Quality Control Plan 质量控制计划
No. |
Process |
Test Item |
Standard |
AQL |
1. Raw Material Receiving and Inspection原材料进厂检测 |
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1.1 |
Strand Woven Bamboo Top Layer 重竹表板 |
Size 尺寸 |
(Raw material length)长度为≥1860mm |
3 pc/plt/batch 3片/托/批次 |
Appearance 外观 |
(No worm holes allowed)虫眼不允许 (No crack allowed)开裂不允许 (No severe hollow allowed)严重空洞不允许 |
5%/batch 5%/批次 |
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Moisture content 含水率 |
Moisture content≤12% 含水率≤12% |
5%/batch 5%/批次 |
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Swelling 膨胀率 |
Less than 4% in width, less than 10% in thickness 宽度膨胀率≤4%,厚度膨胀度≤10% |
1 time/batch 1次/批次 |
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1.2 |
HDF core HDF基材 |
Size 尺寸 |
(Raw material length)长度为≥2440mm (Raw material width)宽度为≥1240mm (Raw material thickness)厚度为≥8mm |
3 pc/plt/batch 3片/托/批次 |
Appearance 外观 |
分层开胶、鼓泡不允许 Glue delaminate,blistering not accepted 平整度≤相对边长度的0.3% Linearity≤0.3% of length |
5%/batch 5%/批次 |
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Moisture content 含水率 |
Moisture content 6-9% 含水率6-9% |
5%/batch 5%/批次 |
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Swelling 吸水膨胀率 |
Swelling≤9% 吸水膨胀率≤9% |
1 time/batch 1次/批次 |
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Density 密度 |
Density密度≥0.83g/cm3 (Even density板内密度均匀) |
3 pc/plt/2batch 3片/托/2批次 |
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CARB & EPA |
HDF supplier has CARB、EPA certificate HDF供应商有CARB,EPA认证 |
1 time/batch 1次/批次 |
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1.3 |
Poplar backboard 杨木底板 |
Size 尺寸 |
(Raw material length)长度为≥1900 mm (Raw material width)宽度为≥1250mm (Raw material thickness)厚度为≥2.3mm |
3 pc/plt/batch 3片/托/批次 |
Appearance 外观 |
No decay,mould,overlapping 不允许腐朽、不允许的霉变 Seam <2mm, no overlapping 拼缝<2mm,不允许拼接 |
5%/batch 5%/批次 |
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Moisture content 含水率 |
Moisture content ≤10% 含水率≤10% |
5%/batch 5%/批次 |
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2. Production On-site Inspection |
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2.1 |
Sorting 分选 |
Color 颜色 |
Compare with reference, raw material will be sorted to dark, medium, light 与色板对照,原料AB级分为深,中,浅三种颜色 |
100% 片检 |
Appearance 外观 |
No mould, worm holes allowed. No splitting on surface allowed. No major color deviation allowed. 霉变虫眼不允许,表面斜丝不允许,板面色差不明显 |
100% 片检 |
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2.2 |
Fix length 定长 |
Length 长度 |
Only maximum +0.5mm allowed 只允许正公差0.5mm |
5pcs/hour 5片/小时 |
2.3 |
Fix thickness 定厚砂光 |
Thickness 厚度 |
Only maximum +0.15mm allowed 只允许正公差0.15mm |
5pcs/hour 5片/小时 |
No sanding marks and burning marks allowed 不允许砂光印和焦痕 |
100% 片检 |
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2.4 |
Balance 平衡 (Dry Oven 干燥窑) |
Time 堆放时间 |
Conditioning room should adjust to the corresponding moisture content and stack for 7 days. 根据需要的含水率调好相应平衡含水率环境下堆放7天左右 |
3 pc/plt/batch 3片/托/批次 |
Moisture content 含水率 |
Top board7-8%,HDF 6-9%,base board 5-6% 表板含水率7-8%,HDF含水率6-9%,底板含水率5-6% |
3 pc/plt/batch 3片/托/批次 |
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2.5 |
Pressing 压机复合 |
Pressure 压力 |
Calculate gauge pressure using area and 12mps/cm2. 根据复压面积和单位压力为12mps/cm2算出表压 |
100% 片检 |
Temperature 温度 |
Temperature should be controlled between 85-90 degree C for hot press glue. 热压胶的温度控制在85--90度 |
100% 片检 |
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Time 时间 |
Hot press: 2mm board maintain pressure for 5 min and for 3mm board maintain pressure for 6 min (1 min/mm). 热压:2mm表板保压5分钟,3mm保压6分钟,依次1分钟/mm; Cold press: Maintain pressure for 45 min. 冷压:保压45分钟 |
