0.5-100mm Rubber Coated Steel Balls

0.5-100mm Rubber Coated Steel BallsFeatrue:1. Casehardened surface balls and low hardness core.2. Good characteristics of superficial hardness, low resistance to corrosive attack, magnetic.3. Used in cycle industry, and yet remain substantially cheaper than balls manufacturedfrom high carbon chrome alloy steel.Specification: Low carbon steel ball1. MaterialAISI1010/ AISI1015/ C15/ 1.0413/ JIS SWRM 12/ EN32 ASTM A/292. Size Range1mm-180mm3. GradeG40-10004. Hardness60 min. HRC (Surface-hardend)5. Characteristic(a)Casehardened surface balls and low hardness core(b)superficial hardness(c)Low resistance to corrosive attack 6. MagneticYes7. ApplicationLow quality bearing, oiler, roller, sliding block8. Chemical composition  C%Si% Mn%Cr% Ni%Mo%P%S% Al%Cu%min.0.12---0.30----------------------max.0.170.300.600.200.250.050.0350.0350.010.39.PackingStandard: 10kg or 20kg per carton,1 ton per pallet or as customer required10.Conditioning dry or oiled11.Delivery timeStock within a short time or 35 days.CHANGZHOU HUARI STEEL BALL CO., LTD.Application:Production process:  Manufacture process of steel ballsStep 1 HeadingBalls blanks are cold headed from rolls of wire.Step 2 FlashingRolling balls between two hard alloy plates to removes the slight bandand small protrusions.Step 3 Heat treatHeating balls to a high temperature in furnace and quenching balls in a liquid bath.Step 4 Rough grindRolling balls between the face of a fixed iron plate and a very hard fire-grit grinding wheel. Then rolled the hardened ground balls between two cast iron plates.Step 5 CleaningThe final production operation cleans the finished balls and adds a shiny luster.Step 6 Final          InspectionBalls are gauged, visually inspected and subjected to other quality tests to insureevery customer's specifications are achieved.Step 7 PackagingThe balls are packaged in accordance with customer specifications for shipping.Packaging:Type 1: Plastic bag + box + carton + wooden palletType 2: Plastic bag + carton + wooden pallet Type 3: Our package: export cartons, steel drums, wooden palletsAbout us:1. Established since year 1986, more than 27 years experience and specialized in steel balls manufacturer and ball related products.2. High precision instruments and technical staffs.3. Offer the good quality service and product with short delivery times.Mian products:Services:1. All the inquiries will be reply within 24 hours2. For the steel ball, please kindly let us know the size, material, grade and quantity.3. For the bearing, please kindly let us know bearing type, material, Accuracy Grade/Class, and quantity.Certification:FAQ:Q1: What kind of ball can supplied by Huari?A: Stainless steel ball, Chrome steel ball, Carbon steel ball, Brass ball, Aluminum ball, Copper ball, coated ball.Q2. What is your terms of payment?A: T/T 30% as deposit, and 70% before delivery.Q3. What is your terms of delivery?A: EXW, FOB, CFR, CIF.Q4: How many days for delivery?A: Inventory with 1-3 days or 25-30 days. The specific delivery time depends on your quantity. Any futher query, please do contact us anytime.   /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1