Metal wire woven dense mesh filter, metal wire woven mesh, metal wire dense mesh, metal wire mat mesh introduction

2024-07-29 16:30:23 wiremeshxr

Metal Wire Woven Dense Filter, Metal Wire Woven Mesh, Metal Wire Dense Mesh, Metal Wire Mat Mesh Introduction
Metal Wire Woven Dense Filter is mainly used for gas, liquid filtration and other media separation.　　is produced
according to the JB/T5979-92 standard of the machinery industry . This standard refers to the international standard ISO4783/1-1990 " Metal Wire Woven Mesh -Guidelines for Combination of Mesh Apertures and Metal Wire Diameters-Part 1 General Principles". The weft wires in the metal wire woven dense mesh are densely arranged, using plain weave and twill weave methods. Metal Wire Woven Dense Filter, the basic aperture filtration degree is 315-5μm

The metal wire woven dense mesh filter is a high-precision filter mesh carefully woven from high-quality brass, pure nickel and stainless steel wire .

Metal Wire Woven Mesh

This standard adopts ISO 4783.1:1980 << Industrial wire screens and wire meshes - Guide to the selection of mesh size and wire diameter combinations - Part 1: General>>.

1 Main content and scope of application

This standard specifies the types and sizes of metal wire woven dense mesh , technical requirements, inspection methods, acceptance rules, and marking, packaging, transportation and storage.

This standard applies to metal wire woven dense mesh for gas, liquid filtration and other media separation .

2 Reference standards

GB 5330 Industrial wire woven square hole screen

GB 8605 Industrial metal wire

GB 10611 Industrial mesh,　mesh size series

3Structural type and size

3.1 Structural type

The structure of the metal wire woven dense mesh has two types: plain weave (as shown in Figure 1) and twill weave (as shown in Figure 2).

3.1 Size

The specifications, main parameters and dimensions of the metal wire woven dense mesh shall comply with the requirements of Table 1.

Table 1

model	Basic aperture Reference value μm	Effective cross-sectional rate%	Net weight per unit area kg/ ^m2	Net thickness mm	Equivalent Imperial Mesh Diameter × weft mesh/25.4mm
MPW 28	315	14.2	5.24	1.97	7.24×44
MPW 32	300	20.4	4.04	1.53	8.49×62
MPW 40	250	21.5	3.16	1.21	10.2×79
MPW 45	224	21.2	2.84	1.08	11.8×89
MPW (48)	212	20.6	2.86	1.08	12.2×89
MPW 55	180	20.1	2.56	0.96	14.1×100
MPW 60	160	17.6	2.64	0.96	16.1×100
MPW 68	160	23.0	2.14	0.803	17.2×125
MPW 70	140	16.7	2.37	0.855	18.7×112
MPW 76	140	22.3	1.9	0.715	19.3×140
MPW 90	112	15.7	3.13	0.763	21.8×125
MPW 100	100	14.6	1.92	0.68	25.6×140
MPW 120	80	13.6	1.74	0.61	29.9×55
MPW 140	71	12.7	1.58	0.544	35.1×175
MPW 160	60	12.5	1.40	0.48	40.6×200
MPW 180	56	15	1.09	0.384	45.4×249
MPW 200	50	14.6	0.96	0.34	51.3×279
MPW 240	45	12.8	0.99	0.34	57.7×279
MPW 260	36	10.8	0.90	0.305	67.7×310
MPW 280Ⅰ	36	12.7	0.79	0.272	70.2×349
MPW 280Ⅱ	40	16.2	0.72	0.254	70.2×393
MXW 300Ⅰ	30	10.2	1.39	0.272	78.4×698
MXW 300Ⅱ	32	13.4	1.26	0.254	78.4*787
MXW(320)	30	12.2	1.22	0.242	81.2×787
MXW 360Ⅰ	25	9.6	1.24	0.242	90.7×787
MXW 360Ⅱ	28	12.7	1.12	0.226	90.7×887
MXW 400Ⅰ	twenty two	9.6	1.15	0.226	102×887
MXW 400Ⅱ	20	7.0	1.26	0.242	102×887
MXW 500	17	9.5	0.88	0.171	130×1118
MXW 600	16	11.3	0.72	0.143	150×1397
MXW(630)	15	12.4	0.67	0.135	160×1552
MXW 650Ⅰ	12	8.6	0.73	0.143	166×1397
MXW 650Ⅱ	14	11.2	0.68	0.135	166×1552
MXW (685)Ⅰ	11	7.4	0.74	0.143	174×1397
MXW (685)Ⅱ	13	12.9	0.63	0.127	174×1746
MXW 795	10	9.2	0.58	0.114	203×1746
MXW 850	10	9.9	0.53	0.105	212×1862
MXW 1000Ⅰ	8	8.0	0.5	0.096	247×1996
MXW 1000Ⅱ	9	10.6	0.45	0.09	247×2235
MXW 1125	7	7.2	0.45	0.086	285×2235
MXW (1180)	6	6.1	0.45	0.086	299×2235
MXW 1250	5	5.0	0.46	0.086	314×2235

