SINCE 1997 SiC Sandpaper & Foil World Best Products in Oldest and Biggest Company NORTON ABRASIVES Gecko Universal Plate Repeat Useable No Wrinkle or Wrap Easy Attachment & Remove All Type Sandpaper & Polishing Cloth applied Shopping Mall: shop.randb.co.kr Order Information www.randb.co.kr webmaster@randb.co.kr, T. 042 935 0490, F. 042 935 0496 R&B Inc.
Content Preface 1. R&B Sandpaper & Foil 분류방법 2. R&B Sandpaper & Foil 특성 3. R&B Sandpaper & Foil 종류 Appendix 1. Attachment 방법 Backing treatment Polishing Disc Fixation method 2. Sandpaper & Foil 재료및제조공정 Raw material Process 3. Sandpaper Numbering 방법 Mesh 정의목의정의 Comparison table 2/12
Preface 주 ) 알앤비의 Premium grade Sandpaper 및 Foil 은 Top brand 의최상위 PSD(Powder Size Distribution) 를가지는 SiC Powder 및 Latex 함량 30% 인 Water proof Craft paper 를사용하며엄격한품질관리및검증을통하여최상의품질을유지한다. 본자료의목적은 SiC Sandpaper 및 Foil 에대한정보제공으로제품선택과경비절감에도움을주기위함이다. 1. R&B Sandpaper & Foil 분류방법 Grid range: FEPA P Grade P 60 ~P 4000 Shape and Dimension: Disc type 8, 10, 12 Backing treatment Paper Plain, PSA, Glossy Coating Foil Plain Remark: Universal gecko disc(ugd) 사용시 PSA 및 Magnetic type 사용불필요 Coding R&B Sandpaper & Foil Code Table R&B 110 Consumables catalog for Metallographic Microstructure 참조 SPD Series: 일반 Sandpaper MSPD Series 고급 Sandpaper MSPD xg Series 고급 SiC Foil MSPD xc Series 고급 Sandpaper with glossy coating 3/12
2. R&B Sandpaper & Foil 특성 제품의균질도, 표면상태를비교측정하기위하여최상급으로평가되는미국 3 개사, 유럽 1 개사및국산 2 개사와 R&B Sandpaper P 1200 를 Optical Microprofilometer 를이용하여한국표준과학연구원및 Nanoscopesystems 에서측정하였으며사용기기는아래와같다. Olympus 3D Measuring Laser μ Scope #OLS 4000 Nanoscopesystems NS-3500 (Confocal Microscope) R&B Sandpaper & Foil 특성 Skewness 를보면최고품질로평가되는미국 A 사및 C 사와유사하게나타나며국내 Local 2 는거의 0 값을가지는즉높이분포가정규분포를가질정도로다양한분포 ( 이는연마에서아주불량한결과를초래 ) 를나타낸다. Kurtosis 를보면정규분포 3 보다매우큰 5.25 를나타내며가장양호한미국 B 사의값과유사한다. 이는첨예도가균일하다는의미로높이차이가적다는것을의미한다. 표면거칠기를나타내는 S q, S p, S v, S z, S a 등은최소값을나타내고있다. 즉 R&B Sandpaper 는연삭성보다는균일한 Scratch 를유지하며시편을연마하는성능을가짐을의미한다. 표면사진으로평가하면매우균일한 Coating 상태를유지하며양질의 PSD 로인하여타사의제품에비하여큰 Size 의 Powder 가현저히적게평가된다. Evaluation List Maker R&B Local 1 Local 2 미국 A 사미국 B 사미국 C 사유럽 D 사 Skewness 0.56 0.63-0.03 0.54-0.83 0.48 0.34 Kurtosis(Flatness) 5.25 4.20 2.71 3.38 6.75 3.10 3.28 RMS surface roughness S q (um) 2.04 3.83 4.84 7.23 6.54 6.19 5.47 Maximum Peak Height S p (um) 17.06 23.47 18.77 30.62 21.79 21.82 24.15 Maximum Pit Height S v (um) Maximum Height S z (um) Mean surface roughness S a (um) 6.90 13.54 14.11 23.18 35.99 16.83 18.77 23.96 37.01 32.88 53.79 57.78 38.65 42.92 1.58 3.01 3.92 5.76 4.66 4.90 4.32 Skewness 높이분포의편향성으로양이면평균면에 Peak, 음이면평균면에골을뜻함데이터분포가중앙에서치우친정도 ( 왜도, 비대칭도 ), 정규분포를따르면 Ssk=0 Kurtosis 높이분포의첨예도로편평도의척도로사용데이터분포의뾰족한정도 ( 첨도 ), 정규분포를따르면 Sku=3 S q RMS surface roughness S p Maximum Peak Height 평균과최대 peak 차이 S v Maximum Pit Height 평균과가장깊은골의차이, 여기서는절대값을취함 S z Maximum Height 최대와최소높이차 4/12
