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~M-300  阻燃中壁護套管
產品簡介
具有優異的阻燃、密封、絕緣、防潮、抗衝擊及耐磨性能。廣氾用於有阻燃要求的電纜終端或中間連接處的密封與絕緣防護以及其他需要機械防護、防腐、密封且有阻燃要求胡工作環境。
性能特點
阻燃、帶膠、優異的機械保護性能、密封、防潮、防水
關鍵指標
收縮比率：3:1
收縮溫度：120℃
使用溫度：-55℃～+110℃
標準顏色：黑色
性能指標
測試項目 測試方法 性能指標
外層性能 ASTM D 2671 ≥14MPa
拉伸強度 ASTM D 2671 ≥12MPa
老化后拉伸強度
（150℃,168hrs） ASTM D 2671 0~-10%
縱向收縮率 ASTM D 2671 ≥400%
斷裂伸長率 ASTM D 2671 ≥300%
老化后斷裂伸長率(150℃,168hrs) IEC 243 ≥18KV/mm
擊穿強度 ASTM D 792 1.05g/cm3
密度 IEC 93 ≥1013Ω•cm
體積電阻率 － 60秒內自熄
阻燃性  
熱熔膠性能  
吸水率 ISO 62 ≤0.2%
軟化點 ASTM E 28 85+5℃
剝離強度(PE) DIN 30672 4N/cm
抗茵性 ISO 746 通過
產品規格

尺寸(mm) 供應尺寸(mm) 
回縮后尺寸(mm) 
管型 
標準長度（mm）
 內徑（最小值） 內徑（最大值） 壁厚（最小值）  
M-300 22/6 22 6 2.5 0 1000-1500
M-300 33/8 33 8 2.5 0 1000-1500
M-300 40/12 40 12 2.5 0 1000-1500
M-300 55/16 55 16 2.7 0 1000-1500
M-300 65/19 65 19 2.8 0 1000-1500
M-300 75/22 75 22 3.0 0 1000-1500
M-300 95/25 95 25 3.0 0 1000-1500
M-300 115/34 115 34 3.0 0 1000-1500
M-300 140/42 140 42 3.0 0 1000-1500
M-300 160/50 160 50 3.0 0 1000-1500
其他規格尺寸可定製。

M-300 Flame Retardant Wall Protecting Sleeve
Product Brief
    As excellent flame retardant, sealing, insulation, moisture-proof, shock resistance and wear resistance. A widely used flame retardant requirement cable terminal or the middle connecting sealing and insulation protection at and other required mechanical protection, corrosion, sealing and flame retardant requirements work environment.
Performance characteristics
Flame retardant, adhesive, excellent mechanical performance, protection, moisture-proof, waterproof sealing.
Key indicators
Contraction ratio:  3:1
The shrinkage temperature:  120℃
The use of temperature:  -55℃～+110℃
Standard color:  Black
Performance index
The test project Test method Performance index
The outer performance ASTM D 2671 ≥14MPa
Tensile strength ASTM D 2671 ≥12MPa
The tensile strength after aging（150℃,168hrs） ASTM D 2671 0~－10%
The longitudinal shrinkage rate ASTM D 2671 ≥400%
The elongation at break ASTM D 2671 ≥300%
Elongation after aging
(150℃,168hrs) IEC 243 ≥18KV/mm
The breakdown strength ASTM D 792 1.05g/cm3
Density IEC 93 ≥1013Ω•cm
The volume resistivity － 60 seconds self extinguishing
Flame retardant  
The properties of the hot melt adhesive  
The rate of water absorption ISO 62 ≤0.2%
Softening point ASTM E 28 85+5℃
Peel strength (PE) DIN 30672 4N/cm
Anti bacterial ISO 746 Pass
Product specifications

  Size(mm) Size
(mm) After retraction of size
(mm) 
Tube type 
Standard length（mm）
 Diameter
(minimum) Diameter
(maximum) Wall thickness
(minimum)  
M-300 22/6 22 6 2.5 0 1000-1500
M-300 33/8 33 8 2.5 0 1000-1500
M-300 40/12 40 12 2.5 0 1000-1500
M-300 55/16 55 16 2.7 0 1000-1500
M-300 65/19 65 19 2.8 0 1000-1500
M-300 75/22 75 22 3.0 0 1000-1500
M-300 95/25 95 25 3.0 0 1000-1500
M-300 115/34 115 34 3.0 0 1000-1500
M-300 140/42 140 42 3.0 0 1000-1500
M-300 160/50 160 50 3.0 0 1000-1500
Other sizes are available upon request.