Some standard content:
UDC BT 8.4 -- 4 :001.4
National Standard of the People's Republic of China
GB9884-88
Adjusted to: HGh3076-1988
Rubber products
Miscellaneous goods terms
Rubber products---Miscellaneous goods termsPublished on September 20, 1988
State Technical Supervision Bureau
Implementation from May 1, 1989
National Standard of the People's Republic of China
Rubber products
Miscellaneous goods terms
Rubber products--Misceilaneous goods termsSubject content and scope of application
This standard specifies the miscellaneous goods terms and their definitions for rubber products. UDC 678.4 - 4
GB9884—88
Adjusted to HG306-1988
This standard applies to 21 types of rubber products, including butyl rubber sheets, shockproof rubber products, rubber guards, rubber bands, etc. 2 Products
2.1 Rubber slab
Rubber slab
Rubber with rubber as the main body (other reinforcing materials may be present), a sheet product with a large area obtained by vulcanization. 2.1.1 Oil resistant rubber slab
oil resistant rubber slab
Rubber slab that is not easy to swell in oil medium. 2.1.2 Acid and alkaline resistant rubber slab
Acid and alkaline resistant rubber slabRubber slab that is not easy to expand, shrink, soften or crack in acid and alkali medium. 2.1.3 Heat resistant rubber slab
Heat resistant rubher slab
A rubber slab that is slow to age under certain high temperature conditions. 2.1.↓Cold resistant rubber slab
Low-tempcrature resistant rubber slabA rubber slab that is not prone to cracking under certain low temperature conditions. 2.1.5 Vacuum rubber stab
Vacuum rubber stab
A rubber slab with low air permeability under negative pressure conditions. 2.1.6 Insulating rubber slab
Insulating rubber siab
A rubber slab with a large volume resistivity and resistance to electrical breakdown. 2.1.7 Anti-static rubber slab
Anti-stalic rubher slab
A rubber slab with moderate conductivity to prevent the accumulation of static electricity and prevent electric sparks and electric shocks. 2.1.8 Conductive rubber slab
conductive rubber slab
Rubber slab with good conduction of midstream. 2.1.9 Soundproof rubber slab
rubber slab for noise deadeningRubber slab that only blocks the conduction of sound. Approved by the Ministry of Chemical Industry of the People's Republic of China on July 4, 1988 and implemented on May 1, 1989
2.1.10 Rubber mudguard
rubber mudguard
GB 9B84
Rubber slab for equipment liningUnvulcanized, pre-vulcanized or vulcanized rubber slab to prevent equipment corrosion2.1.12 Rubber flooring
rubber flgoring
Rubber slab for paving.
2.1.13 Screening rubber slab
A rubber sheet with uniform holes for raw coal classification and ore sorting. 2. 1. 14 Stamp rubber compound
A rubber sheet for stamping
2.1.15 Rubber compound for roof coveringA rubber sheet that covers the top of the wall to prevent rain and snow from leaking. 2.1.16 Sanitary rubber sheet
A non-toxic and odorless thin rubber sheet used in surgery, daily hygiene, etc. 2.2 Lightning-proof rubber products
rubber yibration isolatars
A rubber product that prevents the transmission of vibration to achieve the purpose of reducing vibration. 2.9 Rubber shock absorbcr Rubber products that absorb impact energy and have a cushioning effect. 2.4 Rubber fenders Rubber fenders Rubber products that absorb impact energy when a ship docks by deforming the rubber to cushion the impact and protect ships, docks and other hydraulic structures. 2.4.1 Compressible rubber fenders Compressibte rubber fenders Rubber fenders that absorb impact energy by changing the shape of the fender body when impacted. 2.4.2 Inflatable rubber fenders Inflalable rubber fenders Rubber fenders that use compressed air to cushion the impact. 2.5 Air spring
air spring
Using the airtightness and softness of rubber, a rubber, fabric and metal component are combined to form a high-strength burnable bag and membrane air chamber, which is filled with compressed air and uses the volume elasticity of the gas to act as a spring. 2.5.1 Diaphragm type rubber air spring
diaphragm typc rubber air spring An air spring with a rubber membrane between the metal cylinder (outer cylinder) and the plug (inner cylinder). 2
2.5.2 Bellows typr rubber air spring
bellows typr rubber air springGB 9884-88
An air spring with a single-curved or multi-curved (folding and lantern-shaped) rubber bag. 2.6 Rubber bearing pad for bridge
rubber beartng for bridge
A rubber product installed between the bridge deck and the bridge base to prevent and reduce the destructive movement of the bridge caused by thermal expansion and contraction, traffic activities or other effects.