3. R&B Sandpaper & Foil 종류 3.1 Standard Sandpaper Local Code No. Description Unit Remark SPD 8A 60 SiC Sand Paper 8", #60, PSA SPD 8A 120 SiC Sand Paper 8", #120,PSA SPD 8A 220 SiC Sand Paper 8", #220,PSA SPD 8A 400 SiC Sand Paper 8", #400 PSA SPD 8A 600 SiC Sand Paper 8", #600 PSA SPD 8A 800 SiC Sand Paper 8", #800 PSA SPD 8A 1000 SiC Sand Paper 8", #1000 PSA SPD 8A 1200 SiC Sand Paper 8", #1200 PSA SPD 8A 1500 SiC Sand Paper 8", #1500 PSA SPD 8A 2000 SiC Sand Paper 8", #2000 PSA SPD 8P 60 SiC Sand Paper 8", #60 SPD 8P 120 SiC Sand Paper 8", #120 SPD 8P 220 SiC Sand Paper 8", #220 SPD 8P 400 SiC Sand Paper 8", #400 SPD 8P 600 SiC Sand Paper 8", #600 SPD 8P 800 SiC Sand Paper 8", #800 SPD 8P 1000 SiC Sand Paper 8", #1000 SPD 8P 1200 SiC Sand Paper 8", #1200 SPD 8P 1500 SiC Sand Paper 8", #1500 SPD 8P 2000 SiC Sand Paper 8", #2000 SPD 10P 60 SiC Sand Paper 10", #60 SPD 10P 120 SiC Sand Paper 10", #120 SPD 10P 220 SiC Sand Paper 10", #220 SPD 10P 400 SiC Sand Paper 10", #400 SPD 10P 600 SiC Sand Paper 10", #600 SPD 10P 800 SiC Sand Paper 10", #800 SPD 10P 1000 SiC Sand Paper 10", #1000 SPD 10P 1200 SiC Sand Paper 10", #1200 Disc type SPD 10P 1500 SiC Sand Paper 10", #1500 국내산 SPD 10P 2000 SiC Sand Paper 10", #2000 Standard grade 100sheet SPD 10A 60 SiC Sand Paper 10", #60 PSA SPD 10A 120 SiC Sand Paper 10", #120 PSA SPD 10A 220 SiC Sand Paper 10", #220 PSA SPD 10A 400 SiC Sand Paper 10", #400,PSA SPD 10A 600 SiC Sand Paper 10", #600 PSA SPD 10A 800 SiC Sand Paper 10", #800 PSA SPD 10A 1000 SiC Sand Paper 10", #1000 PSA SPD 10A 1200 SiC Sand Paper 10", #1200 PSA SPD 10A 1500 SiC Sand Paper 10", #1500 PSA SPD 10A 2000 SiC Sand Paper 10", #2000 PSA SPD 12A 60 SiC Sand Paper 12", #60 PSA SPD 12A 120 SiC Sand Paper 12", #120 PSA SPD 12A 220 SiC Sand Paper 12", #220 PSA SPD 12A 400 SiC Sand Paper 12", #400 PSA SPD 12A 600 SiC Sand Paper 12", #600 PSA SPD 12A 800 SiC Sand Paper 12", #800 PSA SPD 12A 1000 SiC Sand Paper 12", #1000 PSA SPD 12A 1200 SiC Sand Paper 12", #1200 PSA SPD 12A 1500 SiC Sand Paper 12", #1500 PSA SPD 12A 2000 SiC Sand Paper 12", #2000 PSA SPD 12P 60 SiC Sand