Contact information: Sales Department, tel.: 8 (84371) 5-59-97, 5-34-92
1. Glued plywood brand FC and FSF GOST 3916.1-96 with a combination of the surface layer (face layer) grades I, II, III, IV.
MARK
By the degree of water resistance of the adhesive bond veneer is divided into marks:
- PSF - plywood increased water resistance;
- FC - waterproof plywood.
GRADE
Depending on the appearance of the outer layers of the plywood is classified into five grades: E (elite), I, II, III, IV. Grade of plywood denoted combination veneer grades front and back layers: grade of face layer / grade of working layer, for example, E / I, I / I, I / II, II / II, II / III, II / IV, III / III, III / IV, IV / IV, etc.
Grade I - pin-knots no more than 3 pcs., sound knots no more than 15 mm, non-adhering knots no more than 6 mm are allowed, closed splits are allowed no more than 200 mm 2 pcs. for 1 m of width, a healthy change of color is allowed no more than 5%, other wood defects are not allowed. | |
Grade II -pin knots allowed, sound knots no more than 25 mm, non-adhering knots no more than 6mm, closed and disjoined splits 2 mm 2 pcs. a length of 200 mm, healthy color changes, wood inserts. | |
Grade III - pin knots allowed, sound knots no more than 6mm, closed and disjoined splits 2 mm 2 pcs. Length to 300 mm, healthy color changes, wood inserts, волнистость, рябь. | |
Grade IV - pin knots allowed no more than 40 mm without limiting the number, disjoined splits width no more 10 mm without limiting the number, wood inserts, волнистость, рябь. |
Thickness
The nominal thickness of plywood (mm). |
Plies of veneer sheets in the plywood not less than |
Sanded plywood. | Not sanded plywood. | ||
Maximum deviation in thickness ( + mm). |
Average polythickness |
Maximum deviation in thickness |
Average рpolythickness |
||
1 | 2 | 3 | 4 | 5 | 6 |
3 | 3 | 0,3 | 0,6 | 0,4 | 0,6 |
-0,4 | -0,3 | ||||
4 | 3 | 0,3 | 0,8 | 1 | |
-0,5 | -0,4 | ||||
5 | 4, 5 | 0,4 | 0,9 | ||
-0,6 | -0,4 | ||||
6 | 5 | 0,4 | 1 | ||
-0,6 | -0,5 | ||||
8 | 7 | 0,4 | 1 | ||
-0,6 | -0,5 | ||||
9 | 7 | 0,4 | 1 | ||
-0,6 | -0,5 | ||||
10 | 7, 9 | 0,5 | 1,1 | ||
-0,7 | -0,6 | ||||
11 | 7, 9 | 0,5 | 1,1 | ||
-0,7 | -0,6 | ||||
12 | 9 | 0,5 | 1,1 | ||
-0,7 | -0,6 | ||||
15 | 11 | 0,6 | 1,2 | 1,5 | |
-0,8 | -0,7 | ||||
18 | 13 | 0,7 | 1,3 | ||
-0,9 | -0,8 | ||||
20 | 15, 17 | 0,8 | 1,4 | ||
-1,0 | -0,9 | ||||
21 | 15 | 0,8 | 1,4 | ||
-1,0 | -0,9 |
SIZE
1. We produce plywood of the following formats: 1525x1525mm, 1475x1525mm, 1525x1475mm, 1475x1475mm, 1525x1220mm, 1220x1525mm, 1220x1220mm.
2. Plywood according to technical specifications 5512-004-00273235 with a combination of grades of the surface layer (shirt) I, II, III, IV.