Strand Woven Bamboo Flooring Standard GB/T 30364-2013

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.

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 ≤3 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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