Paper 12", #60 SPD 12P 120 SiC Sand Paper 12", #120 SPD 12P 220 SiC Sand Paper 12", #220 SPD 12P 400 SiC Sand Paper 12", #400 SPD 12P 600 SiC Sand Paper 12", #600 SPD 12P 800 SiC Sand Paper 12", #800 SPD 12P 1000 SiC Sand Paper 12", #1000 SPD 12P 1200 SiC Sand Paper 12", #1200 SPD 12P 1500 SiC Sand Paper 12", #1500 SPD 12P 2000 SiC Sand Paper 12", #2000 SPR 90W 220 SiC Sand Paper, #220, Roll SPR 90W 400 SiC Sand Paper, #400, Roll SPR 90W 800 SiC Sand Paper, #800, Roll 1roll Roll type SPR 90W 1200 SiC Sand Paper, #1200, Roll 5/12
3.2 Premium Sandpaper for Gecko Plate 최고급 Sand paper 및 Foil 로서 Gecko plate 에사용가능 Code No. Description Unit Field MSPD 8C 60 SiC Sand Paper G Coat 8", #60 MSPD 8C 120 SiC Sand Paper G Coat 8", #120 MSPD 8C 220 SiC Sand Paper G Coat 8", #220 MSPD 8C 400 SiC Sand Paper G Coat 8", #400 MSPD 8C 600 SiC Sand Paper G Coat 8", #600 MSPD 8C 800 SiC Sand Paper G Coat 8", #800 MSPD 8C 1000 SiC Sand Paper G Coat 8", #1000 MSPD 8C 1200 SiC Sand Paper G Coat 8", #1200 MSPD 8C 2400 SiC Sand Paper G Coat 8", #2400 MSPD 10C 60 SiC Sand Paper G Coat 10", #60 MSPD 10C 120 SiC Sand Paper G Coat 10", #120 MSPD 10C 220 SiC Sand Paper G Coat 10", #220 Disc type MSPD 10C 400 SiC Sand Paper G Coat 10", #400 Premium grade 100sheet MSPD 10C 600 SiC Sand Paper G Coat 10", #600 Glossy coated MSPD 10C 800 SiC Sand Paper G Coat 10", #800 for gecko Plate MSPD 10C 1000 SiC Sand Paper G Coat 10", #1000 MSPD 10C 1200 SiC Sand Paper G Coat 10", #1200 MSPD 10C 2400 SiC Sand Paper G Coat 10", #2400 MSPD 12C 60 SiC Sand Paper G Coat 12", #60 MSPD 12C 120 SiC Sand Paper G Coat 12", #120 MSPD 12C 220 SiC Sand Paper G Coat 12", #220 MSPD 12C 400 SiC Sand Paper G Coat 12", #400 MSPD 12C 600 SiC Sand Paper G Coat 12", #600 MSPD 12C 800 SiC Sand Paper G Coat 12", #800 MSPD 12C 1000 SiC Sand Paper G Coat 12", #1000 MSPD 12C 1200 SiC Sand Paper G Coat 12", #1200 MSPD 12C 2400 SiC Sand Paper G Coat 12", #2400 MSPD 8G 60 SiC Foil 8", #60 MSPD 8G 120 SiC Foil 8", #120 MSPD 8G 220 SiC Foil 8", #220 MSPD 8G 400 SiC Foil 8", #400 MSPD 8G 600 SiC Foil 8", #600 MSPD 8G 800 SiC Foil 8", #800 MSPD 8G 1000 SiC Foil 8", #1000 MSPD 8G 1200 SiC Foil 8", #1200 MSPD 8G 1500 SiC Foil 8", #1500 MSPD 8G 2000 SiC Foil 8", #2000 MSPD 8G 2400 SiC Foil 8", #2400 MSPD 10G 60 SiC Foil 10", #60 MSPD 10G 120 SiC Foil 10", #120 MSPD 10G 220 SiC Foil 10", #220 MSPD 10G 400 SiC Foil 10", #400 MSPD 10G 600 SiC Foil 10", #600 Disc type MSPD 10G 800 SiC Foil 10", #800 100sheet