1. Ceiling
1. Gypsum board ceiling: (no shape on the plane) Unit: M*2 Technological requirements:
a At present, wood squares processed and produced by factories are mostly used to make a net or fixed with the ceiling base. Wood square specification: 25×31mm grid specification: 311×311mm
b Ceiling gypsum board is generally 9mm thick and fixed on the keel with rust-proof screws. Gypsum board should be fixed in a stress-free state to prevent the phenomenon of bending edges and bulging.
the long side of c gypsum board should be laid along the longitudinal secondary keel. The distance between screws and gypsum board should be 15~21mm, the nail spacing should be 151~171mm, the average arrangement should be perpendicular to the board surface, and the depth of nail head embedded in gypsum board should be 1.5mm~1mm, which will not damage the paper surface, and the nail holes should be smoothed with gypsum putty.
2. Gypsum board on paper: (with molding) Unit: M2 Process requirements:
a Gypsum board is easy to use in simple molding, if the molding is complicated, it should be spliced with plywood and the joints should be treated as required. (This item is also applicable to patchwork pipes with plates, where latex paint is painted outside the wall)
c Plywood can be fixed with nails, the nail spacing is 8~151mm, the nail length is 21~35mm, and the board surface is 1.5~1.1mm. Smooth the nail holes with oily putty.
d is also suitable for the general process of gypsum board (no shaping).
3. Plastic gusset ceiling: (PVC ceiling) is mainly used in the kitchen, and the bathroom unit: M2. Technical requirements:
When a is fixed with nails, the nail spacing should not be greater than 211mm, and the plastic gusset panels should be spliced neatly, straight, without color difference, deformation and stain.
b wooden keel ceiling (not less than 25×31mm) and (rules.
the corners around c are fastened with plastic top corner lines, and the seams are tight, tight with the walls and even with gaps.
suspended ceiling project
Quality requirements: 1. Draw lines on the surrounding walls according to the design elevation of suspended ceiling, with the allowable horizontal deviation of 5 mm..
2. Allowable deviation table of suspended ceiling: (unit: mm)
Level of flat joint of project surface
Gypsum board 3 3 2
PVC board 3 3 1
2m ruler is used for inspection method, and a ruler for 5m line inspection is used for smoothness. 2. Ground
1. Wood floor: unit: m * 2 Technical requirements: < p. 5~11mm seam should be left between the substrate and the four walls.
a seam of 11~12mm should be left between the wooden floor b and the surrounding wall surface, and it should be pressed with the baseboard, so as not to expose the seam.
c the first floor of the wooden floor should be moistureproof, and the price will be raised on this basis. (asphalt paper or linoleum).
d the wooden floor is staggered, and the white glue on the back is nailed obliquely into the board from the side with the nail head not exposed.
quality requirements: 1. the shop is firmly laid, without hollowing, cracking, skew, warping, glue overflow and dirt marks.
2. The wooden floor shall be paved with straight seams and tight flat-fell seams, and the width of joints between boards shall be 1~2mm.
3. The surface layer should have no obvious scars and no obvious color difference, and it is qualified if it reaches above.
4. Generally, the foam cushion of new composite floor is laid directly on the cement floor. (If the cement floor is uneven, the joinery board can also be used as the substrate, and the price is limited to increase.)
2. Floor tiles: unit: m * 2 Technological requirements:
A Before the bathroom and kitchen floor are paved, the original stickers should be cleaned and roughed. If the original waterproof layer is damaged, waterproof treatment should be redone and our water test should be done.
b rooms with slope requirements or floor drains should be sloped according to the drainage direction, with a slope of not less than 3%.
before paving c floor tiles, first check the color number and soak them in water for at least 21 minutes, which is only suitable for using special cement as the pasting layer.
d when paving floor tiles, cement shall be used and 117 glue shall be added, and attention shall be paid to the consistency of color number and pattern during paving. And check whether there is any damage, and then paste it and pat it with a small board. You can walk for more than 4 hours after pasting, depending on the situation.
quality requirements: 1. the surface of the surface layer shall be clean and free from discoloration and dirt marks, with clear patterns and even joints, which shall meet the requirements of slope, without flooding, and be tightly and firmly combined with the floor drain.
2. The varieties, specifications, color numbers and patterns of floor tiles should be consistent. The inlay must be firm, free from hollowing (local hollowing at the corners of single board, which is not more than 5% of the total number of spot checks), and free from skew, corner loss and cracks. Joints should be within the allowable range.
3. Fine wood products
1. Curtain box: unit: M*2
Process requirements: a Use a large core board with a wicker plywood, and wrap the bottom edge with solid wood.
the bottom of box b is made of long core plates, which are firmly connected with the roof and fixed on both sides.
c nitro varnish for 6 times.
quality requirements: the surface of curtain box a is straight, without bending or deformation, and the edges are wrapped with solid wood. (It's also possible to directly splice the willow plywood at 45)
B curtain box uses large core panels as a whole.
c paint meets the requirements of paint technology, and this work meets the quality requirements of fine wood products.