2.7 Rubber pad for rail
A rubber product used between railway rails and cement sleepers to prevent and reduce vehicle vibration and protect rails and sleepers. 2.8 Rubber coupling
rubber coupling
A rubber product used to connect the transmission device of the active and auxiliary machinery to prevent and reduce the vibration during its rotation and the noise caused by the friction between metals.
2.9 Rubber bearing
rubber bearing
A bearing with rubber as the main component.
2.10 Sponge rubber
cxpanded rubher
A rubber product made from solid rubber and having numerous pores (open pores, closed pores or both) throughout. 2.10.1 Closed cell sponge rubber
closed cell cxpaaded ruhher
A sponge rubber whose pores are completely surrounded by walls and are not interconnected. 2.10.2 Open cell sponge rubber
upen cell expanded rubber
A sponge rubber whose pores are not completely surrounded by walls but are interconnected. 2.10.3 Microporous sponge rubber
Cellular cxpanded rubber
A sponge rubber whose pores are basically invisible to the naked eye. 2.11 Ebonite
A rubber whose glass transition temperature is above the temperature and is almost inextensible. Rubber made from natural rubber or some kind of synthetic rubber, with a large amount of sulfur added (usually 25% to 50% of the rubber mass) and then subjected to a relatively long period of aging.12 Rubber separator plate for the accumulator A microporous hard rubber plate used to separate the positive and negative electrodes of a battery. 2.13 Rubber insulating gloves Rubber gloves used to protect people from electric shock when working in an electric field. 2.14 Acid and basc resistant rubber gloves Rubber gloves used to protect people from corrosion when working in acid and alkali. 2.15 Rubber joint used for weaving CB9884-88 Rubber ring used for traction on woolen and fine spinning machines in the textile industry. 2.16 Rubber roll used for weaving Rubber roll used for drawing, combing, spinning, worsted spinning and drawing in cotton, wool, linen and silk spinning (synthetic fiber) in the textile industry. 2.17 Sporting rubbcr balls Various balls made of rubber as the upper material for various sports. 2.18 Bladder, a rubber inner capsule used to inflate various balls. b. Rubber bladder used to store various gaseous media. 2.19 Ruhber eraser, a special rubber block used to erase writing on paper. 2.20 Rubber thrcad, a linear rubber product with a square or round cross section. 2.21 Rubber covered roller Rubber covered roller is a roller-shaped product with a metal or other material as the core and covered with rubber and (or) plastic. 2.21.1 Planc roller Rubber covered with a flat and smooth surface. 2.21.2 Grooved roller Rubber covered with a grooved surface. 2.21.2.1 Thread grooved roller Rubber covered with a grooved surface. The single or multi-threaded thread can extend continuously to the entire length of the roller cover, or it can be in the form of left-handed and right-handed threads extending from the center. 2.21.2.2 Rhombic Groaved Roller
Rhombic Groaved Roller
There are two grooves in different directions around the surface of the rubber roll coating, one is left-handed thread and the other is right-handed thread, in the shape of a rhombus. 2.21.2.3 Axial Grooved Roller
A rubber roll with grooves along the circumferential direction around the surface of the coating. 2.21.2.4 Axial Grooved Roller
Radial Grooved Roller
A rubber roll with axial grooves around the surface of the coating. 2.21.3 Segmented Roller
The rubber roll is cut into cylindrical sections, and the cutting depth stops at the roller core. The rubber roll after the above addition is called a segmented roller. 4
2.21.4 Drive roller
Drive roller
GB 9884-88
During use, the roller directly connected to the power source. 2.21.5 Idler roller
During use, the roller not directly connected to the power source. 3 Performance and test
Modulus of elasticity
The ratio of stress to deformation within the deformation and stress range that conforms to Hooketing's law. 3.1.1 Static modulus of elasticity
static modulus of elasticityThe modulus of elasticity measured under the semi-equilibrium state. 3.1.2 Dynamic modulus of clasticityThe modulus of elasticity measured under the conditions of forced motion, deceleration from the midpoint and impact vibration. 3.2 Energy absorption The amount of energy absorbed by an object when it is impacted and converted into other forms of energy. 3.3 Impact resistance The ability to withstand mechanical impact. 3.4 Puncture resistance The ability to withstand puncture by a material. 3.5 Wind-horn resistance The ability to withstand being blown by the wind. 3.6 Water absorption The ability to contact and cohere with the user. 3.7 Water absorption test The test to determine the amount of water rupture and the change in water absorption properties of rubber products. 3.8 Reduction hardness
Roompressive hardness
The force required to make the sponge rubber reach the reverse compression under the specified conditions. 3.9 Indentation hardness
The force required to make the sponge rubber reach the specified penetration depth under the specified conditions. 3.10 Hardness difference
hardness variance
single roller
The difference between the maximum and minimum hardness values on the same rubber roll. 3.11 Cover face length
coverfacelength
GB 988488
The length of the rubber roll cover on the shaft. For rubber rolls with end cover layers, the cover face length should be the sum of the roll length and the friction of the end cover layer.