SiC Foil MSPD 10G 1000 SiC Foil 10", #1000 for Gecko plate MSPD 10G 1200 SiC Foil 10", #1200 MSPD 10G 1500 SiC Foil 10", #1500 MSPD 10G 2000 SiC Foil 10", #2000 MSPD 10G 2400 SiC Foil 10", #2400 MSPD 12G 60 SiC Foil 12", #60 MSPD 12G 120 SiC Foil 12", #120 MSPD 12G 220 SiC Foil 12", #220 MSPD 12G 400 SiC Foil 12", #400 MSPD 12G 600 SiC Foil 12", #600 MSPD 12G 800 SiC Foil 12", #800 MSPD 12G 1000 SiC Foil 12", #1000 MSPD 12G 1200 SiC Foil 12", #1200 MSPD 12G 1500 SiC Foil 12", #1500 MSPD 12G 2000 SiC Foil 12", #2000 MSPD 12G 2400 SiC Foil 12", #2400 6/12
3.3 Premium Sandpaper 최고급 Sandpaper로서 Plain back 및 PSA back Type Code No. Description Unit Field MSPD 8A 60 SiC Sand Paper 8", #60 PSA MSPD 8A 120 SiC Sand Paper 8", #120 PSA MSPD 8A 240 SiC Sand Paper 8", #240 PSA MSPD 8A 400 SiC Sand Paper 8", #400 PSA MSPD 8A 600 SiC Sand Paper 8", #600 PSA MSPD 8A 800 SiC Sand Paper 8", #800 PSA MSPD 8A 1200 SiC Sand Paper 8", #1200 PSA MSPD 8A 2400 SiC Sand Paper 8", #2400 PSA MSPD 8A 4000 SiC Sand Paper 8", #4000 PSA MSPD 8P 60 SiC Sand Paper 8", #60 MSPD 8P 120 SiC Sand Paper 8", #120 MSPD 8P 240 SiC Sand Paper 8", #240 MSPD 8P 400 SiC Sand Paper 8", #400 MSPD 8P 600 SiC Sand Paper 8", #600 MSPD 8P 800 SiC Sand Paper 8", #800 MSPD 8P 1200 SiC Sand Paper 8", #1200 MSPD 8P 2400 SiC Sand Paper 8", #2400 MSPD 8P 4000 SiC Sand Paper 8", #4000 MSPD 10P 60 SiC Sand Paper 10", #60 MSPD 10P 120 SiC Sand Paper 10", #120 MSPD 10P 240 SiC Sand Paper 10", #240 MSPD 10P 400 SiC Sand Paper 10", #400 MSPD 10P 600 SiC Sand Paper 10", #600 MSPD 10P 800 SiC Sand Paper 10", #800 MSPD 10P 1200 SiC Sand Paper 10", #1200 MSPD 10P 2400 SiC Sand Paper 10", #2400 Disc type MSPD 10P 4000 SiC Sand Paper 10", #4000 100sheet Premium grade MSPD 10A 60 SiC Sand Paper 10", #60 PSA MSPD 10A 120 SiC Sand Paper 10", #120 PSA MSPD 10A 240 SiC Sand Paper 10", #240 PSA MSPD 10A 400 SiC Sand Paper 10", #400 PSA MSPD 10A 600 SiC Sand Paper 10", #600 PSA MSPD 10A 800 SiC Sand Paper 10", #800 PSA MSPD 10A 1200 SiC Sand Paper 10", #1200 PSA MSPD 10A 2400 SiC Sand Paper 10", #2400 PSA MSPD 10A 4000 SiC Sand Paper 10", #4000 PSA MSPD 12A 60 SiC Sand Paper 12", #60 PSA MSPD 12A 120 SiC Sand Paper 12", #120 PSA MSPD 12A 240 SiC Sand Paper 12", #240 PSA MSPD 12A 400 SiC Sand Paper 12", #400 PSA MSPD 12A 600 SiC Sand Paper 12", #600 PSA MSPD 12A 800 SiC Sand Paper 12", #800 PSA MSPD 12A 1200 SiC Sand Paper 12", #1200 PSA MSPD 12A 2400 SiC Sand Paper 12", #2400 PSA MSPD 12A 4000 SiC Sand Paper 12", #4000 PSA MSPD 12P 60 SiC Sand Paper 12", #60 MSPD 12P 120 SiC Sand Paper 12", #120 MSPD 12P 240 SiC Sand Paper 12", #240 MSPD 12P 400 SiC Sand Paper 12", #400 MSPD 12P 600 SiC Sand Paper 12", #600 MSPD 12P 800 SiC Sand Paper 12", #800 MSPD 12P 1200 SiC Sand Paper 12", #1200 MSPD 12P 2400 SiC Sand Paper 12", #2400 MSPD 12P 4000 SiC Sand Paper 12", #4000 7/12
