캐나다 HPVA 등급 규정 (원문)
상태바
캐나다 HPVA 등급 규정 (원문)
  • 편집부
  • 승인 2004.08.20 00:20
  • 댓글 0
이 기사를 공유합니다

CHPVA
(Canada Hardwood Plywood & Veneer Association)



I
A. RED - All Heartwood
B. WHITE - All Sapwood
C. NATURAL - Red and White (Heart and Sap) in the same piece


II
BM - (BOOK MATCHED) Components of the same grain matched to a definite width, alternating tight side and loose side.
RM - (RUNNING MATCHED) Book clipped components kept together in sequence as?they develop and not clipped to dimension.
PM - (PLEASINGLY MATCHED) Natural face components matched for pleasing appearance.
U - (UNIFORM) All red (Heart) or all white (Sap) components, matched for pleasing appearance.
MM - (MIS-MATCHED) The grain and colour characteristics of adjacent components are different.
PE - (PLANK-EFFECT) Intentional mix of grain and/or colour to have plank effect (or plank look). They include slip or swing splicing.


III
A. UNSPLICED
1. Standard
- Matched to 26" and wider (includes Common Door Widths)
- Matched to 50" wide (Common Stock Panels)

2. Custom
- Matched to custom widths.

B. SPLICED OR WHOLE PIECE
1. Standard
- to 26" - 38" wide (Door Sizes)
- to 50" wide (Panel Sizes)

2. Custom
- to custom widths
- to custom widths and lengths

3. Counter Fronts (Short Grain)
- to 60" and wider

C. SPLICED ON V-GROOVING PATTERN (MM)
- Spliced on No Pattern
- Spliced on Custom Pattern

90% or more of the veneer shall be plus or minus 0.002 inches, (0.05 mm) and no veneer shall exceed plus or minus 0.005 inches (0.13 mm) for veneer up to 0.050 inches (1.3 mm) thick.

Length and width shall be as follows of the acknowledged size.
Lengths plus or minus H" Width plus 1", minus G"

1. In Category No. 1 the maximum number of components shall be limited to 8 pieces per panel.
2. The outside components of Category No. 1 Face shall not contain taper in excess of 10% according to veneer width.
3. Four inches shall be the minimum width of the outside components for Category No. 1 Face.
4. In Category No. 2 and Category No. 3 the maximum number of components shall be limited to 10 pieces per?panel.

1. Maximum number of pcs. per crate shall be 700 for .75?MM, 800 for .60 MM.
2. The spacing of the three centre crossers of a standard crate shall be 24H" centre to centre.

Is to be on the same side of the sheet and throughout the crate.
End tape is to be one inch within the sheet.

Moisture content shall be 10% to 12% . (Tolerances are plus or minus 2%)

BM - (BOOK MATCHED) Components of the same grain matched to a definite width, alternating tight side and loose side.
RM - (RUNNING MATCHED) Book clipped components kept together in sequence as?they develop and not clipped to dimension.
PM - (PLEASINGLY MATCHED) Natural face components matched for pleasing appearance.
U - (UNIFORM) All red (Heart) or all white (Sap) components, matched for pleasing appearance.
MM - (MIS-MATCHED) The grain and colour characteristics of adjacent components are different.
PE - (PLANK-EFFECT) Intentional mix of grain and/or colour to have plank effect (or plank look). They include slip or swing splicing.


III
A. UNSPLICED
1. Standard
- Matched to 26" and wider (includes Common Door Widths)
- Matched to 50" wide (Common Stock Panels)

2. Custom
- Matched to custom widths.

B. SPLICED OR WHOLE PIECE
1. Standard
- to 26" - 38" wide (Door Sizes)
- to 50" wide (Panel Sizes)

2. Custom
- to custom widths
- to custom widths and lengths

3. Counter Fronts (Short Grain)
- to 60" and wider

C. SPLICED ON V-GROOVING PATTERN (MM)
- Spliced on No Pattern
- Spliced on Custom Pattern


(편집부   webmaster@woodkorea.co.kr


댓글삭제
삭제한 댓글은 다시 복구할 수 없습니다.
그래도 삭제하시겠습니까?
댓글 0
댓글쓰기
계정을 선택하시면 로그인·계정인증을 통해
댓글을 남기실 수 있습니다.
주요기사