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Strand Woven Bamboo Flooring Standard GB/T 30364-2013

Standard Specification for Outdoor use the anti-corrosion of real wood floor, Outdoor use the anti-corrosion of real wood floor Appearance And Quality Requirements.

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QUALITY CONTROL STANDARD-STRAND WOVEN BAMBOO FLOORING


SCOPE


This standard specifies the definition, classification, requirements, testing methods, testing rules and marks, package,transportation, and storage of strand woven bamboo flooring.

This standard is applicable to the flooring made from strand woven bamboo.


TECHNICAL REQUIREMENTS


Size and Deviation

Length: Indoor 0.5mm, outdoor 0.5mm

Width: Indoor 0.15mm, the difference between the maximum and minimum values 0.2mm;

      Outdoor 0.5mm, the difference between the maximum and minimum values 0.75 mm

Thick: Indoor 0.3mm, the difference between the maximum and minimum values 0.2mm;

     Outdoor 0.3mm, the difference between the maximum and minimum values 0.2mm

Warp: Width warp upon 0.2mm, width warp down 0.15mm;

Length warp upon 1.0mm, length warp down 0.5mm;

Straightness of the edges: 0.2mm

Height difference: indoor Hmax 0.3mm

Gap: Indoor 0.4mm

The difference of groove and tongue: Indoor: 0.1-0.4mm

Note: After negotiation between the supplier and the customer, products with other specifications can also be manufactured.


The Appearance & Quality Requirements


Indoor Strand Woven Bamboo Flooring

Item

Grade

Superior

Qualified

Unplanned,

planed trace

Surface

Not allowed

Side

Not allowed

Not obvious

Back

Allowed

Rabbet deformity

Length of deformity

Not allowed

Sum length 10% of board,

Per length of deformity 3mm

Width of deformity

Not allowed

40% width of tongue

Wane

Not allowed

Broken thorn (jump wire)

Not allowed

Split

Not allowed

Gap

Surface

Not allowed

Not obvious

Back

Not obvious

Glue line

Not obvious

Cutter and chatter mark

Not allowed

Not obvious

Pin hole (0.5 mm)

Surface

Not allowed

5 pcs/board

Back

Allowed

Nib

Not allowed

Not obvious

Exposed undercoat

Not allowed

Wrinkling

Not allowed

1% of board

Fatty edge

Not allowed

Not obvious

Blister (0.5 mm)

Not allowed

pcs/board

Staining

Not allowed

5% of board

Mildew/Mold

Not allowed

Not obvious

Decay

Not allowed

Note: "Not too obvious"--- under natural lighting conditions, with normal eyesight, at a distance of 0.4m from the flooring, it can not be observed with naked eyes easily.


Outdoor Strand Woven Bamboo Flooring

Item

Grade

Superior

Qualified

Unplaned

Surface, Side

Not allowed

Back

Allowed

Wane

Surface

Not allowed

Not obvious

Back

Allowed

Broken thorn

Not allowed

Not obvious

Split

Not allowed

Not obvious

Gap

Not obvious

Decay

Not allowed

Mildew/Mold

Not allowed

Not obvious

Rabbet deformity

Length of deformity

Not allowed

Sum length 10% of board,

Per length of deformity 3mm

Width of deformity

Not allowed

Scratches

Surface

Not allowed

Not obvious

Back

Allowed

Blister

Surface

Not allowed

Not obvious

Back

Allowed

Exposed undercoat

Not allowed

Pin hole

Surface

Not allowed

Not obvious

Back

Allowed

Wrinkling

Surface

Not allowed

5% of board

Back

Allowed

Rabbet deformity is applicable to inspection items with rabbets, for other types of flooring, they can be inspected after negotiation of two parties; "Varnished processing defects shall be applicable to painted outdoor strand woven bamboo flooring, for other outdoor strand woven bamboo flooring with other types of coating, they can be inspected after negotiation of both parties.

Note: "Not too obvious"---- under natural lighting conditions, with normal eyesight, at a distance of 0.4m from the flooring, it can not be observed with naked eyes easily.


