double hole mgo tube:

1,certificate: SGS

2,model:the size can be customized according special requirements,also we have our standard as below::(outside diameter x inner diameter x length)

Φ5.3x1.6x25mm                Φ7.0x2.4x40mm

Φ9.0x3.0x50mm                Φ11.0x3.5x40mm

Φ15.0x4.5x40mm                Φ 18.0x5.0x50mm

Φ13.0x4.5x40mm                Φ20x6x50mm...........

3,marterial:porcelain