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Precision 2mm 3mm 5mm 6.35mm 0.3-60mm 304 stainless steel ball for sale

Product details
Material:Stainless Steel;Certifications:ISO SGS ROHS;
Port:qingdao/ningbo/shanghai;Surface:polished;
Grade:G200;Place of Origin:Shandong China (Mainland);
Payment Terms:T/T,Western Union,Paypal or on Alibaba;Feature:Mirro polished;
Supply Ability:100 Ton/Tons per Month stainless steel balls;OEM:yes;
Model Number:SS304;Brand Name:PT;
Name:Precision 2mm 3mm 5mm 0.5-60mm 304 stainless steel ball for sale;Hardness:HRC26;
Packaging Detail:A. Plastic bag +carton, 25kgs in a carton,carton size:30*20*15cm , 36 cartons in a pallet B. Drum package 250kgs in a drum,4 drums in one pallet;Application:bearing,valve,nail polish, grinding,;
Size:0.5-200mm;MOQ:10pcs;
Our Company

Shandong PT international trade Co,.Ltd. is one of famous and professional stainless steel ball factory from china .

We have two professional factory to produce steel ball ,one is in Shandong province(5000 square meters),other one is in Henan province (10000 square meters ) .

With over 20years history,our factory have good reputation from our customers and government,so our factory passed ISO9001:2015 and our products got SGS,RHOS Certificates .

We mainly produce stainless steel ball (201, 304, 316, 420,420C,440C,430). also produce chrome steel ball (AISI52100,100CR6,GCR15),carbon steel ball(1015,1010,1045,1085), copper brass balls, plastic ball,glass ball,Tungsten carbide ball, flying saucer ball, polishing media ball,ceramic ball,Aluminum ball and other kinds of material ball.

We have the ability to provide many kinds of steel ball, of which accuracy range is G10-G1000,size 0.4mm-50.8mm. The brand "XinXin" is trusted deeply by customers. Our products have been widely applied in the hardware goods form a complete set for the aviation and spaceflight industry, automobiles, sprayers, stainless steel bearings, and handicraft and precision instruments.

We have advanced production equipment and consummative instruments. We use perfect equipment to detect the roundness, libration size and the quality of the surface of steel balls.

Product Description

stainless steel ball(AISI 201 304 316 420 420C 440 440C)

Feature:AISI type 304 stainless steel balls are used where good corrosion resistance is important, but hardness is not. They offer good resistance to atmospheric corrosion, dyes, food environments, sterilizing solutions and many organic and inorganic materials. Type 304 balls are used in aerosol and dispenser valves, medical applications, animal feeders, trigger sprayers, finger pumps and food processing.


Product Name 
Precision 2mm 3mm 5mm 6.35mm 0.5-60mm 304 stainless steel ball for sale
Material 
Stainless  steel 304 316 420 420C 440 440C 
Density 
7.85g/cm3
Size 
0.3-60mm 
Our main size of the steel balls are 
0.35mm0.4mm0.5mm 0.8mm 1mm 1.2mm 1.5mm 1.588mm 1.7mm 1.8mm 1.9mm 2mm 2.381mm 2.5mm 3mm 3.175mm 3.5mm 3.96mm 4mm 4.76mm5mm 5.556mm 6mm 6.35mm 6.8mm 7mm 7.144mm 7.938mm 8mm 8.5mm 8.7mm 9mm 9.525mm 10mm 11mm 12mm 12.7mm 13.5mm 14mm 14.288mm 15mm 15.875mm16mm17.4mm 18mm 19.05mm 20mm 22mm 25mm 25.4mm 30mm 35mm 38mm 40mm 45mm 50mm 50.8mm 100mm 150mm 200mm ( 1/32 1/16 3/32 1/8 5/32 3/16 7/32 1/4 9/32 5/16 11/32 3/8 7/16 1/2 17/32 9/16 5/8 11/16 3/4 7/8 1 1-1/16 1-1/8 1-1/4 1-5/16 1-3/8 1-1/2 1-3/4 2 2-1/4 2-1/2 2-3/4 3 4 6 8 ) inch stainless steel balls 
Application 
304 stainless steel ball is the most widely used in the market, it can be used in iatrical instrument,chemical industry, avigation. Plastic hardware: scent bottle, sprayer, valve, nail polish, switch, washing machine, fridge, air condition, medicinal materials,automotive fittings,bearing, nursing bottle and so on.
Package 
1.Plastic bag+ carton box+ wooden pallet 
2.Plastic bag+ steel drums +wooden pallet for steel balls 
Payment term 
1.T/T 
2.Alibaba trade assurance 
3.Western Union 
4.Paypal 
Other product 
Chrome steel ball, carbon steel ball, bearing balls, brass balls, alumium balls 
Product process line

9 steps to produce the stainless steel balls 


Heading: In the first step, heading machines cut wire into short lengths and form it into spherical shapes between dies.

Deflashing: The flash line, a ridge left by the forming dies, is removed as balls roll between heavy, cast iron plates.

Soft Grinding: Similar to deflashing, except that a grinding stone is used to improve precision.

Heat-treating: Carbon steel balls are next carburized and hardened. Heat treatment imparts the desired hardness and case depth.

Descaling: This step removes the residues and by-products from the heat-treating process.


Hard Grinding: Slow, meticulous grinding assures proper sizing and sphericity, with tolerances as close as ±.0001".

Lapping: Several proprietary lapping processes can bring balls to the requirements of ISO 3290 Grade 10 - 48.

Finishing: Proprietary chemical and mechanical processes give the balls their final micro-smoothed finish, for increased wear resistance and product longevity.

Inspection: All products pass through at least two 100% inspection stages, using proprietary, automated inspection processes


Certifications

Our stainless steel ball have the ISO, SGS, ROSH certification.

Packing & Delivery
FAQ

Q:Are you trading company or manufacturer ?
A: We are professional manufacture with our own indenpendent export rights.


Q:Where is your company address ?
A:Our production department and sales department are all in Shandong.


Q:What is your sample policy?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.


Q:Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings.


Q:How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 5-35 days if the goods are not in stock,it is according to the quantity. 

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