Physical and Chemical Performance Requirements


Indoor Strand Woven Bamboo Flooring

Item

Technical data

Moisture content

6.0-15.0%

Density

0.80g/cm3, the difference between maximum and minimum value 0.10g/cm3

Width of water absorption rate

4.0%

Thick of water absorption rate

10.0%

Horizontal shear strength

12.0MPA

Wear abrasion resistance

≤0.15g/100r, coating film did not grind through

Film adhesion

level 3

Surface impact resistance

press mark 10mm, no split

Suface fouling resistance

No stain, no decay

Formaldehyde release

0.6mg/L (carb2)


Outdoor Strand Woven Bamboo Flooring

Item

Technical data

Superior

Qualified

Moisture content

6.0-15.0%

Density

0.80g/cm3, the difference between maximum and mimimum value 0.10g/cm3

Width of water absorption rate

3.0%

4.0%

Thick of water absorption rate

5.0%

10.0%

Horizontal shear strength

12.0MPa

10.0MPa

Vapor resistance of the surface

No fissure, no blistering

Anti-mildew and color variation resistance

Mildew/Mold

the damaged degree is 0

the damaged degree is 1

Stain fungus

the damaged degree is 1

the damaged degree is 2

Anti-corruption performance

Grade 1


PACKING


Marks

Grade, type, production date, inspector code and date of inspection shall be marked on the product, or marks shall be stamped on the product based on supply-demand contract.


Package

The name of manufacturer, factory, post code, contact, brand, standard codes for the execution of products, specification & dimensions, grade, color, quantity and date of production and etc.


Transportation

The way of delivery of products shall be decided by both parties. Surface scratches and bumps shall be avoided during transportation, and the goods shall be safe from the influence of rain, dampness, exposure to direct sunlight and distortion.


Storage

The products shall be laid evenly and tidily, the surface of board shall not in direct contact with the ground, and measures shall be taken to avoid distortions.Based on their category, specification & dimensions, color and grades, they shall be piled up independently with special marks on every stack. The site for storage shall be free of rain, dampness, strong sunlight and shall be kept away from fire sources.

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1.  Appearance & Quality Requirements Defects Items Standard Defects, fissures, wrinkles, holes Not allowed (a)Offset printing, delamination, peeling Not allowed (b)Spots, bubbles, scratches, discoloration etc. Not obviously (a) is suitable for heterogeneous floor (b) can be agreed according to the contract between the supplier and the buyer   Item Superior product Qualified product Frosting mark and water mark Not allowed  ≥ 3% the area of the board Scratches Not allowed Press mark Not allowed Previous spots of impregnated paper Not allowed Gloss unevenness Not allowed  ≥ 3% the area of the board Spots,dirt and similar surface defects Not allowed ≤ 10mm², 每米长允许一个allowable 1pc/m Blister Not allowed Bubble Not allowed Tearing of impregnated paper Not allowed Bare substrate spots due to defective surface covering Not allowed Fissure on the surface Not allowed Delamination Not allowed Tongue and corner deformity Not allowed   2. Size And Deviation Length  ≤ 0.1% of length Width ≤ 0.2mm, the difference between the maximum and minimum values ≤0.1 mm mm +0.13mm to -0.10mm,最大值与最小值绝对值不超过(maximum variation)≤0.1mm Straight Angle qmax≤0.20mm straightness smax≤0.20mm Height difference average value ≤ 0.10mm, Hmax ≤ 0.15mm Gap average value≤ 0.07 mm, Gmax ≤0.1 mm Model of click 应与确认的钢模相同should be the same as the confirmed steel model   3. Physical And Chemical Performance Requirements Gloss matte (3~10)±2° semi-matte (15~25)±2° glossy 25以上(more than 25)±2° Tensile Strenght 5cm/120N: 4.0mm≥100N 5.0mm≥120N Ply Adhesion 60N/5cm Curl after 6hrs at 80℃ Laboratory Oven for 6hrs&80℃ then measure with a Vernier: ≤1mm Dimensional Stability Laboratory Oven for 6hrs&80℃ then measure with a Vernier:≤0.1% Dimensional changes after heating WPC 65℃≤0.2%,SPC 80℃≤0.1% abrasion resistance  ≥0.015g/1000转(r) Abrasion resistance Paint film scriber ≥4B Surface scratch resistance Surface decorative pattern is not scratched under 4.0N's force. Indentation ≤0.05mm Formaldehyde release  No Formaldehyde Bibulous rate ≤3%     Packing Product Mark Before the products are stored, they should be tagged in proper parts with their product models, trademarks, production dates, etc.   Packing Mark The standard codes , factory name, address, product name, production date, trademarks, specifications, formaldehyde release sign, type, grade, quantity, etc.   Package A product shall be packed based on its category, specification and grade. The enterprises shall provide detailed instruction books and manuals according to the characteristics of a product. The package shall protect products from being hit,scratched or stained. Packing requirements shall only be settled after negotiation between two parties.

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