3.12 Cylindricity
Eylindricity
The degree to which the rubber roller maintains its cylindrical shape along the length direction. 3.13 Radial run-out
Radial run-out
The deviation of the relative position of the rubber roller surface to the axis around which it rotates. 3.14 Camber
The difference between the diameter of the central section of the rubber roller and the diameter of the end section. It represents the difference between the center of the rubber roller and the end reference point. Characteristics: (There are two types of camber: conical height and nonlinear height. ③ When the diameter of the central section of the rubber roller is small and the end section is straight, this height is called reverse height. Edge processing
edge finish
In the length direction of the working surface, the coating layer at the end of the rubber roller is processed into various shapes. Angle
Read Angle
Correction Car Leaving
Group Angle Tong
Condensation Case Small
Note: The purpose of reducing the true diameter of the edge of the coating is to reduce the internal stress caused by excessive end pressure. In the case of endless coating, the edge of the coating layer can be processed into a right angle, a square, an oblique angle, a flat shape, a gradually reduced shape, etc. As shown in the figure.
Right angle
square
After processing, the edges of the rubber coating layer are at 90 degrees. 3.15.2 Rounded corners
After adding ", the edges of the rubber roller coating layer are rounded. 3.15.3 Beveled angle
GB 9884--88
After grinding, the extension line of the rubber coating surface is at an angle to the cutting surface. 3.15.4 Angle of hevel
The angle between the extension line of the rubber coating surface and the cutting surface. 3.15.5 Edge grinding
duhbing
The reduction of the edge diameter of the rubber roller coating.
Note: The edge grinding can be made into a cone or a step-down shape. 3.15.6 Conical
The end of the rubber roller is ground and the coating thickness is linearly reduced. 3.15.7 Step-down
The end of the rubber roller is ground and the coating thickness is reduced in steps. 3.16 Surface quality
surface quality
Description of the size and degree of surface defects of the rubber coating. 3.17 Surface finish
surface finish
Description of the roughness of the rubber roller surface.
Note: There are standard types of surface finish: polished, fine polished, standard polished, rough polished and rough polished. 3.18 Polished finishwww.bzxz.net
polished finish
The surface of the rubber roller after polishing has no visible wear marks and scratches, but sporadic grinding spots are allowed. Note: For soft rubber coating, the surface should be velvety, and for hard rubber or rubbing materials, the surface should be smooth. 3.19 Fine grinding finish
The surface of the rubber roller after processing can be seen with slight grinding marks and small wolf marks with the naked eye, and it should not feel when touched by hand. 3.20 Standard grinding finish The surface of the rubber roller after processing has visible grinding and cutting marks, which can be just felt by hand. 3.21 Turned finish The surface of the rubber roller is only processed by turning tools or grinding wheels without further treatment, and has visible grinding marks on the surface, which can be felt by hand. 3.22 Unground finish The surface of the rubber roller is the original surface after vulcanization without any treatment. Surfactant roughness The roughness of the rubber roller surface caused by relatively small irregularities caused by the manufacturing method adopted. NOTE This irregularity refers to the length of the sample usually limited. 3.24 Nip width
nipwidth
The width of the contact surface when two rubber rollers are squeezed together. 3.25 Nip load
The total pressure on the nip surface of the rubber roller when two rollers are squeezed together divided by the length of the coated rubber. 3.26 Nip pressure
nip pressure
The nip load divided by the average nip width. 4 Structure
4.1 Skin
A relatively dense surface formed during the manufacture of sponge. 4.2 Applied skin
A very thin layer of rubber applied to the surface of sponge rubber. 4.3 Core
A rigid cylinder with a neck to which the coating is bonded. 4.4 Journal
jonrnal
The end shaft of the rubber roller.