3.2 Marking

3.3.1 Model compilation method

3.3.1.1 Model compilation method of plain dense weave mesh

MP-W-XX

M stands for Microgroove Code

P stands for plain weave code

W stands for network code

XX represents the specification code

3.3.1.1 Model compilation method for twill dense mesh

M X － W － XX

M stands for Microgroove Code

X represents the double twill weave code

W stands for network code

XX represents the specification code

3.3.2 Marking method

□ - □/□ - □ - □ □

Model Warp diameter/Weft diameter Material mesh width, m　Standard number

3.3.3 Tagging Examples

Example 1: Warp diameter 0.40 mm, weft diameter 0.28 mm, mesh width 1000.0Crl8Nil9 material, plain weave wire woven dense weave mark:

　　　　NPW 80-0.40/0.28-0Crl8Nil9-1 JB/T 5979-92

Example 2: Warp diameter 0.050mm, weft diameter 0.032, mesh width 1000mm, H80 material, twill weave dense mesh mark:

　　　　MXW 789-0.050/0.032-H80-1 JB/5979-92

4 Technical requirements

4.1 Metal materials shall comply with the requirements of Table 2. Other metal materials may also be used depending on the application.

4.2 The wire diameter and roundness tolerance shall comply with the requirements of Table 1.

4.3 The weft density and its limit deviation shall comply with the requirements of Table 1.

4.4 The average mesh size deviation between the warp wires, the large mesh size deviation range and the number of radial large meshes shall comply with the requirements of Table 1.

4.5 Metal wire woven dense mesh should be supplied in rolls. Each roll of mesh can be composed of one or more sections. The same specification and material must be the same in the same roll. The minimum length of each section of mesh should comply with the requirements of Table 2.

　　　　　　　　　　　Table 2

model	Network segment long charge (min ) m
MPW 28~280	2.5
MXW 300~630	2.5
MXW 650~1000	1
MXW 1125~1250	0.5

4.6 The mesh width is 800, 1000, 1250, 1600, 2000 mm. Other mesh widths can also be manufactured based on negotiation between the two parties, and the deviation should not exceed 2% of the width.

4.7 The surface of the mesh should be flat and clean, the weft threads should be closely arranged without gaps, and there should be no mechanical damage or rust spots.

4.8 The mesh weaving defects shall comply with the requirements of Table 3.

table 3

model	The average number of bright spots formed by broken wires and nose reversals (No more than) pieces/m2	Average number of bright tracks formed by double tracks, staggered tracks, and sparse tracks (no more than) lines/m
MPW 28~100	10	1
MPW 120~280	15	1
MXW 300~600	50	2
MXW 630~850	180	3
MXW 1000~1250	250	3

5　Test methods

5.1 Net products should be inspected on a frosted glass inspection table with a uniform light source.

5.2 The quality of the mesh surface should be observed visually or with the aid of a 5-25x microscope. Defective and scrapped parts should be clearly marked.

5.3 The measurement of warp and weft thread diameter deviation and roundness tolerance should be inspected in accordance with regulations.

5.4 The weft density shall be measured under the following conditions:

a. Within the mesh surface 10mm from the edge:

b. Select 0.01~0.05mm;

c. Measure length;

For MPW 28~120, the measuring length is 5mm;

For MPW 140~180, the measuring length is 8mm;

For MPW 200~MXW 600, the measuring length is 2mm;

For MXW 630~1250, the measuring length is 1mm.

5.5 The arithmetic mean size of the wire mesh holes and the maximum mesh size should be measured using a 0.01~0.05mm measuring tool and measured at the mesh end.

5.6 The number of large mesh sizes is measured on a 200mm×200mm mesh.

5.7 The web width and web segment length shall be measured using a measuring tool with a graduation value of not less than 1 mm.

6　Inspection Rules

6.1 Products must be inspected by the manufacturer’s technical inspection department and issued a certificate of conformity before leaving the factory.

6.2 Products should be submitted for inspection in rolls. If a roll contains several segments, each segment must be inspected.

6.3 Inspection items include:

a. Weave type;

b. Warp wire diameter and mesh size between radial wires;

c. Weft diameter and weft density;

d. Net quality;

e. Network width, network length and quantity;

7. Marking, packaging, transportation and storage

7.1 Logo

7.1.1 The finished product should be accompanied by a product certificate, which should include:

a. Product name and mark;

b. quantity;

c. Date of manufacture;

d. Stamp of the quality inspection department;

e. Manufacturer's name and trademark;

7.1.2 Each outer packaging should be marked with:

a. Product name and mark;

b. Manufacturer's name;

c. Net weight and gross weight;

d. Date of manufacture;

e. Pictorial signs for packaging, storage and transportation.

7.2 Packaging

7.2.1 The inner packaging of the finished product should be made of moisture-proof paper and other materials that do not affect the surface quality of the net product , which can also be determined by negotiation between the purchaser and the buyer.

7.2.2 The outer packaging of the finished product must be accompanied by product certificates and other accompanying documents.

7.3 Transportation and storage

7.3.1 Rain and moisture protection measures should be taken during transportation.

7.3.2 It should be stored in a dry and non-corrosive place.

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Metal wire woven dense mesh filter, metal wire woven mesh, metal wire dense mesh, metal wire mat mesh introduction