250mm long and wide carbon felt board
Evacuated aluminum foil without flap folding
Hard felt cylinder for vacuum sintering furnace
Sulfurizing agent3-8mm
Insulating glass desiccant
Special-shaped VIP
OD480 Heat Insulated Hard Felt Disc
Packaging Mineral Desiccant
4A molecular sieve
Insulation sheet for lithium-ion battery
Insulated Lunch Bag
A hard felt tube divided into four parts