High Temperature Alumina Ceramic Roller
USD $20 - $22 /Piece
Min.Order:10 Pieces
Suzhou Freedom Ceramic Co., Ltd.
Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics.
Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products.
We can make the part by hot injection pressing, dry pressing, isostatic pressing and extrusion productive technology etc.
Packing & shipment
1.Package:packed in export fumigate wooden case outside with poly packaging material inside.
2.Shipping Port: QINGDAO,SHANGHAI,GUANGZHOU,NINGBO.
3.Payment: We can accept T/T, L/C.
4.Delivery time:within 10 days after receiving payment.
5.H.S Code : 69039000
1.Strong professional:
A:The manager of our company has twenty years working experience in refractory product, technology and trading. He has professional function on a various refractory’ s production materials, process control, quality supervision and package delivery.
B: .Company staff are very familiar with refractory and professional knowledge is very good .
C:Company staff are all college culture level.
2. .Annual supply:
Our company has a dozen cooperative production factories which are better in productive technology and quality management. All the factories has passed ISO9001 quality management system certification. And the annual supply of dense shaped and unshaped refractory product is 100,000-200,000 tons.
3. Annual exports:
Now we have exported more than ten countries , such as Asia ,Europe and South America.The average annual export amount is 10 million RMB , about $1.6 million.
4. Production equipment:
Production and testing equipments are new, complete and automated or semi- automated. Such modern facilities and equipments have provided the fine technical guarantee for the production and testing.
5. Process flow diagram:
6. Order processing:
After the contract is signed, the relevant responsible person tracked production progress, product quality and product packing aperiodically. During the term of contract sent on time with quantity and quality guaranteed.
Freedom Ceramics Suzhou Limited Company is located in Suzhou which covers an area of 36 acre-feet with building area of 13 thousands square meters. The whole investment reaches 40 million yuan. The company has a good cooperation relationship with many well-known institutes, such as Shanghai Jiaotong University, East China University of Science and Technology and Shanghai Institute of Ceramics, Chinese Academy of Science. |
You can see:
1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) Used in all electric products and electric heating products
7) OEM, ODM and OBM are welcomed
Item | FRD-70 | FRD-75 | FRD-80 | FRD-85 | FRD-90H | FRD-90 | FRD-95 |
Al2O3 % | ≥72 | ≥74 | ≥78 | ≥85 | ≥90 | ≥90 | ≥95 |
Fe2O3 % | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.2 | ≤0.2 | ≤0.2 |
Bulk density g/cm3 | 2.4 | 2.6 | 2.8 | 3.4 | 3.5 | 3.6 | 3.7 |
Apparent porosity % | ≤25 | ≤20 | ≤15 | ≤12 | ≤10 | ≤9 | ≤8 |
Water absorption % | ≤12 | ≤10 | ≤7 | ≤6 | ≤5 | ≤5 | ≤4 |
Flexural Strength Mpa | 25°C 50 | 25°C 60 | 25°C 70 | 25°C 80 | 25°C 90 | 25°C 100 | 25°C 100 |
1350°C 30 | 1350°C 40 | 1350°C 50 | 1350°C 60 | 1350°C 70 | 1350°C 80 | 1350°C 90 | |
Coefficient of thermal expansion (25-1000°C) *10-6/°C | 6 | ||||||
Thermal shock resistance 25-1300°C | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent |
Working temperature °C | 1200 | 1300 | 1350 | 1400 | 1500 | 1650 | 1800 |
Diameter Variation(mm) | +0.2, -0.3 | ||||||
Length Variation(mm) | + /-1.5 | ||||||
Roundness(mm) | ≤ 0.2 |
Typical Sizes | |||||
( O.D.*I .D. x L mm) | |||||
65*52.4*4600 | 55*42*3900 | 50*38.5*3600 | 42*34.6*2900 | 40*29*3100 | 32*21*2800 |
65*52.4*4300 | 55*42*3800 | 45*34.6*3900 | 45*34.6*3500 | 40*29*3000 | 30*20*3000 |
65*48*4000 | 52*42*3920 | 45*34.6*3600 | 45*34.6*3300 | 40*29*2900 | 30*20*2800 |
60*48*4400 | 52*42*3820 | 45*34.6*3500 | 42*31*3200 | 33.7*22.5*3000 | 30*20*2600 |
60*48*4200 | 52*42*3650 | 45*34.6*3300 | 42*31*3100 | 33.7*22.5*2800 | 27*17*2600 |
60*48*3800 | 50*38.5*3900 | 42*31*3200 | 42*31*3000 | 33.7*22.5*2600 | 27*17*2400 |
55*42*4200 | 50*38.5*3800 | 42*31*3100 | 42*31*2900 | 33.7*22.5*2400 | 25*15*2400 |
If you have any question, please contact with us. I believe you will like our products and service
Suzhou Freedom Ceramics Co., Ltd
No.11 Jinsigang Industrial Road, Guoxiang Town, Suzhou City,Jiangsu Pro, China
Tel: 86-512-81870359
Mob:86-158-5016-2733
Fax: 86-512-68791499
Skype:wyh870705