The properties of h-BN particles are greatly affected by the purity, and the sintering conditions and product treatment will directly affect the purity.
Graphite sintering mold for diamond segment with high temperature resistance, thermal shock resistance, electrical conductivity, lubricity, chemical stability and plasticity and many other characteristics, mainly used for machining diamond cutter head of
1. Fertilizer and chemical injection through drip and sprinkler irrigation systems.2. Select the appropriate specification of fertilizer Injector depend on the crop andirrigation area. Too big or too small maybe do nothing.
These valves are composed of a solenoid operated pilot valve and a pilot operated slave valve. When a solenoid is energised the pilot valve directs the flow to move the spool of the slave valve, thus changing the direction of flow in the hydraulic circui