100% 片检 |
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Glue quantity 涂胶量 |
140-160g/m2 glue used for hot press glue; 热压胶单层涂胶量为160--140克/㎡ 190-200 g/m2 glue used for cold press glue 冷压胶为190-200克/㎡ |
100% 片检 |
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2.6 |
Stacking & Aging 堆放陈化 |
Time 堆放时间 |
Stack in conditioning room for 7 days. 堆放养生7天 |
3 pc/plt/batch 3片/托/批次 |
2.7 |
Splitting 剖分 |
Length 长度 |
(T&G)平扣:(Finished product length)成品长度+10mm, ±0.5mm (Unilin click)锁扣:(Finished product length)成品长度+15mm, ±0.5mm |
5pcs/hour 5片/小时 |
Width 宽度 |
(T&G)平扣:(Finished product width)成品宽度+8mm, ±0.2mm (Unilin click)锁扣:(Finished product length)成品宽度+12mm, ±0.2mm |
5pcs/hour 5片/小时 |
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Thickness 厚度 |
Final product thickness, only +0.15mm allowed. 成品厚度,只允许正公差0.15mm |
5pcs/hour 5片/小时 |
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2.8 |
2-layer UV primer 2道底漆 |
Appearance 外观 |
No contamination allowed. No exposed undercoat allowed. No blistering and visible split fiber allowed. No distinct paint agglomeration allowed. 板面污染不允许,漏漆不允许,漆膜鼓泡跳丝不允许,不允许明显堆漆挂漆 |
100% 片检 |
Solidification 固化程度 |
The surface should not stick hand 以不粘手为准 |
100% 片检 |
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2.9 |
Precise grooving 开槽榫 |
Unilin size 锁扣尺寸 |
Fit and compare with sample reference 用模板互拼和对比检测 |
5pcs/hour 5片/小时 |
Bevel 倒角 |
Bevel size should match reference 倒角大小要与样品一致 |
5pcs/hour 5片/小时 |
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Height difference, Squareness 高低差,直角度 |
Height difference ±0.1mm, Squareness ≤0.15mm 高低差±0.1mm,直角度≤0.15mm. |
5pcs/hour 5片/小时 |
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Gap 拼接离缝 |
Gap between boards 拼接离缝≤0.15mm |
5pcs/hour 5片/小时 |
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3. Semi-finished products inspection半成品检验 |
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Appearance 外观 |
No splintering in T+G/unilin connector. 榫槽毛刺不允许 |
5pcs/hour 5片/小时 |
Peeling 浸渍剥离 |
delaminate≤1/3 length, max 1pcs 开胶≤胶层1/3,至多允许一片 |
1 time/batch 1次/批次 |
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Warping 敲曲度 |
Warp<1% length, Cupping <0.5% length 下弯标准1%的板长,翘曲的标准的0.5%板长 |
5pcs/hour 5片/小时 |
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4. Finished products inspection成品检验 |
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4.1 |
UV painting (7-layer primer and 2-layer topcoat) 7道底漆+2道面漆 |
Appearance 外观 |
No contamination allowed. No exposed undercoat allowed. No blistering and visible split fiber allowed. No distinct paint agglomeration allowed. No distinct waving allowed. Color and clearness should match with reference. 板面污染不允许,漏漆不允许,漆膜鼓泡跳丝不允许,不允许堆挂漆,允许不明显波纹,上色的色系要相符和油漆清晰度与样板相符 |
5pcs/hour 5片/小时 |
Gloss 油漆光泽度 |
Compare with reference, Gloss range is ±5% 与样品对照,亮度范围为±5度 |
5pcs/hour 5片/小时 |
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Adhesion, Wear layer, Paint hardness 附着力,耐磨度,硬度 |
Adhesion ≥level 1, Wear layer≤0.08g/100r, Paint hardness≥2H 附着力≥2级,油漆耐磨度≤0.08g/100r,漆膜硬度≥2H |
2 time/batch 2次/批次 |
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4.2 |
Packing 包装入库 |
Shipping box packaging 出货包装 |
Shipping box size, construction & shipping marks 外箱大小,结构及出货唛头 Cardboard color卡板颜色 Pieces per box每箱数量 Boxes per pallet每托盒数 UPC bar code UPC条形码 Unilin sticker Unilin标签 Production date label生产日期标签 CARB/EPA label CARB/EPA标签 |
100% 片检 |
Color Shade 色调深中浅 |
Compare with Standard sample. Final product sort to Light=Yellow, Medium=Green, Dark=Red and put corresponding label on cartoon 跟标准样品对比,最终产品分选出浅=黄色,中=绿色,深=红色,并在纸箱上贴上对应的标签 |
100% 片检 |