2. Heating cover: unit: M
General technology: a General large core board is used as the skeleton, with wicker plywood and wicker wood lines attached outside, and skirting boards are arranged at the bottom.
part of the border of b louver is a large core board, with ordinary plastic plaid or wood grid in the middle and solid willow lines outside.
c louver is a movable part, and it is stuck by a clip. If there is a hinged door on the heating, it should be provided with a valve inspection port, and the movable door is made of large core board, with solid wood edging.
quality requirements: a radiator should be made by pay-off to achieve flatness and straightness.
b carpentry should meet the requirements of joinery and painting should meet the requirements of painting process.
3. skirting board: unit: m * 2
process requirements: a use 9mm thick multi-layer board, stick the wicker plywood on the outside, and use wicker decorative thread layering on the top.
b because the floors of general housing are not high, the height of the skirting line should generally be less than 121mm ..
quality requirements: a skirting board should be straight. if the wall is not straight, it should be leveled with cement or mortar, and the gap between skirting board and wall should be leveled with putty.
b carpentry should meet the requirements of joinery and painting should meet the requirements of painting process.
4. Wooden top corner line, hanging mirror line: unit: M
Technological requirements: A, the wooden pegs are firmly fixed under the wall. Wood line should be consistent in color, uniform in thickness, smooth in surface without pits and stubble. Distortion, the decadent need not be removed.
The splicing of decorative lines of B wood should be made at a 45 angle at the counterpart, and the cross section should be spliced after gluing. There shall be no defects such as staggered joints and detached joints at the splicing place.
the specification of c top corner line is less than 511×311mm wall top corner line, or 511mm wide flat line and the wooden lines in the same room are circled at the same level.
d woodworkers should meet the requirements of joinery and painters should meet the requirements of painting process.
quality requirements: a wooden decorative line should have no obvious color difference, uniform thickness and smooth surface. Seamless with wall and roof.
b wood decoration assembly line should be coherent, regular and coordinated, meet the requirements of fine wood products, and the paint should meet the requirements of painting process.
5. door and door cover: unit: set
process requirements: a the original door was reformed, and only the wooden keel of the original door was used. (under the condition that the original skeleton is not deformed). Five-ply plywood double-sided substrate, common curved willow plywood cover, with curved willow lines on it. Around the door, the door is covered with solid wood with a thickness of more than 8 mm.
b door cover uses large core board as the base (or multi-layer board), and the wicker plywood and wicker door cover decorative line are pasted outside. If a multi-layer board is used, a multi-layer board with a thickness of 1.2 mm shall be applied and thickened at the hinge.
quality requirements: a, there should be no obvious scar and color difference around the solid wood door. Lines, solid wood edges, and plywood should be spliced at angles, and there should be no obvious color difference and cracks, and the joint should be smooth.
b the crack of the door is straight and uniform in width. Doors and door covers shall be free from deformation and meet the requirements of fine wood products, and the paint shall meet the requirements of painting process.
6. package dumb mouth: unit: set of process requirements: see package door and door cover. Quality requirements: See door and door cover.
7. window cover: unit: m process requirements: see door cover and door cover. Quality requirements: See door and door cover.
8. Wooden dado unit: M
Technological requirements: a Clean the wall, and play with elastic thread. Make wooden keel, keel spacing, vertical keel spacing is about 5 mm, and according to the wall points qualified, horizontal keel spacing is about 411 mm.
b if the first floor should be moistureproof, the price should also be limited.
c after nailing the multi-layer board as the cushion on the keel, paste the common willow plywood and nail the willow wood line for shaping.
quality requirements: a wooden dado should have no obvious color difference, beautiful, flat and level. Seamless with the wall, firm and without deformation. The large surface is flat, and the small surface is straight and smooth.
b carpentry should meet the requirements of joinery and painting should meet the requirements of painting process.
9. heating supervisor: unit: M
process requirements: a. make wooden keel, multi-layer board cushion, wrap the wicker plywood, and brush varnish. Or plasterboard batch putty, brush interior wall coating, but must use glass fiber mesh adhesive tape for plate joint treatment.
quality requirements: meet the requirements of wood products, and the paint conforms to the painting process.
11. Hanging cabinet: unit: group (width 811mm)
Technological requirements: 1. Ordinary large core board is framed, and wicker plywood is paved outside. Layer by layer, the cupboard door is made of curved willow plywood outside the big core board to make curved willow solid wood edge. Paint with varnish.
2, or ordinary large core board skeleton, solid wood edge, layer by layer, putty and white nitrocellulose paint.
3, meet the requirements of fine wood products, and the paint conforms to the painting process.