Appendix 1. Attachment 방법 Polisher 의 Disc 종류및 Sand paper 뒷면처리방법에따라결정 RB 231 Sand paper 및 Polishing cloth 설치방법참조 Backing treatment Plain back 무처리 PSA back 접착제도포 Magnetic back Magnetic rubber pad 부착 Gecko back Glossy coating 처리 Polishing Disc Simple disc(sd) Al 및 Engineering plastic으로가공 Magnetic disc(md) Simple disc에 Magnetic plate 부착 Gecko disc(gd) Simple disc에 Gecko plate 부착 Gecko universal disc(gud) Simple disc에 Magnetic plate 및 Gecko plate 부착 (Patented) Fixation method 고정 Ring Plain back, Simple disc 에사용하는저렴하며가장고전적방법반복사용불편, 탈 / 부착시간소비, Flatness 문제많은 Polishing disc 필요 PSA (Pressure Sensitive Adhesive) Simple disc 에사용하며고정 Ring 사용불필요및 Flatness 문제해결탈 / 부착시간소요및접착제찌꺼기처리문제발생, 많은 Polishing disc 필요또는 Stainless plate 사용 Magnetic Disc 대부분문제점해결고비용 Magnetic disc 및 Magnetic backing 처리된 Paper 또는 SUS plate 사용 (PSA 필요 ) Gecko Disc Gecko Disc 나 Gecko Universal Disc(GUD) 사용 Plastic coating 등 Flat glossy backing paper 또는 Foil 필요탈 / 부착간단, 접착제문제해결, 하나의 Disc 로가능반복사용가능등모든단점해결 8/12
2. Sandpaper & Foil 재료및제조공정 기지재 (Carrier layer) 에연마재를접착제로접착하여제조 Raw materials 기지재 : 연마재를 Coating 하는재료 Cotton, Rayon, Polyester, Special Polyester, Polyester/Nylon, Vulcanized fiber, 복합재 Paper 는 A~F Grade 중주로 100g 인 C Grade 사용 연마재 : 연마가능한단단한재료를사용하며 High friability( 이쇄성 ) 가유리 Emery, Garnet, SiC, Al 2 O 3, ZrO 2, Diamond 등 Grid size: P60~P4000 접착제 Glue, Urea resin, Phenolic resin 및겸용사용 (Glue over glue, Urea over glue, Resin over resin 등 ) Glue over glue 는가장유연, Resin over resin bond 는내수성, 내열성, 단단하고, 연마재유지에탁월 Process Coating 방법 Gravity (60 grit and coarser) Electro static (80 grit and finer) Slurry (320 grit and finer) Thickness 0.5~5mil 까지사용하며정밀연마에는 0.5~2mil 사용 Bond Type 2 단계 Bonding 으로분류연마재를기지에접착하는 Make coat 와두께및접착강도를조절하는 Size coat 로구분 Coating Open coat 약 40% ~70% 정도연마재를 Coating 한상태로연마찌꺼기가끼는것을방지주로나무에사용 Closed coat 전면을연마재로 Coating 한것으로빠른연삭성, 긴수명, 양호한연마면에유리 SEM surface image of rutile-tio 2 colonies formed on the Cr 2 AlC-0.05at.%Ti nanolaminated compound after air-oxidation JH Lee, MJ Kim, DB Lee Sungkyunkwan Univ. 2010 9/12
