-
![What points should···]()
2025-09-01 What points should be paid a···Key points to note about mineral-based cables:1. BTTZ cables have the highest fire resistance rating, but each cable is limited to 300 meters; therefore, they have numerous intermediate joints, which are susceptible to moisture and require strict construction requirements.2. BTTZ and YTTW cables do
read more > -
![What are the advan···]()
2025-09-01 What are the advantages of B···Advantages of BTLY Mineral Insulated Cable1. Fire resistance meets the three requirements of BS6387:a) No breakdown under 950°C flame for 3 hours;b) Withstands water spray for 15 minutes at 650°C after 30 minutes (direct immersion is also acceptable);c) Withstands impact and vibration for 15 minut
read more > -
![BBTRZ and BTTRZ, t···]()
2025-09-01 BBTRZ and BTTRZ, the two mod···Mineral insulated cables (BBTRZ and BTTRZ) differ by only a single letter, and both are new products without corresponding national standards. Initial users often struggle to distinguish them. So, what exactly are the differences? Let's discuss the differences.BTTRZ Series Product StructureIniti
read more > -
![What is mineral in···]()
2025-09-01 What is mineral insulated ca···Mineral insulated cable (MI cable) is commonly referred to in China as mineral cable or fire-resistant cable when used for wiring. MI cable is composed of inorganic materials such as copper conductor, mineral insulation, and copper or other metal sheathing.In 1996, a serious fire broke out in the En
read more > -
![What are the diffe···]()
2025-09-01 What are the differences bet···1. BTTZ cable is a copper core, copper sheathed, magnesium oxide insulated, fire-resistant cable. BTTRZ is a copper core, inorganic mineral tape-wrapped, copper sheathed, flexible fire-resistant cable.2. BTTZ is not flame retardant; BTTRZ is a flame-retardant copper core cable.3. BTTZ is less flexib
read more > -
![What are the disad···]()
2025-09-01 What are the disadvantages o···Disadvantages of BTTZ Mineral Insulated Cables1. BTTZ mineral insulated cables have many joints and are susceptible to moisture, while BTLY mineral insulated cables can be manufactured without joints and still meet customer requirements.2. The copper tube drawing process limits the continuous length
read more > -
![What are the advan···]()
2025-09-01 What are the advantages of B···Advantages of BTLY Mineral Insulated CableFire resistance standards meet three BS6387 tests:a) No breakdown under 950°C flame for 3 hours;b) Withstands water spray for 15 minutes at 650°C after 30 minutes (direct immersion is also acceptable);c) Withstands impact and vibration for 15 minutes at 95
read more > -
![Is flame retardant···]()
2025-09-01 Is flame retardant ZR B or C···1. Referring to GB/T 19666-2005, unless otherwise specified, the standard Class C rating is used.2. If no specific information is provided, the product is flame-retardant Class C.3. We also manufacture according to Class C.4. Since ZR doesn't specify anything, it can be interpreted in any way. W
read more > -
![What are the main ···]()
2025-09-01 What are the main materials ···1. Outer sheath is silicone rubber and PVC.2. Silicone rubber insulation, PVC sheath.
read more > -
![What is JBF cable?]()
2025-09-01 What is JBF cable?JBF, now called JF, is a nitrile polyvinyl chloride composite insulated motor winding lead cable (wire), which complies with the standard JB/T6213.2-2006.
read more >