4. The laminate is a large core board, and the solid wood shall be filled with putty in the front cabinet and painted with water for 1 times.
11. closet: unit: group (width 811mm)
process requirements: quality requirements: refer to the closet.
12. Fire-proof floor cabinet (including kitchen floor cabinet): Unit: Group (811 mm wide)
Technological requirements: 1. Ordinary large core board is framed, with layers of boards, and hemmed with solid willow wood, including framed doors and door edges.
2. The cupboard door is made of two layers of 9mm thick multi-layer boards, with fire-proof boards attached outside and solid wood edging. Solid wood brush varnish or nitrocellulose enamel with the same color.
3. Laminated large core board, with solid wood at the front, filled with putty in the cabinet, and painted with water for 1 times.
quality requirements: refer to the quality requirements of fire-proof panel cabinets.
requirements for joinery products:
1. The wood species, material grade, moisture content and anti-corrosion treatment of joinery products must be in accordance with the Regulations on Construction and Acceptance of Timber Structures (GBJ216-83).
2, fine wood products and grass-roots (or wooden keel) must be fixed with nails, without looseness.
3. The wicker plywood can't be used alone. It must be fixed on the base such as multi-layer board and large core board, and it needs to be fixed with glue and gun nails. The nail spacing is 81~151mm, and the nail length is 25 ~ 35 mm. The nail should be more than 1.5mm when it is knocked into the board surface, and it should be leveled with oily putty.
4. The wicker-wicker plywood shall be of Grade A or above, and there shall be no quality problems such as bending, deformation, cracking, blistering, scratches and stains.
5. At the plane splicing, the willow plywood should be planed flat, with similar patterns and colors, and the seam width at the joint should be less than 1mm, which should be consistent, straight, smooth and smooth.
6. White pine should be dried white pine. When white pine is used as skeleton or keel, the size should not be less than 25×31mm, if there is any special size requirement, it should be reduced, but the specifications should be consistent. Connect with round nails and add glue. After the round nails are flattened, knock them into the board surface about 1.5mm or more along the board line.
7. When making cabinets, warm covers, cupboard doors, etc., the double-wrapping method using white pine as skeleton is not provided. Because this practice will deform the product, if the customer requests, the consequences should be explained, and this practice will not be evaluated by quality inspection.
8. The willow wood line shall be dry, free from obvious joint marks, cracks and chromatic aberration, with consistent specifications and dimensions, smooth surface and no distortion. The joint cutting angle is generally 45, and the joint shall be smooth and tight, without obvious gaps.
9. The installation of fine wood products should be horizontal and vertical, and the top line of the same room should be circled at the same level.
11. The surface of fine wood products should be similar in texture, with the root of wood grain downward, symmetrical, consistent in color, pollution-free, straight and smooth.
11, panel joint position, window cover plate should be more than 2m from the ground, door cover plate should be less than 1.2m from the ground.
12, fine wood products should be straight lines, cut neatly, joint tightly, close to the grassroots, and the wall size is consistent.
13. When the surface covers of fine wood products are spliced at the corners, they are generally connected diagonally.
14. The drawer should be made of multi-layer board with large core board and solid wood wrapped around it, and the drawer rail should be used.
15, it is forbidden to use particleboard, because particleboard is easy to absorb moisture and bend. If the customer requests to use it, it should be indicated in the contract, and this practice will not be evaluated by quality inspection.
16. See Table
Item Grade Quality Requirements
Fine wood products are made with correct dimensions, smooth surface, straight lines
Excellent dimensions, flat and smooth surface, square edges and straight lines, and no defects such as nail caps, gouges, burrs and hammer sockets are exposed.
The installation of fine wood products is qualified. The installation position is correct, the cutting angle is neat, and the joint is tight.
The excellent installation position is correct, the cutting angle is neat, overlapping, the joint is tight, straight and smooth, and it is close to the wall. The size of the wall is consistent
the allowable deviation method of the project is used to check
the wallboard:
the upper opening is straight
the vertical surface is flat 3mm 5m
2mm full height messenger wire
2mm 1 foot
windowsill board
the height difference between the two ends of the curtain box is 2mm
with a level. The length difference between the end and the window is 3mm
The upper opening of the hanging mirror line is straight 3 mm and 5 m. 4. Paint
A, nitro varnish
Process requirements:
1. Clean the wood surface, nail it, free from dirt and dirt, and polish it with sandpaper, water stains and glue stains, pencil lines must be wiped clean, and corners should be polished.
2. Brush the paint flake water once, adjust the putty to fill the hole, and the putty must be slightly higher than the plane, and then polish it with sandpaper to meet the requirements of smooth surface, and there is no floating ash on the wood surface.
3. For varnishes with tonal requirements, the required pigments should be mixed into the putty to form a paste, and the paste putty should be coated on the wooden surface with cotton yarn.