Wooden shelving racks, adjustable and non-adjustable type

IS 7070: Scope Summary

• Scope covers: Specifications for timber racks including materials, finishes, and dimensions.
• Materials: Timber species must comply with IS 13622:1993 for ECO Mark (plantation timber, not natural forests).
• Medium Density Fibreboard (MDF): For ECO Mark, MDF must meet IS 12406:1988.
• Finishes: Paints, enamels, polish, varnishes must conform to relevant IS standards for air-drying and stoving finishes (Clause 3.8).
• Dimensions & Tolerances: Detailed in Clause 9.1 (general requirements).
• Referenced Standards: Annex A lists necessary Indian Standards adjunct to IS 7070.

Key References for Scope

This ensures sustainable timber use and quality finishes as per Indian standards.

IS 7070: Referenced Indian Standards - Key Points

• Annex A (Clause 2.1) lists essential Indian Standards related to timber, plywood, adhesives, finishes, and structural steel relevant to wooden shelving racks.

• Clause 10.1 mandates marking all wooden shelving racks with the manufacturer's identification.

• Clause 3.8 requires paints, enamels, polish, and varnish to conform to relevant IS standards for air-drying and stoving finishes.

Important Notes:

• Use IS 2:1960 for rounding off numerical test results.
• BIS governs the use of the Standard Mark ensuring quality and conformity.
• Refer to the latest amendments and revisions for compliance.

graph LR
A[IS 7070] --> B[Timber Moisture - IS 287]
A --> C[Plywood - IS 303]
A --> D[Timber Preservation - IS 401]
A --> E[Adhesives - IS 4835, IS 5807]
A --> F[Finishes - IS 5807 Parts]
A --> G[Structural Steel - IS 1977]

For detailed specifications, consult the respective IS documents listed in Annex A.

Key Materials Specifications from IS 7070 (Relevant Clauses)

• Timber:

  • Use species as per IS 13622:1993 - Indian timber for furniture and cabinets.
  • Moisture content limits per IS 287:1973 (max permissible moisture for timber in different climate zones).

• Plywood:

  • Must conform to IS 303:1989 - Specification for plywood for general purposes.

• Wood-based boards:

  • Particle boards: IS 3087:1985 (medium density).
  • Veneered particle boards: IS 3097:1980.
  • Blockboards: IS 1659:1979.
  • Decorative plywood: IS 1328:1982.

• Adhesives:

  • Polyvinyl acetate dispersion adhesives: IS 5807 (in parts).
  • Casein glue: IS 849:1957.

• Finishes:

  • Paints, enamels, polish, varnish to conform to relevant IS standards (Clause 3.8).
  • Finishing code: IS 2338 (in parts).

• Preservation:

  • Timber preservation per IS 401:1982.

Summary Table of Key IS Codes for Materials

Notes:

• All materials must meet BIS quality control

IS 7070 - Dimensions and Tolerances for Wooden Shelving Racks

Key Dimensions (Clause 4.1)

• Height: 900 to 4800 mm in 300 mm increments
  • Add 75 mm clearance per height (e.g., 975 mm to 4875 mm total height)
• Width: 900 mm (fixed)
• Depth: 300, 400, 500, 600 mm

Tolerances (Clauses 4.3 & 5.1)

• Overall dimension variation: ±5 mm
• Rectangularity tolerance: ±8 mm difference between diagonals of shelving rack rectangle

Clearance for Recesses (Note)

• Minimum clearance on each side: 10 mm

Summary Table

flowchart LR
    A[Wooden Shelving Rack] --> B[Height: 900-4800 mm + 75 mm clearance]
    A --> C[Width: 900 mm]
    A --> D[Depth: 300,400,500,600 mm]
    B --> E[Tolerance: ±5 mm]
    C --> E
    D --> E
    A --> F[Rectangularity: ±8 mm diagonal difference]
    A --> G[Clearance: 10 mm each side]

This ensures shelving racks fit well with minimal dimensional variation and maintain structural squareness.

IS 7070: Construction and Joinery - Key Points

Adhesives (Clause 3.6)

• Adhesives must conform to:
  • IS 849 : 1951 (Casein and animal glue)
  • IS 4835 : 1979 (Synthetic resin adhesives)

Joinery Details (Clause 5.2 & 5.2.1)

• Joinery for shelving racks per IS 3845 : 1966.
• Back fixed to sides, top, bottom by:
  • Straight butt joint recessed by half-lap cut, secured with glue + wood screws.
  • OR Double half-lapped or straight butt joint with glue + screws, adjusting width accordingly.

Wood Specifications (Clause 3.5)

• Use timber species per IS 399 : 1963 (furniture-grade).
• Timber must be seasoned with moisture content per IS 287 : 1973 (climatic zones).
• Wood quality per IS 1331 : 1977.
• Preservation treatment for concealed/non-durable wood per IS 401 : 1982.

Summary Table of Relevant IS Codes

flowchart LR
    A[Timber Selection (IS 399)] --> B[Seasoning (IS 287)]
    B --> C[Wood Quality (IS 1331)]
    C --> D[Preservation (IS 401)]
    D --> E[Joinery Details (IS 3845)]
    E --> F[Adhesive Use (IS 849 / IS 4835)]
    F --> G[Final Assembly]

This ensures durable, quality joinery in shelving racks per IS 7070.

IS 7070: Assembly Key Points

• Assembly Method (Clause 6.1):

  • Components joined using glue + screws under pressure.
  • Pilot holes must be pre-drilled before screw insertion.
  • Screws should be dipped in glue before driving for better bonding.

