MT/T 783-1998 English PDF

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MT/T 783-1998: Reinforced filler for rubber and plastic made of ash and slag from fluidized bed Boiler Specification limits
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
MT/T 783-1998	279	Add to Cart	3 days	Reinforced filler for rubber and plastic made of ash and slag from fluidized bed Boiler Specification limits	Obsolete

Similar standards

GB/T 3780.18   GB/T 3780.10   GB/T 3780.1   

Basic data

Standard ID: MT/T 783-1998 (MT/T783-1998)
Description (Translated English): Reinforced filler for rubber and plastic made of ash and slag from fluidized bed Boiler Specification limits
Sector / Industry: Coal Industry Standard (Recommended)
Classification of Chinese Standard: G49
Classification of International Standard: 83.040.20
Word Count Estimation: 7,794
Date of Issue: 11/10/1998
Date of Implementation: 4/1/1999

MT/T 7:

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Reinforced filler for rubber and plastic made of ash and slag from fluidized bed Boiler Specification limits People's Republic of China Coal Industry Standard Technical requirements for rubber plastic reinforced filler made from ash and slag in boiling furnace Reinforced filer for rubber and plastic made of ash and slag from fluidized bed Boiler Specifieation limits 1998-11-10 Approved.1999-04-01 Implementation Approved by State Coal Industry Bureau

Contents

1 Scope 1 2 Normative references 1 3 Product code 1 4 Technical requirements 1 5 Test method 2 6 Inspection rules 3 7 Marking, packaging, transportation, storage 3 Technical requirements for rubber plastic reinforced filler made from ash and slag in boiling furnace

1 Scope

This standard specifies the product code, technical requirements, test methods, Inspection rules and signs, packaging, transportation and storage. This standard applies to coal or inferior fuel (coal gangue, stone coal, lignite, oil shale, etc.) as the original ash and slag after combustion in a boiling boiler. Materials, processed rubber and plastic reinforcing fillers.

2 Reference standards

The following standards contain provisions that, through reference in this standard, constitute provisions of this standard. When this standard was published, the editions shown were all Is effective. All standards will be revised, and all parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T 528-1992 determination of tensile properties of vulcanized rubber and thermoplastic rubber GB/T 2941-1991 Standard Temperature, Humidity and Time for Parking and Testing of Rubber Specimens GB/T 3780.1-1991 determination of iodine absorption value of carbon black GB/T 3780.3-1994 carbon black dibutyl phthalate absorption value determination (method B) GB/T 3780.7-1996 carbon black pH value determination GB/T 3780.8-1992 determination of heating loss of carbon black GB/T 3780.12-1995 Inspection of carbon black impurities GB/T 3780.18-1988 Formula and identification method of carbon black in natural rubber GB/T Determination of pour density of granulated carbon black for rubber HG/T 2198-1991 General requirements for physical test methods for vulcanizates

3 Product code

4 Technical requirements

The FZT series of highly wettable rubber and plastic reinforced fillers shall meet the technical index requirements listed in Table 1. Table 1 Technical indicators Project Unit index FZT-1 packing FZT-2 packing

1 Appearance black powdery gray powdery

2 Heating loss% ≤1.5 ≤1.5

3 No impurities

4 Sieve balance% ≤1 ≤2 5 pH value 7.5 ~ 10.0 7.5 ~ 10.0 6 DBP absorption value 10-5 m3/kg ≤60 ≤50 7 Iodine value g/kg 10 ~ 30 10 ~ 30 8 Bulk density g/cm3 0.7 ~ 0.9 0.8 ~ 1.0 9 Vulcanized rubber tensile strength MPa ≥22 ≥18 10 Elongation at break of vulcanized rubber% ≥500 ≥580