3. Sandpaper Numbering 방법연마재의크기를나타내는방법은각국에서다양한방법으로정하여사용하며많이사용하는방법은 Mesh, 목 ( 目 ), Micrometer 등이있다. 정확한비교는각각의정의가다르고분율이다르기때문에불가능하다. 가장보편적으로사용하는방법은 FEPA P grade 및 ANSI Standard grid 이다. 대표적인분류법은아래와같다. ANSI (American National Standard Institute 1956) 미국 CAMI(Coated Abrasive Manufacturer s Institute) 미국 FEPA (Federation of European Producers of Abrasive Products late 60 s) 유럽 P grade Coating (Sand paper) F grade Grain JIS (Japanese Industrial Standard Mid 70 s) 일본 Micron Particle size Grading 일반 TRIZACT Grading 3M MESH 정의입자 ( 粒子 ) 의크기등급을매기는호칭으로 1 인치당체의눈수로나타내며영국에서표준화미국도같은의미이나철사 Gage 의차이에의하여차이가있다. 한국계량법에서는입자의크기정도를입도 ( 粒度 ) 라하며, 단위를mm로하고있다. 목 ( 目 ) 의정의망을구성하고있는선과선의간격을목으로정의한다. Comparison Table 아래는대표적인비교표중 P grade 와 ANSI Grade 의비교표및미국 CAMI C Grade 의비교표이다. FEPA P grade ANSI Standard Grid 목 ( 目 ) Micron µm 60 60 80 269.0 120 120 146 125.0 220 220 260 68.0 400 477 35.0 600 400 715 25.8 800 955 21.8 1000 500 1193 18.3 1200 600 15.3 1500 12.6 2000 2380 10.3 2400 800 6.5 4000 1200 2.5 10/12
Grit size table Application Field Extra Coarse (Very fast removal of material, initial sanding) Coarse (Rapid removal of material) Medium (Sanding bare wood in preparation for finishing, for gentle removal of varnish, also used for skateboard grip tape) Fine (Sanding bare wood in preparation for finishing, not suitable for removing varnish or paint from wood, use for cleaning plaster and water stain from wood) Very Fine (Sanding of bare wood) ISO/FEPA Grit Designation P Grade CAMI Grit Designation C Grade Average Particle Diameter (µm) P12 1815 P16 1324 P20 1000 P24 764 24 708 P30 642 30 632 36 530 P36 538 P40 40 425 50 348 P50 336 60 265 P60 269 P80 201 80 190 P100 162 100 140 P120 125 120 115 P150 100 150 92 P180 180 82 P220 220 68 Very Fine P240 58.5 (Sanding finishes between coats) 240 53.0 P280 52.2 P320 46.2 P360 40.5 Extra fine, start polishing of wood 320 36.0 P400 35.0 P500 30.2 360 28.0 P600 25.8 Super fine 400 23.0 (Final sanding of finishes, final sanding of wood) P800 21.8 500 20.0 P1000 18.3 600 16.0 P1200 15.3 Ultra fine P1500 800 12.6 (Final sanding and polishing of thick finishes) P2000 1000 10.3 P2500 8.4 11/12
Order Information: www.randb.co.kr, shop.randb.co.kr, webmaster@randb.co.kr, T 042 935 0490, F 042 935 0496 R&B Inc. Head Office: 65 1, Techno 8 ro, Yuseong gu, Daejeon Korea 305 509 Tel: 82 42 935 0490 Fax: 82 42 935 0496 E mail: webmaster@randb.co.kr Home page: www.randb.co.kr Shopping mall: shop.randb.co.kr Design and specification can be changed for quality improvement RB 235 PRINTED 12/2013 COPY RIGHT, R&B Inc. 12/12