no odd length).

– After measuring there are results inch diameter and length We calculate the BF mass of the logs using the following formula:

Example: There is 1 log, small head diameter 16 inches, 10 feet long.

BF Volume:

1.2. Substance amount:

1.2.1. Substance 4 beautiful sides ( 4 SC):

The area of the outer eye is divided into 4 parts, lengthy long wooden slang. The smooth woods have 4 parts of the surface area without eyes, Not rotten, the plant is fresh, does not crack the head, does not peel the bass, it meets the standards 4SC.

1.2.2. Substance 3 beautiful sides ( 3 SC):

The area of the outer eye is divided into 4 parts, lengthy long wooden slang. The smooth woods have 3 parts of the surface area without eyes, Not rotten, the plant is fresh, does not crack the head, does not peel the bass, it meets the standards 3SC.

1.2.3. Substance 2 beautiful sides ( 2 SC):

The area of the outer eye is divided into 4 parts, lengthy long wooden slang. The wood slangs can be curved, there are 2 parts of the surface area without eyes, No rot, the plant is fresh, there may be a crack in the head, without peeling, it is of good quality 2SC.

1.2.4. Substance 1 beautiful sides ( 1 SC):

Requires 1 beautiful side, the other sides are allowed to have defects Defects: dead eyes, living eyes, decayed or woody weevils.

Cherry

Special – 4sc 18″+

Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc

Gỗ Thích cứng/ gỗ Phong cứng

Special – 4sc 16″+
Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc

Gỗ Hickory

Veneer – 4sc Veneer – 3sc Sawlog – 3sc Sawlog – 2sc

Gỗ Poplar

Veneer – 4sc Sawlog – 3sc Sawlog – 2sc

Red oak

Special – 4sc 18″+
Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc

Gỗ Óc chó

Special – 4sc 18″+
Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc

Gỗ Sồi trắng

Special – 4sc 18″+
Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc

Gỗ Tần bì

Special – 4sc
Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc

Gỗ Phong vàng

Veneer – 4sc
Veneer – 3sc
Sawlog – 3sc
Sawlog – 2sc