BORON - 379 Annonces

Samedi 08 novembre 2014

NdFeB (Neodymium-Iron-Boron) is the most powerful rare-earth permanent magnet, because of this, it called super magnet or strong magnet . NdFeB magnet was developed from the year of 1983 and became commercially available in 1984. Neodymium magnet have the highest Br, and BHmax of...

Jeudi 06 novembre 2014

Neodymium Iron Boron magnet, also known as NdFeB Magnets, the most powerful magnets in all permanent magnetic material, it has stronger coercivity and BH max Which can attract heavy object weighting over 600times its weight. NdFeB magnet are available in a number of different grades...

Jeudi 06 novembre 2014

NdFeB (neodymium Iron Boron) magnet is the third generation of rare-earth permanent magnet, named "king magnet" for its great performance and competitive price. It's widely used in modern industry and electronic technology. Disc Size of Neodymium Magnets. Widely used in toy , sensor...

Mercredi 16 juillet 2014

Black, frangible and sharp, good thermal conductivity and electric conductivity.Microcosmic shape is a hexagonal crystal, Mohs hardness is 9.3, Vickers hardness is 2940-3300 kg/mm, microhardness is 2670-2815 kg/mm3. Among abrasives, silicon carbide's hardness is higher than corundum...

Vendredi 18 avril 2014

Quantité : 100000 - Prix : 0.01-10

N52 forts Aimant néodyme bloc / bloc de puissants aimants NdFeB Localisation : Rm. 18-4, 5, No. 225, North Section Of Huancheng West Road, Haishu District, Ningbo, Zhejiang, China, 315012 Ningbo, Personne à contacter : Vivian Qu, 8657427788031

Jeudi 03 avril 2014

Quantité : 1000 Ton - Prix : USD 27-42 per kilogr

MEIQI Boron Carbide Boron Carbide is melted in electric furnace from boric acid and carbon by high temperature .It's one of the hardest material worldwide. As its nice physical and chemical properties ,it is the most ideal material for many field .Especial used as high quality abrasive...

Vendredi 25 octobre 2013

Quantité : 1000 piece - Prix : USD 0.1 / piece

- Materials: neodymium, iron, boron - Magnetic properties: high coercive force, the maximum operation temperature is up to 200°C - Grades: N33-N52, 33M-48M, 33H-48H, 30SH-45SH, 30UH-38UH and 30EH-38EH - Shapes and sizes: can be customized - Coatings: Ni, Zn, gold, copper...

Mardi 24 septembre 2013

Quantité : 1000 - Prix : 1 000,00 €

ASME SA213 T22 , ASTM A213 , ASTM A213 T22 , T22 SA213 , pipe en acier allié , tube en alliage ASTM A213 T22 norme porte transparente chaudière ferritique et austénitique inoxydable, surchauffeur et les tubes d'échangeur de chaleur . Grades contenant la lettre H dans leur désignation...

Mardi 24 septembre 2013

Quantité : 1000 - Prix : 1 000,00 €

ASME SA213 T91 , ASTM A213 , ASTM A213 T91 , T91 SA213 , pipe en acier allié , tube en alliage ASTM A213 T91 est la partie de la norme ASTM A213 Standard Specification for Seamless ferritique et austénitique alliage d'acier chaudière , surchauffeur , tubes échangeurs de chaleur ...

Mardi 24 septembre 2013

Quantité : 1000 - Prix : 1 000,00 €

ASME SA213 T12 , ASTM A213 , ASTM A213 T12, T12 SA213 , pipe en acier allié , tube en alliage ASTM A213 T12 est la partie de la norme ASTM A213 Standard Specification for Seamless ferritique et austénitique alliage d'acier chaudière , surchauffeur , tubes échangeurs de chaleur ...

Mardi 24 septembre 2013

Quantité : 1000 - Prix : 1 000,00 €

ASME SA213 T11 , ASTM A213 , ASTM A213 T11, T11 SA213 , pipe en acier allié , tube en alliage ASTM A213 T11 est la partie de la norme ASTM A213 Standard Specification for Seamless ferritique et austénitique alliage d'acier chaudière , surchauffeur , tubes échangeurs de chaleur ...

Mardi 24 septembre 2013

Quantité : 1000 - Prix : 1 000,00 €

ASME SA213 T9 , ASTM A213 , ASTM A213 T9, SA213 T9, tuyau en acier allié , tube en alliage ASTM A213 T9 est la partie de la norme ASTM A213 Standard Specification for Seamless ferritique et austénitique alliage d'acier chaudière , surchauffeur , tubes échangeurs de chaleur . ASTM...

Dimanche 31 mars 2013

Quantité : 1111 - Prix : 1 111,00 €

We are the No.1 manufacturer of boron nitride ceramics in China.   Boron nitrid rods boron nitride tube boron nitride plate boron nitride crucible Localisation : zibo,shandong,china, 255000 zibo, Personne à contacter : Xiao Aaron, 0086 15264316663

Dimanche 02 septembre 2012

Quantité : 99999 - Prix : $2.2/kg

we have produced different kinds of glass frosting powder, like YK glass frosting powder-I, which is universally used in the glass bottle etching fields; the YK cosmetic glass frosting powder, which is widely used in the further processing of cosmetic bottles and flat glass; YK lamp-ornament...

Mardi 08 mai 2012

Boron produce amorphous B2O3 in the recovery of metallic sodium or potassium. Its density is 1.73 g/cm3.oron amorphous in small quantities is introduced into steel and some alloys for an improvement in their metallic properties. Additive steel (0.001-0.003)% of boron increases its strength...

Mardi 08 mai 2012

Boron nitride (BN) is sometimes called white graphite. His get annealing technical boron or boron oxide in the atmosphere of ammonia. It is a white, similar to talcum powder, but the similarity with talc is purely external, much larger and deeper similarity is between the amorphous...

Mardi 08 mai 2012

Carbide of boron B4c - black bright crystals, is decomposed above 2450c on the hardness it the third, inferior only to diamond and nitride of boron. Abrasive and grinding material; neutron absorber in the nuclear reactors.It adapts in atomic power engineering as the material of the rods...

Mardi 08 mai 2012

Carbide of boron B4c - black bright crystals, is decomposed above 2450c on the hardness it the third, inferior only to diamond and nitride of boron. Abrasive and grinding material; neutron absorber in the nuclear reactors.It adapts in atomic power engineering as the material of the rods...

Samedi 03 novembre 2007

ABRASIVES Brown/White/Black/Zirconia Fused Aluminium Oxide,Green Silicon/ Black Carbide, ,Boron Carbide.etc. especially our silicon metal powder with purity Si :98.5%~99.9%. WHEEL/DISC high quality grinding wheel and cutting-off wheel for Metal and Steel Cutting/grinding , Stainless...