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electrical grade magnesium oxide for Rice Cookers Tube Powder
electrical grade magnesium oxide for Rice Cookers Tube Powder

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electrical grade magnesium oxide for Rice Cookers Tube Powder(Low temperature appliances powder)

electrical grade magnesium oxide for Rice Cookers Tube Powder

 

1.Type

Rice Cookers Tube Powder (low temperature appliances tube)

 

2.Characteristics

Rice Cookers Tube Powder is mainly used in low wattage loading ≤5w/cm2  in air and water heating elements. After the tube made, the electrical heating element must 300°C,1.5 hours anneal, but without sealing.

 

3.Chemical analysis (%)

MgO

CaO

Al2O3

Fe2O3

SiO2

≥93±3

≤1.5±0.5

≤1.5±0.5

≤0.6

≤3±2

 

4.Particle distribution

Mesh

+40

+60

+80

+140

+200

+325

-325

Dia(um)

+425

+250

+180

+106

+75

+45

-45

Quantity(%)

0-1

30±5

20±5

25±5

10±5

10±5

5±2

 

5.Tap density

          2.31±0.03g/cm3

 

6.Flow

     Ford cup no.3 (φ2.165mm-2.185mm): 195±15s/100g

     Ford cup no.4 (φ3.97mm-4.01mm):36±4s/100g

 

7.Electrical property

 

8.Packing

     25 kg in a plastic plaited bag; or 25 kg in a carton and 2 tons on a pallet.  Special packing is available on requirement.

 

9.Security and storage

     Electrical grade magnesium oxide is a non-toxic product, but with some dust.  Masks and gloves are proposed to use during operation.

     Electrical grade magnesium oxide should be stored in dry places, and are suggested to be used out within 12 months after delivery.

 

10.Contact Information

Fengcheng Fenghua Magnesium Co.,Ltd.

Qin Zhiguo

General Manager

Tel:+864158234698

Fax:+864158230719

Mobile: +8613700155443

Address:No.39,Hejiagouxipu,Fengcheng City

        Liaoning Province,China P.C.:118100

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