• Surface Finishes (Clause 3.8):

  • Paints, enamels, polish, varnish must conform to relevant IS standards.
  • Suitable for air-drying or stoving finishes.

• Knocked Down Condition (Clause 9.2):

  • Manufacturer to supply components ready for quick joining.
  • Complete fixing instructions must be provided.

Assembly Process Summary

flowchart TD
    A[Wood Panel] --> B[Drill Pilot Hole]
    B --> C[Apply Glue on Screw]
    C --> D[Drive Screw into Pilot Hole]
    D --> E[Secure Under Pressure]

Note: No explicit formulas or tables are provided in IS 7070 for assembly; follow the above procedural specifications for optimal results.

IS 7070 - Finishing: Key Specifications & Tests

• Finishing Methods (Clause 7.1):

  • Surface finish shall be waxed, French polished, or painted.
  • Application must follow IS 2338 (Part 1): 1967.
  • Paint types: clear lacquer, melamine resin-based, polyurethane paint per manufacturer's guidelines.

• Performance Requirements (Clause 3.8):

  • Paints, enamels, polish, varnish must meet relevant IS standards for air-drying and stoving finishes.

• Resistance Tests:

  • Resistance to Marking by Liquids (Clause 8.5):
    • Tested per IS 5807 (Part 4): 1975.
    • Minimum average rating as per Clause 8 of IS 5807 (Part 4).
  • Resistance to Marking by Oils and Fats (Clause 8.4):
    • Tested per IS 5807 (Part 3): 1971.
    • Must comply with Clauses 5 & 6 of IS 5807 (Part 3).

Summary Table of Finishing Requirements

flowchart TD
    A[Surface Preparation] --> B[Apply Finish]
    B --> C{Finish Type}
    C -->|Wax| D[Waxing]
    C -->|French Polish| E[French Polishing]
    C -->|Paint| F[Painting per IS 2338]
    F --> G[Use Clear Lacquer / Melamine / PU Paint]
    G --> H[Follow Manufacturer's Instructions]
    H --> I[Performance Testing]
    I --> J[Resistance to Liquids (

IS 7070: Performance Requirements of Finish - Key Points

1. Finishing Methods (Clause 7.1)

• Surface finishes: Waxed, French polished, or painted.
• Application must follow IS 2338 (Part 1): 1967.
• Clear lacquer, melamine resin-based paint, polyurethane paint: apply per manufacturer's instructions.

2. Paints and Finishes Standards (Clause 3.8)

• Paints, enamels, polish, varnish must conform to relevant Indian Standards for:
  • Air-drying finishes
  • Stoving finishes

3. Testing Finished Surface (Clause 5.5)

• Tests required:
  • Impact test
  • Cross-cut test
  • Scrape test
• Conduct as per IS 5807 (Part 6): 1978.
• Ratings must meet Clause 5.5 of IS 5807 (Part 6): 1978.

4. Resistance to Marking by Liquids (Clause 8.5)

• Test finished surface as per IS 5807 (Part 4): 1975.
• Minimum qualifying average ratings per Clause 8 of IS 5807 (Part 4): 1975.

Summary Table: Finish Performance Tests

This ensures durability, appearance, and resistance of finishes on wood products per IS 7070.

IS 7070: Additional Requirements for ECO Mark

Key Specifications for ECO Mark (Clause 9)

• Timber Species (Clause 3.5.1):
  Only timber species from IS 13622:1993 are allowed, sourced exclusively from non-natural forests such as:

  • Industrial and social forestry plantations
  • Shade trees from tea and coffee estates

• Medium Density Fibreboard (MDF) (Clause 3.6):
  MDF used must comply with IS 12406:1988 requirements specifically for ECO Mark.

• Particle Board (Clause 3.1):
  Particle board must conform to IS 3087:1985 requirements for ECO Mark.

Certification (Clause 9.2)

• Manufacturer must submit documentary evidence (certificate or declaration) to BIS to apply for ECO Mark.

Summary Table

This ensures sustainable sourcing and compliance with ECO-friendly manufacturing practices under IS 7070.

IS 7070 - Marking and Labelling of Wooden Shelving Racks

Key Specifications (Clause 10.1)

• Marking Requirement:
  All wooden shelving racks must be marked with a suitable mark identifying the manufacturer.

Related Standards for Marking & Finishing

• IS 5807 (Parts 1-6):
  Covers resistance tests for finishes, including:

  • Part 1: Resistance to dry heat
  • Part 2: Resistance to wet heat
  • Part 3: Resistance to marking by oils and fats
  • Part 4: Resistance to marking by liquids
  • Part 6: Resistance to mechanical damage

• IS 2338 (Part 1): Code of practice for finishing of wood and wood-based materials (operation and workmanship).

• IS 287: Maximum permissible moisture content for timber in different climates.

Important Notes

• Marking ensures traceability and quality assurance under BIS licensing.
• Finishes (paints, varnishes) must conform to relevant Indian Standards (Clause 3.8).
• Resistance to marking by liquids and other agents must meet IS 5807 standards.

Summary Table: Marking & Labelling Requirements

flowchart TD
    A[Wooden Shelving Rack] --> B[Mark Manufacturer's ID (Clause 10.1)]
    B --> C{Finish Quality}
    C --> D[Paints/Polish per IS 2338]
    C --> E[Resistance Tests per IS 5807 Parts 1-6]
    A --> F[Moisture Content Control per IS 287]
    A --> G[Adhesives per IS 4835, IS 849]

This ensures compliance with BIS quality control and traceability for wooden shelving racks.