At present, the state has not yet officially issued a national standard on the E0 level. At present, the so-called E0 standard is mostly established within the industry.
Brand shop: plate
E0 means: less than or equal to 0.5 mg/L formaldehyde emission
E1 means: formaldehyde emission amount less than or equal to 9.0mg/100g
E2 means: formaldehyde release amount less than or equal to 30.0 mg/100g
Formaldehyde is a colorless, harmful gas that can cause cancer of the nose, mouth, throat, skin, and digestive tract. The formaldehyde in the house is mainly derived from various types of wood, furniture, paint, and other decorative materials.
According to the national mandatory standards, after closing doors and windows for one hour, the amount of formaldehyde released per cubic meter of indoor air should not exceed 0.08 milligrams; if it reaches 0.1 to 2.0 milligrams, 50% of normal people can smell bad; reaching 2.0-5.0 milligrams Eyes and trachea will be strongly stimulated. Symptoms such as sneezing and coughing will occur. If they reach 10 mg or more, they will have trouble breathing. If they reach 50 mg or more, they will cause serious illnesses such as pneumonia and even death.
link:
>>> Green sheet purchasing and usage tips
>>> Qi family classroom: experts teach you how to choose plate
>>> home improvement classroom: 4 kinds of common wood sheet purchase
>>> Qijia Niu people: Comparison of various types of door panels and purchase points
Plate purchase formaldehyde home window coating residential
Electric BALL VALVE is operated by Electric Actuator, the actuator has open close type and regulating type, power 24VDC, 220VAC. valve have different type and material for optional, socket welding and flanged type, PVC, CPVC, PVDF, PP, PPH, EPDM, PTFE lined. standard following DIN, ANSI, JIS, pressure rate of PN10, PN16, 150LB, 10K. size from 1/2" to 12", limited switch, Solenoid Valve are optional.
Ningbo RMI Plastic Co.,Ltd offer electric Ball Valve with specification:
Size:DN15~DN300 (1/2 inch ~ 12 inch)
Connection: Flange DIN PN10, ANSI CL150, JIS10K; socket DIN, ANSI, JIS, CNS, BS; Thread BSPT, NPT.
Body Material: PVDF,PVC,CPVC,PP,PPH,PTFE lined WCB
Seal material: EPDM;FPM;FKM;VITON
Seat Material: PTFE
Design pressure:1.0Mpa(PN10 bar)
Actuator:Electrical
Operating type:Open/Shut, Regulating
Power supply:DC24V;AC220V;AC380V
Electric Ball Valve,Ball Valve Electric,Electric Control Ball Valve,Electric Valve
Ningbo RMI Plastic Co.,Ltd , https://www.rmiplast.com