Core vent
A hole located at the end of the rubber core that allows the inner cavity of the roller core to communicate with the outside world. 4.6Flinger
Flinger
·A ring installed on the journal.
Let: The flinger is used to prevent the liquid from the rubber roller or mesh from being brought out and entering the bearing or other parts of the machine. 4.7Shell
A hollow cylinder without a neck, on which the coating layer is bonded. 4.8Coating
A rubber layer bonded to the surface of the core. With it, the working surface of the rubber roller is formed. Note: According to different usage requirements, its functions are as follows: to remove liquid from the processed material: to facilitate surface coating and soaking; to protect the core and the material being conveyed; to give the product high friction properties, etc.
4.9 Capped end
capped end
The end of the roll covered by the rubber layer.
GB 9884—88
Previous: The purpose of the rubber coating is to provide necessary protection for the roller core. The rubber coating can extend from the end face of the roll to the shaft, depending on the use. 4.10 Endcap
endcap
The rubber coating on the end of the cap.
4.11 Pretreatment for bonding core
Pretreatment for bonding core The processing of the roll core in reverse order to make the cap layer better bonded to the roll core, such as: rust removal, washing, threading, sandblasting, etc. 4.12 Rubber stopper
cdge iron
Flanges fixed at both ends of the rubber roll during the vulcanization process. It is set to prevent the rubber from overflowing during the vulcanization process. 4.13 Dummy arhur
Temporary combined journal required when the rubber roll is encapsulated. Note: It does not need to be operated with 1 rubber roll.
4.14 Wearing and grinding
The rubber roller is cut and polished to remove the roughness. 5 Defects
5.1: Wear and abrasion
abrasian
Damage to the surface of the product caused by abrasion.
5.2 Defect of mold misalignment
De ... 5.5. Excessive releasing agent
excessive releasing ngrnt
The oily or waxy surface of the product caused by excessive releasing agent. 5.6. The support frame or pad of the product is not properly extended. 5.7. The product is not properly positioned. 5.8. The product is not properly positioned. 5.9. The product is not properly positioned. 5.10. The product is not properly positioned. 5.11. The product is not properly positioned. 5.12. The product is not properly positioned. 5.13. The product is not properly positioned. 5.14. The product is not properly positioned. 5.15. The product is not properly positioned. 5.16. The product is not properly positioned. 5.17. The product is not properly positioned. 5.18. The product is not properly positioned. weak
The foaming degree of the sponge rubber is too small or has not reached the predetermined foaming degree. 5.11 Collapse
The collapse caused by the shrinkage of the sponge rubber H1 due to cooling or the micro-densification caused by the rupture of the hole wall. 5.12 Delamination
peel off
The phenomenon that the coating layer of the rubber roller is separated from the surface or the rubber layer is separated from the rubber layer. 5.13 Static unbalance
static unbalance
The center of gravity of the rubber roller is not on its axis of rotation. When the support is frictionless, the rubber roller can only remain stationary at a certain position. 5.14 Dynamic unbalance
dynamic unbalance
The main inertia axis of the rubber shaft is not aligned with the axis of rotation. When it rotates, it tends to produce a longitudinal vibration. 10
abrasion
GB 9884—88
Appendix A
English index
(supplement)
acid and alkaline resistant rubber slab ta.-.acid and base resistant rubber gloves air spring
angle of bevel ...
anti - static rubber slab .*.
axial grooved roller
bathing and rubber grinding||t t||bevel...
bellows type rubber air springbilumen compatibility
bladder
blow strong
biow weak
camher
capped end
celluiar expanded rubber
closed cell e expanded rubbercolfapse
compressible rubber fender
comprcssive hardness
+++++++++
conductive rubber slab| |tt||corevent
cover face length
cylindricity
defecl of moldmisalignment
diaphragm type rubber air springdie cut
..... ..........
.·2.14
.2.21.2.3
.. 3.15.3
.**2.5.2
+**.-5,11
.2.4.1
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