5 Test method

5.1 Appearance measurement by visual inspection 5.2 Determination of heating loss according to GB/T 3780.8-1992 conducted 5.3 Determination of impurities according to GB/T 3780.12-1995 conducted 5.4 Determination of sieve balance 5.4.1 Instrument. a) Analytical balance. accuracy of 0.001 g; b) Industrial balance with accuracy of 0.1 g; c) Standard sieve. hole diameter is 0.0432 mm; d) Wool brush. flat and hair length no less than 2 cm; e) watch glass. ϕ80 mm. 5.4.2 Steps. 5.4.2.1 Weigh sample 20 g (weighing to 0.1 g), put into a dry, clean standard sieve. 5.4.2.2 Gently brush with a wool brush.If there are any clumps of particles, use your fingers to lightly loosen them. But so far. 5.4.2.3 Move the sieve residue that cannot pass through the sieve into a weighed watch glass and weigh it with an analytical balance to the nearest 0.001 g. 5.4.3 Expression of results. 5.4.3.1 The result of sieve residue is expressed as mass percentage and calculated according to the following formula. m1-m2 m × 100% Where. m1 --- mass of watch glass and sieve residue, g; m2 --- mass of watch glass, g; m --- the mass of the filler sample, g. The test results are subject to one measurement. 5.5 Determination of pH value according to GB/T 3780.7-1996 conducted 5.6 Determination of DBP absorption value according to GB/T 3780.3-1994 conducted 5.7 Determination of iodine absorption value according to GB/T 3780.1-1991 conducted 5.8 Determination of bulk density according to GB/T 14853.1-1993 conducted 5.9 Determination of tensile strength and elongation of vulcanized rubber 5.9.1 Formulation of FZT series highly wettable rubber reinforcing fillers in natural rubber (see Table 2). Table 2 Identification formula Technical Specifications Natural rubber NK002 first grade tobacco flake glue 100.00 Stearic acid QB 523 first grade 3.00 Zinc oxide QB 318 first-class goods 5.00 Accelerator CZ HG2-478 first grade 0.80 Sulfur GB 2449 first grade 2.85 FZT reinforcing filler 40.00 Total 151.65 Note. Tobacco sheet glue should be kept dry, clean, and strong, and there should be no rust, stickiness, bubbles, sand, oxidation spots or streaks, and no other foreign impurities. 5.9.2 Identification of the curing conditions of the formula. a) Vulcanization temperature. (143 ± 1) ℃; b) Vulcanization time. 10, 15, 20, 25 min. 5.9.3 Determination of tensile strength and elongation of vulcanized rubber 528-1992, GB/T 2941-1991, GB/T 3780.18-1988 And HG/T The requirements of 2198-1991 regarding equipment, preparation of carbon black samples, mixing, preparation of vulcanized rubber test pieces, and vulcanization procedures were carried out.

6 Inspection rules

6.1 The products can only be delivered after passing the inspection by the quality inspection department of the manufacturer and issuing a certificate of conformity. The items inspected at the factory are items 2, 4, and 6 in Table 1. 6.2 Each batch of products shall not exceed 50 t, within this range, randomly extract at least 1/2 of the total package number of complete original package products, averaged from each package Sampling, a total of about 2 samples kg. 6.3 Mix the sampled products evenly, use the quartile method to divide them, and take 2 parts into dry, clean, and ground glass bottles. Sign, indicate the batch number, sampling date, one bottle sent to the inspection department for inspection, the other bottle stored 30 d, for re-inspection. 6.4 If the product does not meet the specified indicators after inspection, it shall be re-sampled for re-inspection of the non-conforming items. Grid products. 7 Marking, packaging, transportation, storage 7.1 Signs The front of the packaging bag should be marked with the color of the product name, model, trademark, batch number, net weight, manufacturer name, production date, and execution standard Number, etc. 7.2 Packaging 7.2.1 The packaging form is flat rectangular parallelepiped. 7.2.2 Net weight of 25.0 per package kg, 40.0 kg for packaging. 7.2.3 The material and structure of the packaging bag must be capable of preventing moisture and pollution, and one of the following can be selected. a) Plastic bag. the inner bag is a plastic film bag, and the outer bag is a plastic woven bag; b) Composite bag. A plastic film is adhered to the inner wall of the plastic woven bag. 7.2.4 The packaging bag is made of cotton or synthetic fiber thread and stitched by hand or sewing machine. The plastic film bag can be glued, heat-sealed or tied with string Strapping. 7.3 Transport and storage 7.3.7 During transportation, clean, dry, non-thorny, and awning transportation tools must be used to prevent the product from being wet and the packaging damaged. 7.3.2 The product should be stored in a dry and ventilated warehouse to avoid moisture, pollution and damage; it should be stored separately in batches to prevent confusion of batch numbers. ......

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