T/CNFPIA 3018-2021 Dip-coated paper veneer ultra-thin fiber board composite plywood
T/CNFPIA 3018-2021 Dip-coated paper veneer ultra-thin fiber board composite plywood
Basic Information
Scope
Scope: This document specifies the classification, requirements, testing methods, inspection rules, and marking, packaging, transportation, and storage of composite plywood with a surface decorated with extremely thin fiberboard impregnated with thermosetting resins. This document applies to composite plywood with a surface decorated with extremely thin fiberboard impregnated with thermosetting resins. Main technical content: 3. Terms and definitions: The terms and definitions defined in GB/T 18259—2018 and the following terms and definitions apply to this document. 3.1 Composite plywood with a paper-impregnated thermosetting resin surface decorated on a plywood substrate (see Figure 1). T/CNFPIA 3018—20212 Figure 1: Structural schematic diagram of composite plywood with a surface decorated with extremely thin fiberboard impregnated with paper-impregnated thermosetting resins. 1—Paper-impregnated thermosetting resin surface layer; 2—Extremely thin fiberboard surface layer; 3—Plywood substrate. 3.2 Luster: The ratio of the specimen's specular reflection to that of the same reference surface under a specified angle of incidence. Expressed as a percentage, the percentage may be omitted and replaced by a luster unit. [Source: GB 8807—1988, Section 3.1] 4. Classification 4.1 By surface condition: a) Flat surface decorated with extremely thin fiberboard impregnated with thermosetting resins; b) Embossed surface decorated with extremely thin fiberboard impregnated with thermosetting resins. 4.2 By surface luster performance: a) High luster; b) Bright luster; c) Matte luster; d) Ultra-matte luster. 5. Requirements 5.1 Appearance quality: The appearance quality of the product is divided into superior grade, first grade, and qualified grade. The appearance quality of double-decorated products shall comply with the requirements of Table 1. The appearance quality of single-decorated products shall comply with the front-side requiremen